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185 lines
6.1 KiB
Crystal
185 lines
6.1 KiB
Crystal
require "../spec_helper"
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describe Spectator::Matchers::LessThanMatcher do
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describe "#match" do
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it "compares using #<" do
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spy = SpySUT.new
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partial = new_partial(spy)
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matcher = Spectator::Matchers::LessThanMatcher.new(42)
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matcher.match(partial)
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spy.lt_call_count.should be > 0
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end
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context "returned MatchData" do
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describe "#matched?" do
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context "with a larger value" do
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it "is true" do
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actual = 42
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expected = 777
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partial = new_partial(actual)
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matcher = Spectator::Matchers::LessThanMatcher.new(expected)
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match_data = matcher.match(partial)
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match_data.matched?.should be_true
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end
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end
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context "with a smaller value" do
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it "is false" do
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actual = 777
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expected = 42
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partial = new_partial(actual)
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matcher = Spectator::Matchers::LessThanMatcher.new(expected)
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match_data = matcher.match(partial)
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match_data.matched?.should be_false
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end
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end
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context "with an equal value" do
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it "is false" do
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value = 42
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partial = new_partial(value)
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matcher = Spectator::Matchers::LessThanMatcher.new(value)
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match_data = matcher.match(partial)
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match_data.matched?.should be_false
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end
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end
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end
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describe "#values" do
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context "expected" do
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it "is the expected value" do
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actual = 42
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expected = 777
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partial = new_partial(actual)
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matcher = Spectator::Matchers::LessThanMatcher.new(expected)
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match_data = matcher.match(partial)
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match_data.values[:expected].value.should eq(expected)
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end
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it "is prefixed with <" do
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actual = 42
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expected = 777
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partial = new_partial(actual)
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matcher = Spectator::Matchers::LessThanMatcher.new(expected)
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match_data = matcher.match(partial)
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match_data.values[:expected].to_s.should start_with("<")
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end
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end
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context "actual" do
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it "is the actual value" do
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actual = 42
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expected = 777
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partial = new_partial(actual)
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matcher = Spectator::Matchers::LessThanMatcher.new(expected)
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match_data = matcher.match(partial)
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match_data.values[:actual].value.should eq(actual)
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end
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context "when #matched? is true" do
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it "is prefixed with <" do
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actual = 42
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expected = 777
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partial = new_partial(actual)
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matcher = Spectator::Matchers::LessThanMatcher.new(expected)
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match_data = matcher.match(partial)
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match_data.matched?.should be_true # Sanity check.
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match_data.values[:actual].to_s.should start_with("<")
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end
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end
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context "when #matched? is false" do
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it "is prefixed with >=" do
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actual = 777
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expected = 42
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partial = new_partial(actual)
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matcher = Spectator::Matchers::LessThanMatcher.new(expected)
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match_data = matcher.match(partial)
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match_data.matched?.should be_false # Sanity check.
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match_data.values[:actual].to_s.should start_with(">=")
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end
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end
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end
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end
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describe "#message" do
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it "mentions <" do
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value = 42
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partial = new_partial(value)
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matcher = Spectator::Matchers::LessThanMatcher.new(value)
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match_data = matcher.match(partial)
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match_data.message.should contain("<")
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end
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it "contains the actual label" do
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value = 42
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label = "everything"
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partial = new_partial(value, label)
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matcher = Spectator::Matchers::LessThanMatcher.new(value)
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match_data = matcher.match(partial)
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match_data.message.should contain(label)
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end
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it "contains the expected label" do
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value = 42
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label = "everything"
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partial = new_partial(value)
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matcher = Spectator::Matchers::LessThanMatcher.new(value, label)
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match_data = matcher.match(partial)
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match_data.message.should contain(label)
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end
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context "when expected label is omitted" do
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it "contains stringified form of expected value" do
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value1 = 42
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value2 = 777
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partial = new_partial(value1)
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matcher = Spectator::Matchers::LessThanMatcher.new(value2)
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match_data = matcher.match(partial)
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match_data.message.should contain(value2.to_s)
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end
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end
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end
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describe "#negated_message" do
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it "mentions <" do
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value = 42
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partial = new_partial(value)
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matcher = Spectator::Matchers::LessThanMatcher.new(value)
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match_data = matcher.match(partial)
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match_data.negated_message.should contain("<")
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end
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it "contains the actual label" do
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value = 42
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label = "everything"
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partial = new_partial(value, label)
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matcher = Spectator::Matchers::LessThanMatcher.new(value)
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match_data = matcher.match(partial)
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match_data.negated_message.should contain(label)
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end
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it "contains the expected label" do
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value = 42
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label = "everything"
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partial = new_partial(value)
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matcher = Spectator::Matchers::LessThanMatcher.new(value, label)
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match_data = matcher.match(partial)
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match_data.negated_message.should contain(label)
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end
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context "when expected label is omitted" do
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it "contains stringified form of expected value" do
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value1 = 42
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value2 = 777
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partial = new_partial(value1)
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matcher = Spectator::Matchers::LessThanMatcher.new(value2)
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match_data = matcher.match(partial)
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match_data.negated_message.should contain(value2.to_s)
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end
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end
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end
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end
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end
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end
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