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module RSpec
module Mocks
RSpec.describe Configuration do
let(:config) { Configuration.new }
let(:mod_1) { Module.new }
let(:mod_2) { Module.new }
def instance_methods_of(_mod)
mod_1.instance_methods.map(&:to_sym)
end
it 'adds stub and should_receive to the given modules' do
expect(instance_methods_of(mod_1)).not_to include(:stub, :should_receive)
expect(instance_methods_of(mod_2)).not_to include(:stub, :should_receive)
config.add_stub_and_should_receive_to(mod_1, mod_2)
expect(instance_methods_of(mod_1)).to include(:stub, :should_receive)
expect(instance_methods_of(mod_2)).to include(:stub, :should_receive)
end
shared_examples "configuring the syntax" do
def sandboxed
orig_syntax = RSpec::Mocks.configuration.syntax
yield
ensure
configure_syntax(orig_syntax)
end
around(:each) { |ex| sandboxed(&ex) }
let(:dbl) { double }
let(:should_methods) { [:should_receive, :stub, :should_not_receive] }
let(:should_class_methods) { [:any_instance] }
let(:expect_methods) { [:receive, :allow, :expect_any_instance_of, :allow_any_instance_of] }
it 'defaults to enabling both the :should and :expect syntaxes' do
# This is kinda a hack, but since we want to enforce use of
# the expect syntax within our specs here, we have modified the
# config setting, which makes it hard to get at the original
# default value. in spec_helper.rb we store the default value
# in $default_rspec_mocks_syntax so we can use it here.
RSpec::Mocks.configuration.syntax = $default_rspec_mocks_syntax
expect(dbl).to respond_to(*should_methods)
expect(self).to respond_to(*expect_methods)
end
context 'when configured to :expect' do
before { configure_syntax :expect }
it 'removes the should methods from every object' do
expect(dbl).not_to respond_to(*should_methods)
end
it 'removes `any_instance` from every class' do
expect(Class.new).not_to respond_to(*should_class_methods)
end
it 'adds the expect methods to the example group context' do
expect(self).to respond_to(*expect_methods)
end
it 'reports that the syntax is :expect' do
expect(configured_syntax).to eq([:expect])
end
it 'is a no-op when configured a second time' do
expect(Syntax.default_should_syntax_host).not_to receive(:method_undefined)
expect(::RSpec::Mocks::ExampleMethods).not_to receive(:method_added)
configure_syntax :expect
end
end
context 'when configured to :should' do
before { configure_syntax :should }
it 'adds the should methods to every object' do
expect(dbl).to respond_to(*should_methods)
end
it 'adds `any_instance` to every class' do
expect(Class.new).to respond_to(*should_class_methods)
end
it 'removes the expect methods from the example group context' do
expect(self).not_to respond_to(*expect_methods)
end
it 'reports that the syntax is :should' do
expect(configured_syntax).to eq([:should])
end
it "does not warn about the should syntax" do
RSpec.should_not_receive(:deprecate)
Object.new.should_not_receive(:bees)
end
it 'is a no-op when configured a second time' do
Syntax.default_should_syntax_host.should_not_receive(:method_added)
::RSpec::Mocks::ExampleMethods.should_not_receive(:method_undefined)
configure_syntax :should
end
end
context 'when configured to [:should, :expect]' do
before { configure_syntax [:should, :expect] }
it 'adds the should methods to every object' do
expect(dbl).to respond_to(*should_methods)
end
it 'adds `any_instance` to every class' do
expect(Class.new).to respond_to(*should_class_methods)
end
it 'adds the expect methods to the example group context' do
expect(self).to respond_to(*expect_methods)
end
it 'reports that both syntaxes are enabled' do
expect(configured_syntax).to eq([:should, :expect])
end
it "does not warn about the should syntax" do
expect(RSpec).not_to receive(:deprecate)
expect(Object.new).not_to receive(:bees)
end
end
end
describe "configuring rspec-mocks directly" do
it_behaves_like "configuring the syntax" do
def configure_syntax(syntax)
RSpec::Mocks.configuration.syntax = syntax
end
def configured_syntax
RSpec::Mocks.configuration.syntax
end
def configure_default_syntax
RSpec::Mocks.configuration.reset_syntaxes_to_default
end
end
end
describe "configuring using the rspec-core config API" do
it_behaves_like "configuring the syntax" do
def configure_syntax(syntax)
RSpec.configure do |rspec|
rspec.mock_with :rspec do |c|
c.syntax = syntax
end
end
end
def configured_syntax
RSpec.configure do |rspec|
rspec.mock_with :rspec do |c|
return c.syntax
end
end
end
def configure_default_syntax
RSpec.configure do |rspec|
rspec.mock_with :rspec do |c|
c.reset_syntaxes_to_default
end
end
end
end
end
describe "#when_declaring_verifying_double" do
include_context 'with isolated configuration'
it "captures the supplied blocks" do
block = proc { |ref| ref }
block2 = proc { |ref| ref }
RSpec.configuration.mock_with :rspec do |config|
config.before_verifying_doubles(&block)
config.when_declaring_verifying_double(&block2)
expect(config.verifying_double_callbacks).to eq [block, block2]
end
end
end
end
end
end
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