mirror of
https://github.com/ditkrg/validates_timeliness.git
synced 2026-01-22 22:06:45 +00:00
proper timezone awareness and plugin parser hooks
Parser uses method compilation technique namely to a method not a proc
This commit is contained in:
Adam Meehan
parent
9ddd150b2f
commit
5d495505d9
@ -4,13 +4,10 @@ require 'active_support/core_ext/hash/except'
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require 'active_support/core_ext/string/conversions'
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require 'active_support/core_ext/date/acts_like'
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require 'active_support/core_ext/date/conversions'
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require 'active_support/core_ext/date/zones'
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require 'active_support/core_ext/time/acts_like'
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require 'active_support/core_ext/time/conversions'
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require 'active_support/core_ext/time/zones'
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require 'active_support/core_ext/date_time/acts_like'
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require 'active_support/core_ext/date_time/conversions'
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require 'active_support/core_ext/date_time/zones'
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module ValidatesTimeliness
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autoload :VERSION, 'validates_timeliness/version'
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@ -19,6 +16,14 @@ module ValidatesTimeliness
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mattr_accessor :extend_orms
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@@extend_orms = [ defined?(ActiveRecord) && :active_record ].compact
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# User the plugin date/time parser which is stricter and extendable
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mattr_accessor :use_plugin_parser
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@@use_plugin_parser = false
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# Default timezone
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mattr_accessor :default_timezone
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@@default_timezone = defined?(ActiveRecord) ? ActiveRecord::Base.default_timezone : :utc
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# Set the dummy date part for a time type values.
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mattr_accessor :dummy_date_for_time_type
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@@dummy_date_for_time_type = [ 2000, 1, 1 ]
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@ -41,6 +46,7 @@ module ValidatesTimeliness
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end
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end
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require 'validates_timeliness/parser'
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require 'validates_timeliness/conversion'
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require 'validates_timeliness/validator'
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require 'validates_timeliness/helper_methods'
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@ -8,7 +8,7 @@ module ValidatesTimeliness
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when :date
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value.to_date
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when :datetime
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value.to_time.in_time_zone
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value.to_time
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end
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rescue
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nil
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@ -16,29 +16,34 @@ module ValidatesTimeliness
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def dummy_time(value)
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time = if value.acts_like?(:time)
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value = value.in_time_zone
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[value.hour, value.min, value.sec]
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else
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[0,0,0]
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end
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Time.local(*(ValidatesTimeliness.dummy_date_for_time_type + time))
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Time.send(ValidatesTimeliness.default_timezone, *(ValidatesTimeliness.dummy_date_for_time_type + time))
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end
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def evaluate_option_value(value, record)
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def evaluate_option_value(value, record, timezone_aware=false)
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case value
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when Time, Date
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when Time
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timezone_aware ? value.in_time_zone : value
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when Date
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value
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when String
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value.to_time(:local)
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if ValidatesTimeliness.use_plugin_parser
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ValidatesTimeliness::Parser.parse(value, :datetime, :timezone_aware => timezone_aware, :strict => false)
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else
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timezone_aware ? Time.zone.parse(value) : value.to_time(ValidatesTimeliness.default_timezone)
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end
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when Symbol
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if !record.respond_to?(value) && restriction_shorthand?(value)
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ValidatesTimeliness.restriction_shorthand_symbols[value].call
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else
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evaluate_option_value(record.send(value), record)
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evaluate_option_value(record.send(value), record, timezone_aware)
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end
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when Proc
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result = value.arity > 0 ? value.call(record) : value.call
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evaluate_option_value(result, record)
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evaluate_option_value(result, record, timezone_aware)
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else
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value
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end
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407
lib/validates_timeliness/parser.rb
Normal file
407
lib/validates_timeliness/parser.rb
Normal file
@ -0,0 +1,407 @@
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require 'date'
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module ValidatesTimeliness
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# A date and time parsing library which allows you to add custom formats using
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# simple predefined tokens. This makes it much easier to catalogue and customize
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# the formats rather than dealing directly with regular expressions.
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#
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# Formats can be added or removed to customize the set of valid date or time
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# string values.
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#
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class Parser
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cattr_accessor :time_formats,
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:date_formats,
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:datetime_formats,
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:time_expressions,
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:date_expressions,
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:datetime_expressions,
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:format_tokens,
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:format_proc_args
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# Set the threshold value for a two digit year to be considered last century
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#
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# Default: 30
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#
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# Example:
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# year = '29' is considered 2029
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# year = '30' is considered 1930
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#
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cattr_accessor :ambiguous_year_threshold
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self.ambiguous_year_threshold = 30
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# Set the dummy date part for a time type value. Should be an array of 3 values
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# being year, month and day in that order.
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#
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# Default: [ 2000, 1, 1 ] same as ActiveRecord
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#
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cattr_accessor :dummy_date_for_time_type
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self.dummy_date_for_time_type = [ 2000, 1, 1 ]
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# Format tokens:
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# y = year
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# m = month
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# d = day
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# h = hour
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# n = minute
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# s = second
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# u = micro-seconds
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# ampm = meridian (am or pm) with or without dots (e.g. am, a.m, or a.m.)
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# _ = optional space
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# tz = Timezone abbreviation (e.g. UTC, GMT, PST, EST)
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# zo = Timezone offset (e.g. +10:00, -08:00, +1000)
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#
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# All other characters are considered literal. You can embed regexp in the
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# format but no gurantees that it will remain intact. If you avoid the use
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# of any token characters and regexp dots or backslashes as special characters
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# in the regexp, it may well work as expected. For special characters use
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# POSIX character clsses for safety.
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#
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# Repeating tokens:
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# x = 1 or 2 digits for unit (e.g. 'h' means an hour can be '9' or '09')
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# xx = 2 digits exactly for unit (e.g. 'hh' means an hour can only be '09')
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#
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# Special Cases:
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# yy = 2 or 4 digit year
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# yyyy = exactly 4 digit year
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# mmm = month long name (e.g. 'Jul' or 'July')
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# ddd = Day name of 3 to 9 letters (e.g. Wed or Wednesday)
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# u = microseconds matches 1 to 6 digits
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#
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# Any other invalid combination of repeating tokens will be swallowed up
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# by the next lowest length valid repeating token (e.g. yyy will be
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# replaced with yy)
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@@time_formats = [
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'hh:nn:ss',
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'hh-nn-ss',
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'h:nn',
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'h.nn',
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'h nn',
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'h-nn',
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'h:nn_ampm',
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'h.nn_ampm',
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'h nn_ampm',
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'h-nn_ampm',
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'h_ampm'
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]
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@@date_formats = [
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'yyyy-mm-dd',
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'yyyy/mm/dd',
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'yyyy.mm.dd',
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'm/d/yy',
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'd/m/yy',
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'm\d\yy',
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'd\m\yy',
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'd-m-yy',
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'd.m.yy',
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'd mmm yy'
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]
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@@datetime_formats = [
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'yyyy-mm-dd hh:nn:ss',
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'yyyy-mm-dd h:nn',
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'yyyy-mm-dd h:nn_ampm',
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'yyyy-mm-dd hh:nn:ss.u',
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'm/d/yy h:nn:ss',
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'm/d/yy h:nn_ampm',
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'm/d/yy h:nn',
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'd/m/yy hh:nn:ss',
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'd/m/yy h:nn_ampm',
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'd/m/yy h:nn',
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'ddd, dd mmm yyyy hh:nn:ss (zo|tz)', # RFC 822
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'ddd mmm d hh:nn:ss zo yyyy', # Ruby time string
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'yyyy-mm-ddThh:nn:ssZ', # iso 8601 without zone offset
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'yyyy-mm-ddThh:nn:sszo' # iso 8601 with zone offset
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]
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# All tokens available for format construction. The token array is made of
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# token regexp, validation regexp and key for format proc mapping if any.
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# If the token needs no format proc arg then the validation regexp should
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# not have a capturing group, as all captured groups are passed to the
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# format proc.
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#
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# The token regexp should only use a capture group if 'look-behind' anchor
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# is required. The first capture group will be considered a literal and put
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# into the validation regexp string as-is. This is a hack.
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@@format_tokens = [
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{ 'ddd' => [ /d{3}/, '\w{3,9}' ] },
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{ 'dd' => [ /d{2}/, '\d{2}', :day ] },
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{ 'd' => [ /d/, '\d{1,2}', :day ] },
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{ 'ampm' => [ /ampm/, '[aApP]\.?[mM]\.?', :meridian ] },
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{ 'mmm' => [ /m{3}/, '\w{3,9}', :month ] },
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{ 'mm' => [ /m{2}/, '\d{2}', :month ] },
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{ 'm' => [ /m{1}/, '\d{1,2}', :month ] },
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{ 'yyyy' => [ /y{4}/, '\d{4}', :year ] },
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{ 'yy' => [ /y{2}/, '\d{4}|\d{2}', :year ] },
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{ 'hh' => [ /h{2}/, '\d{2}', :hour ] },
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{ 'h' => [ /h{1}/, '\d{1,2}', :hour ] },
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{ 'nn' => [ /n{2}/, '\d{2}', :min ] },
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{ 'n' => [ /n{1}/, '\d{1,2}', :min ] },
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{ 'ss' => [ /s{2}/, '\d{2}', :sec ] },
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{ 's' => [ /s{1}/, '\d{1,2}', :sec ] },
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{ 'u' => [ /u{1}/, '\d{1,6}', :usec ] },
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{ 'zo' => [ /zo/, '[+-]\d{2}:?\d{2}', :offset ] },
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{ 'tz' => [ /tz/, '[A-Z]{1,4}' ] },
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{ '_' => [ /_/, '\s?' ] }
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]
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# Arguments which will be passed to the format proc if matched in the
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# time string. The key must be the key from the format tokens. The array
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# consists of the arry position of the arg, the arg name, and the code to
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# place in the time array slot. The position can be nil which means the arg
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# won't be placed in the array.
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#
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# The code can be used to manipulate the arg value if required, otherwise
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# should just be the arg name.
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#
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@@format_proc_args = {
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:year => [0, 'y', 'unambiguous_year(y)'],
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:month => [1, 'm', 'month_index(m)'],
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:day => [2, 'd', 'd'],
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:hour => [3, 'h', 'full_hour(h, md ||= nil)'],
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:min => [4, 'n', 'n'],
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:sec => [5, 's', 's'],
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:usec => [6, 'u', 'microseconds(u)'],
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:offset => [7, 'z', 'offset_in_seconds(z)'],
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:meridian => [nil, 'md', nil]
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}
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@@type_wrapper = {
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:date => [/\A/, nil],
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:time => [nil , /\Z/],
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:datetime => [/\A/, /\Z/]
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}
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class << self
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def compile_format_expressions
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@@time_expressions = compile_formats(@@time_formats)
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@@date_expressions = compile_formats(@@date_formats)
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@@datetime_expressions = compile_formats(@@datetime_formats)
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end
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def parse(raw_value, type, options={})
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return nil if raw_value.blank?
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return raw_value if raw_value.acts_like?(:time) || raw_value.acts_like?(:date)
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time_array = _parse(raw_value, type, options.reverse_merge(:strict => true))
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return nil if time_array.nil?
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if type == :date
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Date.new(*time_array[0..2]) rescue nil
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else
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make_time(time_array[0..7], options[:timezone_aware])
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end
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end
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def make_time(time_array, timezone_aware=false)
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# Enforce strict date part validity which Time class does not
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return nil unless Date.valid_civil?(*time_array[0..2])
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if timezone_aware
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Time.zone.local(*time_array)
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else
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Time.time_with_datetime_fallback(ValidatesTimeliness.default_timezone, *time_array)
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end
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rescue ArgumentError, TypeError
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nil
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end
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# Loop through format expressions for type and call the format method on a match.
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# Allow pre or post match strings to exist if strict is false. Otherwise wrap
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# regexp in start and end anchors.
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#
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# Returns time array if matches a format, nil otherwise.
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#
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def _parse(string, type, options={})
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options.reverse_merge!(:strict => true)
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sets = if options[:format]
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options[:strict] = true
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[ send("#{type}_expressions").assoc(options[:format]) ]
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else
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expression_set(type, string)
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end
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set = sets.find do |format, regexp|
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string =~ wrap_regexp(regexp, type, options[:strict])
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end
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if set
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last = options[:include_offset] ? 8 : 7
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values = send(:"format_#{set[0]}", *$~[1..last])
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values[0..2] = ValidatesTimeliness.dummy_date_for_time_type if type == :time
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return values
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end
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end
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# Delete formats of specified type. Error raised if format not found.
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def remove_formats(type, *remove_formats)
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remove_formats.each do |format|
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unless self.send("#{type}_formats").delete(format)
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raise "Format #{format} not found in #{type} formats"
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end
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end
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compile_format_expressions
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end
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# Adds new formats. Must specify format type and can specify a :before
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# option to nominate which format the new formats should be inserted in
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# front on to take higher precedence.
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# Error is raised if format already exists or if :before format is not found.
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def add_formats(type, *add_formats)
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formats = self.send("#{type}_formats")
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options = {}
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options = add_formats.pop if add_formats.last.is_a?(Hash)
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before = options[:before]
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raise "Format for :before option #{format} was not found." if before && !formats.include?(before)
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add_formats.each do |format|
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raise "Format #{format} is already included in #{type} formats" if formats.include?(format)
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index = before ? formats.index(before) : -1
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formats.insert(index, format)
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end
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compile_format_expressions
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end
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# Removes formats where the 1 or 2 digit month comes first, to eliminate
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# formats which are ambiguous with the European style of day then month.
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# The mmm token is ignored as its not ambigous.
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def remove_us_formats
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us_format_regexp = /\Am{1,2}[^m]/
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date_formats.reject! { |format| us_format_regexp =~ format }
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datetime_formats.reject! { |format| us_format_regexp =~ format }
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compile_format_expressions
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end
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def full_hour(hour, meridian)
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hour = hour.to_i
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return hour if meridian.nil?
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if meridian.delete('.').downcase == 'am'
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hour == 12 ? 0 : hour
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else
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hour == 12 ? hour : hour + 12
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end
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end
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def unambiguous_year(year)
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if year.length <= 2
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century = Time.now.year.to_s[0..1].to_i
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century -= 1 if year.to_i >= ambiguous_year_threshold
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year = "#{century}#{year.rjust(2,'0')}"
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end
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year.to_i
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end
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def month_index(month)
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return month.to_i if month.to_i.nonzero?
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abbr_month_names.index(month.capitalize) || month_names.index(month.capitalize)
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end
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def month_names
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I18n.t('date.month_names')
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end
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def abbr_month_names
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I18n.t('date.abbr_month_names')
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end
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def microseconds(usec)
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(".#{usec}".to_f * 1_000_000).to_i
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end
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def offset_in_seconds(offset)
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sign = offset =~ /^-/ ? -1 : 1
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parts = offset.scan(/\d\d/).map {|p| p.to_f }
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parts[1] = parts[1].to_f / 60
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(parts[0] + parts[1]) * sign * 3600
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end
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private
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# Generate regular expression from format string
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def generate_format_expression(string_format)
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format = string_format.dup
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format.gsub!(/([\.\\])/, '\\\\\1') # escapes dots and backslashes
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found_tokens, token_order = [], []
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format_tokens.each do |token|
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token_regexp, regexp_str, arg_key = *token.values.first
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if format.gsub!(token_regexp, "%<#{found_tokens.size}>")
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regexp_str = "(#{regexp_str})" if arg_key
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found_tokens << [regexp_str, arg_key]
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end
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end
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format.scan(/%<(\d)>/).each {|token_index|
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token_index = token_index.first
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token = found_tokens[token_index.to_i]
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format.gsub!("%<#{token_index}>", token[0])
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token_order << token[1]
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}
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compile_format_method(token_order.compact, string_format)
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Regexp.new(format)
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||||
rescue
|
||||
raise "The following format regular expression failed to compile: #{format}\n from format #{string_format}."
|
||||
end
|
||||
|
||||
# Compiles a format method which maps the regexp capture groups to method
|
||||
# arguments based on order captured. A time array is built using the values
|
||||
# in the position indicated by the first element of the proc arg array.
|
||||
#
|
||||
def compile_format_method(order, name)
|
||||
values = [nil] * 7
|
||||
args = []
|
||||
order.each do |part|
|
||||
proc_arg = format_proc_args[part]
|
||||
args << proc_arg[1]
|
||||
values[proc_arg[0]] = proc_arg[2] if proc_arg[0]
|
||||
end
|
||||
class_eval <<-DEF
|
||||
class << self
|
||||
define_method(:"format_#{name}") do |#{args.join(',')}|
|
||||
[#{values.map {|i| i || 'nil' }.join(',')}].map {|i| i.is_a?(Float) ? i : i.to_i }
|
||||
end
|
||||
end
|
||||
DEF
|
||||
end
|
||||
|
||||
def compile_formats(formats)
|
||||
formats.map { |format| [ format, generate_format_expression(format) ] }
|
||||
end
|
||||
|
||||
# Pick expression set and combine date and datetimes for
|
||||
# datetime attributes to allow date string as datetime
|
||||
def expression_set(type, string)
|
||||
case type
|
||||
when :date
|
||||
date_expressions
|
||||
when :time
|
||||
time_expressions
|
||||
when :datetime
|
||||
# gives a speed-up for date string as datetime attributes
|
||||
if string.length < 11
|
||||
date_expressions + datetime_expressions
|
||||
else
|
||||
datetime_expressions + date_expressions
|
||||
end
|
||||
end
|
||||
end
|
||||
|
||||
def wrap_regexp(regexp, type, strict=false)
|
||||
type = strict ? :datetime : type
|
||||
/#{@@type_wrapper[type][0]}#{regexp}#{@@type_wrapper[type][1]}/
|
||||
end
|
||||
|
||||
end
|
||||
end
|
||||
end
|
||||
|
||||
ValidatesTimeliness::Parser.compile_format_expressions
|
||||
@ -41,13 +41,14 @@ module ValidatesTimeliness
|
||||
raw_value = attribute_raw_value(record, attr_name) || value
|
||||
return if (@allow_nil && raw_value.nil?) || (@allow_blank && raw_value.blank?)
|
||||
|
||||
timezone_aware = record.class.timeliness_attribute_timezone_aware?(attr_name)
|
||||
value = type_cast(value)
|
||||
|
||||
return record.errors.add(attr_name, :"invalid_#{@type}") if value.blank?
|
||||
|
||||
@restrictions_to_check.each do |restriction|
|
||||
begin
|
||||
restriction_value = type_cast(evaluate_option_value(options[restriction], record))
|
||||
restriction_value = type_cast(evaluate_option_value(options[restriction], record, timezone_aware))
|
||||
unless value.send(RESTRICTIONS[restriction], restriction_value)
|
||||
return record.errors.add(attr_name, restriction, :message => options[:"#{restriction}_message"], :restriction => format_error_value(restriction_value))
|
||||
end
|
||||
|
||||
@ -1,6 +1,3 @@
|
||||
$:.unshift(File.dirname(__FILE__) + '/../lib')
|
||||
$:.unshift(File.dirname(__FILE__))
|
||||
|
||||
require 'rspec'
|
||||
require 'rspec/autorun'
|
||||
|
||||
@ -19,6 +16,7 @@ ValidatesTimeliness.setup do |c|
|
||||
c.extend_orms = [ :active_record ]
|
||||
c.enable_date_time_select_extension!
|
||||
c.enable_multiparameter_extension!
|
||||
c.default_timezone = :utc
|
||||
end
|
||||
|
||||
Time.zone = 'Australia/Melbourne'
|
||||
|
||||
@ -24,64 +24,49 @@ describe ValidatesTimeliness::Conversion do
|
||||
|
||||
describe "for time type" do
|
||||
it "should return same value for time value matching dummy date part" do
|
||||
type_cast_value(Time.mktime(2000, 1, 1, 0, 0, 0), :time).should == Time.mktime(2000, 1, 1, 0, 0, 0)
|
||||
type_cast_value(Time.utc(2000, 1, 1, 0, 0, 0), :time).should == Time.utc(2000, 1, 1, 0, 0, 0)
|
||||
end
|
||||
|
||||
it "should return dummy time value with same time part for time value with different date" do
|
||||
type_cast_value(Time.mktime(2010, 1, 1, 0, 0, 0), :time).should == Time.mktime(2000, 1, 1, 0, 0, 0)
|
||||
type_cast_value(Time.utc(2010, 1, 1, 0, 0, 0), :time).should == Time.utc(2000, 1, 1, 0, 0, 0)
|
||||
end
|
||||
|
||||
it "should return dummy time only for date value" do
|
||||
type_cast_value(Date.new(2010, 1, 1), :time).should == Time.mktime(2000, 1, 1, 0, 0, 0)
|
||||
type_cast_value(Date.new(2010, 1, 1), :time).should == Time.utc(2000, 1, 1, 0, 0, 0)
|
||||
end
|
||||
|
||||
it "should return dummy date with shifted local time for UTC datetime value" do
|
||||
type_cast_value(DateTime.new(2010, 1, 1, 12, 34, 56), :time).should == Time.mktime(2000, 1, 1, 23, 34, 56)
|
||||
end
|
||||
|
||||
it "should return dummy date with time part for local datetime value" do
|
||||
type_cast_value(DateTime.civil_from_format(:local, 2010, 1, 1, 12, 34, 56), :time).should == Time.mktime(2000, 1, 1, 12, 34, 56)
|
||||
it "should return dummy date with time part for datetime value" do
|
||||
type_cast_value(DateTime.civil_from_format(:utc, 2010, 1, 1, 12, 34, 56), :time).should == Time.utc(2000, 1, 1, 12, 34, 56)
|
||||
end
|
||||
end
|
||||
|
||||
describe "for datetime type" do
|
||||
it "should return time in local offset for date value" do
|
||||
it "should return Date as Time value" do
|
||||
type_cast_value(Date.new(2010, 1, 1), :datetime).should == Time.local_time(2010, 1, 1, 0, 0, 0)
|
||||
end
|
||||
|
||||
it "should return same value for same time value in local offset" do
|
||||
type_cast_value(Time.local_time(2010, 1, 1, 12, 34, 56), :datetime).should == Time.local_time(2010, 1, 1, 12, 34, 56)
|
||||
it "should return same Time value" do
|
||||
value = Time.utc(2010, 1, 1, 12, 34, 56)
|
||||
type_cast_value(Time.utc(2010, 1, 1, 12, 34, 56), :datetime).should == value
|
||||
end
|
||||
|
||||
it "should return shifted local time value for UTC time value" do
|
||||
type_cast_value(Time.utc(2010, 1, 1, 12, 34, 56), :datetime).should == Time.local_time(2010, 1, 1, 23, 34, 56)
|
||||
end
|
||||
|
||||
it "should return shifted local time value for UTC datetime value" do
|
||||
type_cast_value(DateTime.new(2010, 1, 1, 12, 34, 56), :datetime).should == Time.local_time(2010, 1, 1, 23, 34, 56)
|
||||
end
|
||||
|
||||
it "should return time value with same component values for local datetime value" do
|
||||
type_cast_value(DateTime.civil_from_format(:local, 2010, 1, 1, 12, 34, 56), :datetime).should == Time.local_time(2010, 1, 1, 12, 34, 56)
|
||||
it "should return as Time with same component values" do
|
||||
type_cast_value(DateTime.civil_from_format(:utc, 2010, 1, 1, 12, 34, 56), :datetime).should == Time.utc(2010, 1, 1, 12, 34, 56)
|
||||
end
|
||||
end
|
||||
end
|
||||
|
||||
describe "#dummy_time" do
|
||||
it 'should return dummy date with shifted local time part for UTC time value' do
|
||||
dummy_time(Time.utc(2010, 11, 22, 12, 34, 56)).should == Time.local_time(2000, 1, 1, 23, 34, 56)
|
||||
it 'should return Time with dummy date values but same time components' do
|
||||
dummy_time(Time.utc(2010, 11, 22, 12, 34, 56)).should == Time.utc(2000, 1, 1, 12, 34, 56)
|
||||
end
|
||||
|
||||
it 'should return dummy date with same time part part for local time value with non-dummy date' do
|
||||
dummy_time(Time.local_time(2010, 11, 22, 12, 34, 56)).should == Time.local_time(2000, 1, 1, 12, 34, 56)
|
||||
it 'should return same value for Time which already has dummy date values' do
|
||||
dummy_time(Time.utc(2000, 1, 1, 12, 34, 56)).should == Time.utc(2000, 1, 1, 12, 34, 56)
|
||||
end
|
||||
|
||||
it 'should return same value for local time with dummy date' do
|
||||
dummy_time(Time.local_time(2000, 1, 1, 12, 34, 56)).should == Time.local_time(2000, 1, 1, 12, 34, 56)
|
||||
end
|
||||
|
||||
it 'should return exact dummy time value for date value' do
|
||||
dummy_time(Date.new(2010, 11, 22)).should == Time.mktime(2000, 1, 1, 0, 0, 0)
|
||||
it 'should return base dummy time value for Date value' do
|
||||
dummy_time(Date.new(2010, 11, 22)).should == Time.utc(2000, 1, 1, 0, 0, 0)
|
||||
end
|
||||
|
||||
describe "with custom dummy date" do
|
||||
@ -91,7 +76,7 @@ describe ValidatesTimeliness::Conversion do
|
||||
end
|
||||
|
||||
it 'should return dummy time with custom dummy date' do
|
||||
dummy_time(Time.local_time(1999, 11, 22, 12, 34, 56)).should == Time.local_time(2010, 1, 1, 12, 34, 56)
|
||||
dummy_time(Time.utc(1999, 11, 22, 12, 34, 56)).should == Time.utc(2010, 1, 1, 12, 34, 56)
|
||||
end
|
||||
|
||||
after(:all) do
|
||||
@ -118,11 +103,6 @@ describe ValidatesTimeliness::Conversion do
|
||||
evaluate_option_value(value, person).should == value
|
||||
end
|
||||
|
||||
it 'should return local Time value from string time value' do
|
||||
value = '2010-01-01 12:00:00'
|
||||
evaluate_option_value(value, person).should == Time.mktime(2010,1,1,12,0,0)
|
||||
end
|
||||
|
||||
it 'should return Time value returned from proc with 0 arity' do
|
||||
value = Time.mktime(2010,1,1)
|
||||
evaluate_option_value(lambda { value }, person).should == value
|
||||
@ -134,21 +114,37 @@ describe ValidatesTimeliness::Conversion do
|
||||
evaluate_option_value(lambda {|r| r.birth_time }, person).should == value
|
||||
end
|
||||
|
||||
it 'should return Time value from proc which returns string time' do
|
||||
value = '2010-01-01 12:00:00'
|
||||
evaluate_option_value(lambda { value }, person).should == Time.mktime(2010,1,1,12,0,0)
|
||||
end
|
||||
|
||||
it 'should return Time value for attribute method symbol which returns Time' do
|
||||
value = Time.mktime(2010,1,1)
|
||||
person.birth_time = value
|
||||
evaluate_option_value(:birth_time, person).should == value
|
||||
end
|
||||
|
||||
it 'should return Time value for attribute method symbol which returns string time value' do
|
||||
it 'should return Time value is default zone from string time value' do
|
||||
value = '2010-01-01 12:00:00'
|
||||
evaluate_option_value(value, person).should == Time.utc(2010,1,1,12,0,0)
|
||||
end
|
||||
|
||||
it 'should return Time value is current zone from string time value if timezone aware' do
|
||||
value = '2010-01-01 12:00:00'
|
||||
evaluate_option_value(value, person, true).should == Time.zone.local(2010,1,1,12,0,0)
|
||||
end
|
||||
|
||||
it 'should return Time value in default zone from proc which returns string time' do
|
||||
value = '2010-01-01 12:00:00'
|
||||
evaluate_option_value(lambda { value }, person).should == Time.utc(2010,1,1,12,0,0)
|
||||
end
|
||||
|
||||
it 'should return Time value in default zone for attribute method symbol which returns string time value' do
|
||||
value = '2010-01-01 12:00:00'
|
||||
person.birth_time = value
|
||||
evaluate_option_value(:birth_time, person).should == Time.mktime(2010,1,1,12,0,0)
|
||||
evaluate_option_value(:birth_time, person).should == Time.utc(2010,1,1,12,0,0)
|
||||
end
|
||||
|
||||
it 'should return Time value in current zone attribute method symbol which returns string time value if timezone aware' do
|
||||
value = '2010-01-01 12:00:00'
|
||||
person.birth_time = value
|
||||
evaluate_option_value(:birth_time, person, true).should == Time.zone.local(2010,1,1,12,0,0)
|
||||
end
|
||||
|
||||
context "restriction shorthand" do
|
||||
|
||||
340
spec/validates_timeliness/parser_spec.rb
Normal file
340
spec/validates_timeliness/parser_spec.rb
Normal file
@ -0,0 +1,340 @@
|
||||
require 'spec_helper'
|
||||
|
||||
describe ValidatesTimeliness::Parser do
|
||||
|
||||
describe "format proc generator" do
|
||||
it "should generate proc which outputs date array with values in correct order" do
|
||||
generate_method('yyyy-mm-dd').call('2000', '1', '2').should == [2000,1,2,0,0,0,0]
|
||||
end
|
||||
|
||||
it "should generate proc which outputs date array from format with different order" do
|
||||
generate_method('dd/mm/yyyy').call('2', '1', '2000').should == [2000,1,2,0,0,0,0]
|
||||
end
|
||||
|
||||
it "should generate proc which outputs time array" do
|
||||
generate_method('hh:nn:ss').call('01', '02', '03').should == [0,0,0,1,2,3,0]
|
||||
end
|
||||
|
||||
it "should generate proc which outputs time array with meridian 'pm' adjusted hour" do
|
||||
generate_method('hh:nn:ss ampm').call('01', '02', '03', 'pm').should == [0,0,0,13,2,3,0]
|
||||
end
|
||||
|
||||
it "should generate proc which outputs time array with meridian 'am' unadjusted hour" do
|
||||
generate_method('hh:nn:ss ampm').call('01', '02', '03', 'am').should == [0,0,0,1,2,3,0]
|
||||
end
|
||||
|
||||
it "should generate proc which outputs time array with microseconds" do
|
||||
generate_method('hh:nn:ss.u').call('01', '02', '03', '99').should == [0,0,0,1,2,3,990000]
|
||||
end
|
||||
|
||||
it "should generate proc which outputs datetime array with zone offset" do
|
||||
generate_method('yyyy-mm-dd hh:nn:ss.u zo').call('2001', '02', '03', '04', '05', '06', '99', '+10:00').should == [2001,2,3,4,5,6,990000,36000]
|
||||
end
|
||||
end
|
||||
|
||||
describe "validate regexps" do
|
||||
|
||||
describe "for time formats" do
|
||||
format_tests = {
|
||||
'hh:nn:ss' => {:pass => ['12:12:12', '01:01:01'], :fail => ['1:12:12', '12:1:12', '12:12:1', '12-12-12']},
|
||||
'hh-nn-ss' => {:pass => ['12-12-12', '01-01-01'], :fail => ['1-12-12', '12-1-12', '12-12-1', '12:12:12']},
|
||||
'h:nn' => {:pass => ['12:12', '1:01'], :fail => ['12:2', '12-12']},
|
||||
'h.nn' => {:pass => ['2.12', '12.12'], :fail => ['2.1', '12:12']},
|
||||
'h nn' => {:pass => ['2 12', '12 12'], :fail => ['2 1', '2.12', '12:12']},
|
||||
'h-nn' => {:pass => ['2-12', '12-12'], :fail => ['2-1', '2.12', '12:12']},
|
||||
'h:nn_ampm' => {:pass => ['2:12am', '2:12 pm', '2:12 AM', '2:12PM'], :fail => ['1:2am', '1:12 pm', '2.12am']},
|
||||
'h.nn_ampm' => {:pass => ['2.12am', '2.12 pm'], :fail => ['1:2am', '1:12 pm', '2:12am']},
|
||||
'h nn_ampm' => {:pass => ['2 12am', '2 12 pm'], :fail => ['1 2am', '1 12 pm', '2:12am']},
|
||||
'h-nn_ampm' => {:pass => ['2-12am', '2-12 pm'], :fail => ['1-2am', '1-12 pm', '2:12am']},
|
||||
'h_ampm' => {:pass => ['2am', '2 am', '12 pm'], :fail => ['1.am', '12 pm', '2:12am']},
|
||||
}
|
||||
format_tests.each do |format, values|
|
||||
it "should correctly validate times in format '#{format}'" do
|
||||
regexp = generate_regexp(format)
|
||||
values[:pass].each {|value| value.should match(regexp)}
|
||||
values[:fail].each {|value| value.should_not match(regexp)}
|
||||
end
|
||||
end
|
||||
end
|
||||
|
||||
describe "for date formats" do
|
||||
format_tests = {
|
||||
'yyyy/mm/dd' => {:pass => ['2000/02/01'], :fail => ['2000\02\01', '2000/2/1', '00/02/01']},
|
||||
'yyyy-mm-dd' => {:pass => ['2000-02-01'], :fail => ['2000\02\01', '2000-2-1', '00-02-01']},
|
||||
'yyyy.mm.dd' => {:pass => ['2000.02.01'], :fail => ['2000\02\01', '2000.2.1', '00.02.01']},
|
||||
'm/d/yy' => {:pass => ['2/1/01', '02/01/00', '02/01/2000'], :fail => ['2/1/0', '2.1.01']},
|
||||
'd/m/yy' => {:pass => ['1/2/01', '01/02/00', '01/02/2000'], :fail => ['1/2/0', '1.2.01']},
|
||||
'm\d\yy' => {:pass => ['2\1\01', '2\01\00', '02\01\2000'], :fail => ['2\1\0', '2/1/01']},
|
||||
'd\m\yy' => {:pass => ['1\2\01', '1\02\00', '01\02\2000'], :fail => ['1\2\0', '1/2/01']},
|
||||
'd-m-yy' => {:pass => ['1-2-01', '1-02-00', '01-02-2000'], :fail => ['1-2-0', '1/2/01']},
|
||||
'd.m.yy' => {:pass => ['1.2.01', '1.02.00', '01.02.2000'], :fail => ['1.2.0', '1/2/01']},
|
||||
'd mmm yy' => {:pass => ['1 Feb 00', '1 Feb 2000', '1 February 00', '01 February 2000'],
|
||||
:fail => ['1 Fe 00', 'Feb 1 2000', '1 Feb 0']}
|
||||
}
|
||||
format_tests.each do |format, values|
|
||||
it "should correctly validate dates in format '#{format}'" do
|
||||
regexp = generate_regexp(format)
|
||||
values[:pass].each {|value| value.should match(regexp)}
|
||||
values[:fail].each {|value| value.should_not match(regexp)}
|
||||
end
|
||||
end
|
||||
end
|
||||
|
||||
describe "for datetime formats" do
|
||||
format_tests = {
|
||||
'ddd mmm d hh:nn:ss zo yyyy' => {:pass => ['Sat Jul 19 12:00:00 +1000 2008'], :fail => []},
|
||||
'yyyy-mm-ddThh:nn:ss(?:Z|zo)' => {:pass => ['2008-07-19T12:00:00+10:00', '2008-07-19T12:00:00Z'], :fail => ['2008-07-19T12:00:00Z+10:00']},
|
||||
}
|
||||
format_tests.each do |format, values|
|
||||
it "should correctly validate datetimes in format '#{format}'" do
|
||||
regexp = generate_regexp(format)
|
||||
values[:pass].each {|value| value.should match(regexp)}
|
||||
values[:fail].each {|value| value.should_not match(regexp)}
|
||||
end
|
||||
end
|
||||
end
|
||||
end
|
||||
|
||||
describe "_parse" do
|
||||
|
||||
it "should return time array from date string" do
|
||||
time_array = formats._parse('12:13:14', :time, :strict => true)
|
||||
time_array.should == [2000,1,1,12,13,14,0]
|
||||
end
|
||||
|
||||
it "should return date array from time string" do
|
||||
time_array = formats._parse('2000-02-01', :date, :strict => true)
|
||||
time_array.should == [2000,2,1,0,0,0,0]
|
||||
end
|
||||
|
||||
it "should return datetime array from string value" do
|
||||
time_array = formats._parse('2000-02-01 12:13:14', :datetime, :strict => true)
|
||||
time_array.should == [2000,2,1,12,13,14,0]
|
||||
end
|
||||
|
||||
it "should parse date string when type is datetime" do
|
||||
time_array = formats._parse('2000-02-01', :datetime, :strict => false)
|
||||
time_array.should == [2000,2,1,0,0,0,0]
|
||||
end
|
||||
|
||||
it "should ignore time when extracting date and strict is false" do
|
||||
time_array = formats._parse('2000-02-01 12:13', :date, :strict => false)
|
||||
time_array.should == [2000,2,1,0,0,0,0]
|
||||
end
|
||||
|
||||
it "should ignore time when extracting date from format with trailing year and strict is false" do
|
||||
time_array = formats._parse('01-02-2000 12:13', :date, :strict => false)
|
||||
time_array.should == [2000,2,1,0,0,0,0]
|
||||
end
|
||||
|
||||
it "should ignore date when extracting time and strict is false" do
|
||||
time_array = formats._parse('2000-02-01 12:13', :time, :strict => false)
|
||||
time_array.should == [2000,1,1,12,13,0,0]
|
||||
end
|
||||
|
||||
it "should return zone offset when :include_offset option is true" do
|
||||
time_array = formats._parse('2000-02-01T12:13:14-10:30', :datetime, :include_offset => true)
|
||||
time_array.should == [2000,2,1,12,13,14,0,-37800]
|
||||
end
|
||||
|
||||
context "with format option" do
|
||||
it "should return values if string matches specified format" do
|
||||
time_array = formats._parse('2000-02-01 12:13:14', :datetime, :format => 'yyyy-mm-dd hh:nn:ss')
|
||||
time_array.should == [2000,2,1,12,13,14,0]
|
||||
end
|
||||
|
||||
it "should return nil if string does not match specified format" do
|
||||
time_array = formats._parse('2000-02-01 12:13', :datetime, :format => 'yyyy-mm-dd hh:nn:ss')
|
||||
time_array.should be_nil
|
||||
end
|
||||
end
|
||||
|
||||
context "date with ambiguous year" do
|
||||
it "should return year in current century if year below threshold" do
|
||||
time_array = formats._parse('01-02-29', :date)
|
||||
time_array.should == [2029,2,1,0,0,0,0]
|
||||
end
|
||||
|
||||
it "should return year in last century if year at or above threshold" do
|
||||
time_array = formats._parse('01-02-30', :date)
|
||||
time_array.should == [1930,2,1,0,0,0,0]
|
||||
end
|
||||
|
||||
it "should allow custom threshold" do
|
||||
default = ValidatesTimeliness::Parser.ambiguous_year_threshold
|
||||
ValidatesTimeliness::Parser.ambiguous_year_threshold = 40
|
||||
time_array = formats._parse('01-02-39', :date)
|
||||
time_array.should == [2039,2,1,0,0,0,0]
|
||||
time_array = formats._parse('01-02-40', :date)
|
||||
time_array.should == [1940,2,1,0,0,0,0]
|
||||
ValidatesTimeliness::Parser.ambiguous_year_threshold = default
|
||||
end
|
||||
end
|
||||
|
||||
context "with custom dummy date values" do
|
||||
before(:all) do
|
||||
@old_dummy_date = ValidatesTimeliness.dummy_date_for_time_type
|
||||
ValidatesTimeliness.dummy_date_for_time_type = [2009,1,1]
|
||||
end
|
||||
|
||||
it "should return time array with custom dummy date" do
|
||||
time_array = formats._parse('12:13:14', :time, :strict => true)
|
||||
time_array.should == [2009,1,1,12,13,14,0]
|
||||
end
|
||||
|
||||
after(:all) do
|
||||
ValidatesTimeliness.dummy_date_for_time_type = @old_dummy_date
|
||||
end
|
||||
end
|
||||
end
|
||||
|
||||
describe "parse" do
|
||||
it "should return time object for valid time string" do
|
||||
parse("2000-01-01 12:13:14", :datetime).should be_kind_of(Time)
|
||||
end
|
||||
|
||||
it "should return nil for time string with invalid date part" do
|
||||
parse("2000-02-30 12:13:14", :datetime).should be_nil
|
||||
end
|
||||
|
||||
it "should return nil for time string with invalid time part" do
|
||||
parse("2000-02-01 25:13:14", :datetime).should be_nil
|
||||
end
|
||||
|
||||
it "should return Time object when passed a Time object" do
|
||||
parse(Time.now, :datetime).should be_kind_of(Time)
|
||||
end
|
||||
|
||||
it "should convert time string into current timezone" do
|
||||
Time.zone = 'Melbourne'
|
||||
time = parse("2000-01-01 12:13:14", :datetime, :timezone_aware => true)
|
||||
Time.zone.utc_offset.should == 10.hours
|
||||
end
|
||||
|
||||
it "should return nil for invalid date string" do
|
||||
parse("2000-02-30", :date).should be_nil
|
||||
end
|
||||
|
||||
def parse(*args)
|
||||
ValidatesTimeliness::Parser.parse(*args)
|
||||
end
|
||||
end
|
||||
|
||||
describe "make_time" do
|
||||
it "should create time using current timezone" do
|
||||
time = ValidatesTimeliness::Parser.make_time([2000,1,1,12,0,0])
|
||||
time.zone.should == "UTC"
|
||||
end
|
||||
|
||||
it "should create time using current timezone" do
|
||||
Time.zone = 'Melbourne'
|
||||
time = ValidatesTimeliness::Parser.make_time([2000,1,1,12,0,0], true)
|
||||
time.zone.should == "EST"
|
||||
end
|
||||
end
|
||||
|
||||
describe "removing formats" do
|
||||
it "should remove format from format array" do
|
||||
formats.remove_formats(:time, 'h.nn_ampm')
|
||||
formats.time_formats.should_not include("h o'clock")
|
||||
end
|
||||
|
||||
it "should not match time after its format is removed" do
|
||||
validate('2.12am', :time).should be_true
|
||||
formats.remove_formats(:time, 'h.nn_ampm')
|
||||
validate('2.12am', :time).should be_false
|
||||
end
|
||||
|
||||
it "should raise error if format does not exist" do
|
||||
lambda { formats.remove_formats(:time, "ss:hh:nn") }.should raise_error()
|
||||
end
|
||||
|
||||
after do
|
||||
formats.time_formats << 'h.nn_ampm'
|
||||
formats.compile_format_expressions
|
||||
end
|
||||
end
|
||||
|
||||
describe "adding formats" do
|
||||
before do
|
||||
formats.compile_format_expressions
|
||||
end
|
||||
|
||||
it "should add format to format array" do
|
||||
formats.add_formats(:time, "h o'clock")
|
||||
formats.time_formats.should include("h o'clock")
|
||||
end
|
||||
|
||||
it "should match new format after its added" do
|
||||
validate("12 o'clock", :time).should be_false
|
||||
formats.add_formats(:time, "h o'clock")
|
||||
validate("12 o'clock", :time).should be_true
|
||||
end
|
||||
|
||||
it "should add format before specified format and be higher precedence" do
|
||||
formats.add_formats(:time, "ss:hh:nn", :before => 'hh:nn:ss')
|
||||
validate("59:23:58", :time).should be_true
|
||||
time_array = formats._parse('59:23:58', :time)
|
||||
time_array.should == [2000,1,1,23,58,59,0]
|
||||
end
|
||||
|
||||
it "should raise error if format exists" do
|
||||
lambda { formats.add_formats(:time, "hh:nn:ss") }.should raise_error()
|
||||
end
|
||||
|
||||
it "should raise error if format exists" do
|
||||
lambda { formats.add_formats(:time, "ss:hh:nn", :before => 'nn:hh:ss') }.should raise_error()
|
||||
end
|
||||
|
||||
after do
|
||||
formats.time_formats.delete("h o'clock")
|
||||
formats.time_formats.delete("ss:hh:nn")
|
||||
# reload class instead
|
||||
end
|
||||
end
|
||||
|
||||
describe "removing US formats" do
|
||||
it "should validate a date as European format when US formats removed" do
|
||||
time_array = formats._parse('01/02/2000', :date)
|
||||
time_array.should == [2000, 1, 2,0,0,0,0]
|
||||
formats.remove_us_formats
|
||||
time_array = formats._parse('01/02/2000', :date)
|
||||
time_array.should == [2000, 2, 1,0,0,0,0]
|
||||
end
|
||||
|
||||
after do
|
||||
# reload class
|
||||
end
|
||||
end
|
||||
|
||||
|
||||
def formats
|
||||
ValidatesTimeliness::Parser
|
||||
end
|
||||
|
||||
def validate(time_string, type)
|
||||
valid = false
|
||||
formats.send("#{type}_expressions").each do |format, regexp, processor|
|
||||
valid = true and break if /\A#{regexp}\Z/ =~ time_string
|
||||
end
|
||||
valid
|
||||
end
|
||||
|
||||
def generate_regexp(format)
|
||||
# wrap in line start and end anchors to emulate extract values method
|
||||
/\A#{formats.send(:generate_format_expression, format)}\Z/
|
||||
end
|
||||
|
||||
def generate_regexp_str(format)
|
||||
formats.send(:generate_format_expression, format).inspect
|
||||
end
|
||||
|
||||
def generate_method(format)
|
||||
formats.send(:generate_format_expression, format)
|
||||
ValidatesTimeliness::Parser.method(:"format_#{format}")
|
||||
end
|
||||
|
||||
def delete_format(type, format)
|
||||
formats.send("#{type}_formats").delete(format)
|
||||
end
|
||||
end
|
||||
Loading…
Reference in New Issue
Block a user