shard-spectator/spec/matchers/have_value_matcher_spec.cr

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require "../spec_helper"
private struct FakeValueSet
def has_value?(value)
true
end
end
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describe Spectator::Matchers::HaveValueMatcher do
describe "#match" do
context "returned MatchData" do
describe "#matched?" do
context "with an existing value" do
it "is true" do
hash = Hash{"foo" => "bar"}
value = "bar"
partial = new_partial(hash)
matcher = Spectator::Matchers::HaveValueMatcher.new(value)
match_data = matcher.match(partial)
match_data.matched?.should be_true
end
end
context "with a non-existent value" do
it "is false" do
hash = Hash{"foo" => "bar"}
value = "baz"
partial = new_partial(hash)
matcher = Spectator::Matchers::HaveValueMatcher.new(value)
match_data = matcher.match(partial)
match_data.matched?.should be_false
end
end
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end
describe "#values" do
context "value" do
it "is the expected value" do
hash = {"foo" => "bar"}
value = "baz"
partial = new_partial(hash)
matcher = Spectator::Matchers::HaveValueMatcher.new(value)
match_data = matcher.match(partial)
match_data_value_sans_prefix(match_data.values, :value)[:value].should eq(value)
end
end
context "actual" do
context "when #values is available" do
it "is the list of values" do
hash = Hash{"foo" => "bar"}
value = "baz"
partial = new_partial(hash)
matcher = Spectator::Matchers::HaveValueMatcher.new(value)
match_data = matcher.match(partial)
match_data_value_sans_prefix(match_data.values, :actual)[:value].should eq(hash.values)
end
end
context "when #values isn't available" do
it "is the actual value" do
actual = FakeValueSet.new
value = "baz"
partial = new_partial(actual)
matcher = Spectator::Matchers::HaveValueMatcher.new(value)
match_data = matcher.match(partial)
match_data_value_sans_prefix(match_data.values, :actual)[:value].should eq(actual)
end
end
end
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end
describe "#message" do
it "contains the actual label" do
hash = Hash{"foo" => "bar"}
value = "bar"
label = "blah"
partial = new_partial(hash, label)
matcher = Spectator::Matchers::HaveValueMatcher.new(value)
match_data = matcher.match(partial)
match_data.message.should contain(label)
end
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it "contains the expected label" do
hash = Hash{"foo" => "bar"}
value = "bar"
label = "blah"
partial = new_partial(hash)
matcher = Spectator::Matchers::HaveValueMatcher.new(value, label)
match_data = matcher.match(partial)
match_data.message.should contain(label)
end
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context "when the expected label is omitted" do
it "contains the stringified key" do
hash = Hash{"foo" => "bar"}
value = "bar"
partial = new_partial(hash)
matcher = Spectator::Matchers::HaveValueMatcher.new(value)
match_data = matcher.match(partial)
match_data.message.should contain(value.to_s)
end
end
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end
describe "#negated_message" do
it "contains the actual label" do
hash = Hash{"foo" => "bar"}
value = "bar"
label = "blah"
partial = new_partial(hash, label)
matcher = Spectator::Matchers::HaveValueMatcher.new(value)
match_data = matcher.match(partial)
match_data.negated_message.should contain(label)
end
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it "contains the expected label" do
hash = Hash{"foo" => "bar"}
value = "bar"
label = "blah"
partial = new_partial(hash)
matcher = Spectator::Matchers::HaveValueMatcher.new(value, label)
match_data = matcher.match(partial)
match_data.negated_message.should contain(label)
end
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context "when the expected label is omitted" do
it "contains the stringified key" do
hash = Hash{"foo" => "bar"}
value = "bar"
partial = new_partial(hash)
matcher = Spectator::Matchers::HaveValueMatcher.new(value)
match_data = matcher.match(partial)
match_data.negated_message.should contain(value.to_s)
end
end
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end
end
end
end