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Contents
RSpec::Matchers.define :succeed_on do |input|
match do |operation|
@operation, @input = operation, input
success? && return_value_matches?
end
match_when_negated do |operation|
raise NotImplementedError, '`expect().not_to succeed_on(input).returning()` is not supported.' if @value
@operation, @input = operation, input
!success?
end
chain :returning do |value|
@value = value
end
description do
"be successful"
end
failure_message do
if !success?
"Expected operation to be successful but failed with :#{result.error.type} error"
else
"Expected successful operation to return #{description_of(@value)} but instead got #{description_of(result.value)}"
end
end
failure_message_when_negated do
"Did not to expected operation to be successful but it was"
end
def success?
result.success?
end
def return_value_matches?
@value.nil? || values_match?(@value, result.value)
end
def result
@result ||= @operation.call(@input)
end
end
Version data entries
23 entries across 23 versions & 1 rubygems