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require 'rspec/matchers/fail_matchers'
RSpec.describe RSpecHelpers do
def deprecate!(message)
RSpec.configuration.reporter.deprecation(:message => message)
end
def fail_with(snippet)
raise_error(RSpec::Mocks::MockExpectationError, snippet)
end
def raise_unrelated_expectation!
raise(RSpec::Expectations::ExpectationNotMetError, 'abracadabra')
end
describe '#expect_no_deprecations' do
shared_examples_for 'expects no deprecations' do
it 'passes when there were no deprecations' do
expectation
end
it 'fails when there was a deprecation warning' do
in_sub_process do
expect {
expectation
deprecate!('foo')
}.to fail_with(/received: 1 time/)
end
end
it 'fails with a MockExpectationError when there was also an ExpectationNotMetError' do
in_sub_process do
expect {
expectation
deprecate!('bar')
raise_unrelated_expectation!
}.to fail_with(/received: 1 time/)
end
end
end
it_behaves_like 'expects no deprecations' do
def expectation
expect_no_deprecations
end
end
# Alias
it_behaves_like 'expects no deprecations' do
def expectation
expect_no_deprecation
end
end
end
describe '#expect_warn_deprecation' do
it 'passes when there was a deprecation warning' do
in_sub_process do
expect_warn_deprecation(/bar/)
deprecate!('bar')
end
end
pending 'fails when there were no deprecations' do
in_sub_process do
expect {
expect_warn_deprecation(/bar/)
}.to raise_error(/received: 0 times/)
end
end
it 'fails with a MockExpectationError when there was also an ExpectationNotMetError' do
in_sub_process do
expect {
expect_warn_deprecation(/bar/)
deprecate!('bar')
raise_unrelated_expectation!
}.to raise_error(RSpec::Expectations::ExpectationNotMetError)
end
end
it 'fails when deprecation message is different' do
in_sub_process do
expect {
expect_warn_deprecation(/bar/)
deprecate!('foo')
}.to raise_error(%r{match /bar/})
end
end
it 'fails when deprecation message is different and an ExpectationNotMetError was raised' do
in_sub_process do
expect {
expect_warn_deprecation(/bar/)
deprecate!('foo')
raise_unrelated_expectation!
}.to raise_error(%r{match /bar/})
end
end
end
end
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