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@Drowze
Last active Jun 20, 2019
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RSpec bug on allow with block syntax #rspec #ruby #bug #bug-report
require 'bundler/inline'
gemfile do
source 'https://rubygems.org'
gem 'rspec'
end
puts 'Ruby Version ' + RUBY_VERSION.to_s
puts 'RSpec version ' + RSpec::Core::Version::STRING.to_s
class TestClass
def self.test_method(client_1:); end
end
RSpec.describe 'test with expect, block syntax' do
it 'passes' do
expect(TestClass).to receive(:test_method) do |args|
expect(args[:client_1]).to eq 'jonas'
'jonas'
end
expect(TestClass).to receive(:test_method) do |args|
expect(args[:client_1]).to eq 'julio'
'julio'
end
expect(TestClass.test_method(client_1: 'jonas')).to eq 'jonas'
expect(TestClass.test_method(client_1: 'julio')).to eq 'julio'
end
end
RSpec.describe 'test with allow, without blocks' do
it 'passes' do
allow(TestClass).to receive(:test_method)
.with(client_1: 'jonas')
.and_return('jonas')
allow(TestClass).to receive(:test_method)
.with(client_1: 'julio')
.and_return('julio')
expect(TestClass.test_method(client_1: 'jonas')).to eq 'jonas'
expect(TestClass.test_method(client_1: 'julio')).to eq 'julio'
end
end
RSpec.describe 'test with allow, block syntax' do
it 'fails' do
allow(TestClass).to receive(:test_method) do |args|
expect(args[:client_1]).to eq 'jonas'
'jonas'
end
allow(TestClass).to receive(:test_method) do |args|
expect(args[:client_1]).to eq 'julio'
'julio'
end
expect(TestClass.test_method(client_1: 'jonas')).to eq 'jonas'
expect(TestClass.test_method(client_1: 'julio')).to eq 'julio'
end
end
__END__
Output:
Ruby Version 2.5.1
RSpec version 3.8.0
..F
Failures:
1) test with allow, block syntax fails
Failure/Error: expect(args[:client_1]).to eq 'julio'
expected: "julio"
got: "jonas"
(compared using ==)
# ./minimal-rspec.rb:55:in `block (3 levels) in <top (required)>'
# ./minimal-rspec.rb:59:in `block (2 levels) in <top (required)>'
Finished in 0.03656 seconds (files took 0.2744 seconds to load)
3 examples, 1 failure
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