shard-spectator/spec/expectations_helper.cr

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# Utility methods for creating expectations, partials, and matchers.
def new_partial(label : String, actual : T) forall T
Spectator::Expectations::ValueExpectationPartial.new(label, actual)
end
def new_partial(actual : T = 123) forall T
new_partial(actual.to_s, actual)
end
def new_matcher(label : String, expected : T) forall T
Spectator::Matchers::EqualityMatcher.new(label, expected)
end
def new_matcher(expected : T = 123) forall T
new_matcher(expected.to_s, expected)
end
def new_expectation(expected : ExpectedType = 123, actual : ActualType = 123) forall ExpectedType, ActualType
partial = new_partial("foo", actual)
matcher = new_matcher("bar", expected)
Spectator::Expectations::ValueExpectation.new(partial, matcher)
end
def new_met_expectation(value : T = 123) forall T
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new_expectation(value, value).tap do |expectation|
expectation.satisfied?.should be_true # Sanity check.
end
end
def new_unmet_expectation(expected : ExpectedType = 123, actual : ActualType = 456) forall ExpectedType, ActualType
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new_expectation(expected, actual).tap do |expectation|
expectation.satisfied?.should be_false # Sanity check.
end
end
def new_successful_result
new_met_expectation.eval.tap do |result|
result.successful?.should be_true # Sanity check.
end
end
def new_failure_result
new_unmet_expectation.eval.tap do |result|
result.successful?.should be_false # Sanity check.
end
end
def report_results(success_count = 1, failure_count = 0)
successful = Array.new(success_count) { new_successful_result }
failures = Array.new(failure_count) { new_failure_result }
results = (successful + failures).shuffle
reporter = Spectator::Expectations::ExpectationReporter.new(false)
results.each do |result|
reporter.report(result)
end
{successful: successful, failures: failures, results: results, reporter: reporter}
end