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Add functionality to clear stubs

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Michael Miller 2022-05-15 15:56:32 -06:00
parent fdac99d122
commit c98442e0ed
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7 changed files with 99 additions and 12 deletions
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48
spec/spectator/mocks/mock_spec.cr
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@ -33,6 +33,10 @@ struct MockedStruct
end
Spectator.describe Spectator::Mock do
let(stub1) { Spectator::ValueStub.new(:method1, 777) }
let(stub2) { Spectator::ValueStub.new(:method2, :override) }
let(stub3) { Spectator::ValueStub.new(:method3, "stubbed") }
describe "#define_subclass" do
class Thing
def method1
@ -69,16 +73,25 @@ Spectator.describe Spectator::Mock do
end
it "allows methods to be stubbed" do
stub1 = Spectator::ValueStub.new(:method1, 777)
stub2 = Spectator::ValueStub.new(:method2, :override)
stub3 = Spectator::ValueStub.new(:method3, "stubbed")
aggregate_failures do
expect { mock._spectator_define_stub(stub1) }.to change { mock.method1 }.to(777)
expect { mock._spectator_define_stub(stub2) }.to change { mock.method2 }.to(:override)
expect { mock._spectator_define_stub(stub3) }.to change { mock.method3 }.from("original").to("stubbed")
end
end
it "can clear stubs" do
mock._spectator_define_stub(stub1)
mock._spectator_define_stub(stub2)
mock._spectator_define_stub(stub3)
mock._spectator_clear_stubs
aggregate_failures do
expect(mock.method1).to eq(123)
expect(mock.method2).to eq(:stubbed)
expect(mock.method3).to eq("original")
end
end
end
describe "#inject" do
@ -94,6 +107,9 @@ Spectator.describe Spectator::Mock do
let(mock) { MockedClass.new }
# Necessary to clear stubs to prevent leakages between tests.
after_each { mock._spectator_clear_stubs }
it "overrides responses from methods with keyword arguments" do
expect(mock.method1).to eq(123)
end
@ -103,10 +119,6 @@ Spectator.describe Spectator::Mock do
end
it "allows methods to be stubbed" do
stub1 = Spectator::ValueStub.new(:method1, 777)
stub2 = Spectator::ValueStub.new(:method2, :override)
stub3 = Spectator::ValueStub.new(:method3, "stubbed")
aggregate_failures do
expect { mock._spectator_define_stub(stub1) }.to change { mock.method1 }.to(777)
expect { mock._spectator_define_stub(stub2) }.to change { mock.method2 }.to(:override)
@ -114,6 +126,19 @@ Spectator.describe Spectator::Mock do
end
end
it "can clear stubs" do
mock._spectator_define_stub(stub1)
mock._spectator_define_stub(stub2)
mock._spectator_define_stub(stub3)
mock._spectator_clear_stubs
aggregate_failures do
expect(mock.method1).to eq(123)
expect(mock.method2).to eq(:stubbed)
expect(mock.method3).to eq("original")
end
end
it "doesn't change the size of an instance" do
expect(instance_sizeof(MockedClass)).to eq(8) # sizeof(Int32) + sizeof(TypeID)
end
@ -132,6 +157,9 @@ Spectator.describe Spectator::Mock do
let(mock) { MockedStruct.new }
# Necessary to clear stubs to prevent leakages between tests.
after_each { mock._spectator_clear_stubs }
it "overrides responses from methods with keyword arguments" do
expect(mock.method1).to eq(123)
end
@ -141,10 +169,6 @@ Spectator.describe Spectator::Mock do
end
it "allows methods to be stubbed" do
stub1 = Spectator::ValueStub.new(:method1, 777)
stub2 = Spectator::ValueStub.new(:method2, :override)
stub3 = Spectator::ValueStub.new(:method3, "stubbed")
aggregate_failures do
expect { mock._spectator_define_stub(stub1) }.to change { mock.method1 }.to(777)
expect { mock._spectator_define_stub(stub2) }.to change { mock.method2 }.to(:override)