87 lines
2.6 KiB
Crystal
87 lines
2.6 KiB
Crystal
require "../spec_helper"
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describe Spectator::Matchers::NilMatcher do
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describe "#match" do
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context "returned MatchData" do
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describe "#matched?" do
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context "with nil" do
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it "is true" do
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value = nil.as(Bool?)
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partial = new_partial(value)
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matcher = Spectator::Matchers::NilMatcher.new
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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 not nil" do
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it "is false" do
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value = true.as(Bool?)
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partial = new_partial(value)
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matcher = Spectator::Matchers::NilMatcher.new
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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 nil" do
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partial = new_partial(42)
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matcher = Spectator::Matchers::NilMatcher.new
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match_data = matcher.match(partial)
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match_data.values[:expected].value.should eq(nil)
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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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value = 42
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partial = new_partial(value)
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matcher = Spectator::Matchers::NilMatcher.new
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match_data = matcher.match(partial)
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match_data.values[:actual].should eq(value)
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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 nil" do
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partial = new_partial(42)
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matcher = Spectator::Matchers::NilMatcher.new
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match_data = matcher.match(partial)
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match_data.message.should contain("nil")
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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::NilMatcher.new
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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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end
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describe "#negated_message" do
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it "mentions nil" do
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partial = new_partial(42)
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matcher = Spectator::Matchers::NilMatcher.new
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match_data = matcher.match(partial)
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match_data.negated_message.should contain("nil")
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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::NilMatcher.new
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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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end
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end
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end
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end
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