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71 lines
2.5 KiB
Ruby
71 lines
2.5 KiB
Ruby
require File.expand_path(File.dirname(__FILE__) + '/spec_helper')
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describe "Time Iterations" do
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before(:each) do
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@now = Time.now
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end
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it "should iterate over time objects with #each" do
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times = []
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result = @now.each(:hour) { |time| times << time }
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times.should have(24).items
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times.should == (1..24).map { |i| @now + i.hours }
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result.should == @now
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end
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it "should iterate over time objects with #beginning_of_each" do
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times = []
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result = @now.beginning_of_each_hour { |time| times << time }
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times.should have(24).items
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times.should == (1..24).map { |i| @now.beginning_of_hour + i.hours }
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result.should == @now
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end
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it "should iterate over time objects with #map_each" do
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result = @now.map_each_hour { |time| time }
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result.should have(24).items
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result.should == (1..24).map { |i| @now + i.hours }
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end
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it "should iterate over time objects with #map_beginning_of_each" do
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result = @now.map_beginning_of_each(:hour) { |time| time }
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result.should have(24).items
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result.should == (1..24).map { |i| @now.beginning_of_hour + i.hours }
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end
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it "should iterate over time objects with #each and #until via method chaining" do
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match = (1..6).map { |i| @now + i.hours }
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times = []
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result = @now.each(:hour).until(@now + 6.hours) { |time| times << time }
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times.should == match
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result.should == @now
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times = []
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result = @now.until(@now + 6.hours).each_hour { |time| times << time }
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times.should == match
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result.should == @now
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end
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it "should iterate over time objects with #map_each and #until via method chaining" do
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match = (1..6).map { |i| @now + i.hours }
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@now.map_each_hour.until(@now + 6.hours) { |time| time }.should == match
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@now.until(@now + 6.hours).map_each(:hour) { |time| time }.should == match
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# check so the #map alias for #map_each works
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@now.map_hour.until(@now + 6.hours) { |time| time }.should == match
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end
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it "should iterate over time objects backwards with #until set in the past" do
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match = (1..6).map { |i| @now - i.hours }
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@now.map_each_hour.until(@now - 6.hours) { |time| time }.should == match
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@now.until(@now - 6.hours).map_each(:hour) { |time| time }.should == match
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end
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it "should iterate over time objects with #map_each and #from via method chaining" do
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match = (1..6).map { |i| @now + i.hours }
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(@now + 6.hours).map_each_hour.from(@now) { |time| time }.should == match
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(@now + 6.hours).from(@now).map_each(:hour) { |time| time }.should == match
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end
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end |