shard-spectator/spec/helpers/expectations_helper.cr
2019-03-21 22:50:02 -06:00

63 lines
2.4 KiB
Crystal

# Utility methods for creating expectations, partials, and matchers.
def new_partial(actual : T, label : String) forall T
Spectator::Expectations::ValueExpectationPartial.new(actual, label, __FILE__, __LINE__)
end
def new_partial(actual : T = 123) forall T
Spectator::Expectations::ValueExpectationPartial.new(actual, __FILE__, __LINE__)
end
def new_block_partial(label = "BLOCK", &block)
Spectator::Expectations::BlockExpectationPartial.new(block, label, __FILE__, __LINE__)
end
def new_matcher(expected : T, label : String) forall T
Spectator::Matchers::EqualityMatcher.new(expected, label)
end
def new_matcher(expected : T = 123) forall T
Spectator::Matchers::EqualityMatcher.new(expected)
end
def new_expectation(expected : ExpectedType = 123, actual : ActualType = 123) forall ExpectedType, ActualType
partial = new_partial(actual, "foo")
matcher = new_matcher(expected, "bar")
match_data = matcher.match(partial)
Spectator::Expectations::Expectation.new(match_data, false)
end
def new_satisfied_expectation(value : T = 123) forall T
new_expectation(value, value).tap do |expectation|
expectation.satisfied?.should be_true # Sanity check.
end
end
def new_unsatisfied_expectation(expected : ExpectedType = 123, actual : ActualType = 456) forall ExpectedType, ActualType
new_expectation(expected, actual).tap do |expectation|
expectation.satisfied?.should be_false # Sanity check.
end
end
def create_expectations(success_count = 1, failure_count = 0)
satisfied = Array.new(success_count) { new_satisfied_expectation }
unsatisfied = Array.new(failure_count) { new_unsatisfied_expectation }
(satisfied + unsatisfied).shuffle
end
def generate_expectations(success_count = 1, failure_count = 0)
satisfied = Array.new(success_count) { new_satisfied_expectation }
unsatisfied = Array.new(failure_count) { new_unsatisfied_expectation }
expectations = (satisfied + unsatisfied).shuffle
reporter = Spectator::Expectations::ExpectationReporter.new(false)
expectations.each do |expectation|
reporter.report(expectation)
end
{satisfied: satisfied, unsatisfied: unsatisfied, expectations: expectations, reporter: reporter}
end
def report_expectations(success_count = 1, failure_count = 0)
harness = Spectator::Internals::Harness.current
success_count.times { harness.report_expectation(new_satisfied_expectation) }
failure_count.times { harness.report_expectation(new_unsatisfied_expectation) }
end