shard-spectator/spec/spectator/mocks/mock_spec.cr

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require "../../spec_helper"
class Thing2
def method1
42
end
def method2
:original
end
def method3
"original"
end
end
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Spectator.describe Spectator::Mock do
# describe "#define_subclass" do
# class Thing
# def method1
# 42
# end
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# def method2
# :original
# end
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# def method3
# "original"
# end
# end
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# Spectator::Mock.define_subclass(Thing, MockThing, :mock_name, method1: 123) do
# stub def method2
# :stubbed
# end
# end
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# let(thing) { MockThing.new }
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# it "defines a subclass of the mocked type" do
# expect(MockThing).to be_lt(Thing)
# end
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# it "overrides responses from methods with keyword arguments" do
# expect(thing.method1).to eq(123)
# end
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# it "overrides responses from methods defined in the block" do
# expect(thing.method2).to eq(:stubbed)
# 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 { thing._spectator_define_stub(stub1) }.to change { thing.method1 }.to(777)
# expect { thing._spectator_define_stub(stub2) }.to change { thing.method2 }.to(:override)
# expect { thing._spectator_define_stub(stub3) }.to change { thing.method3 }.from("original").to("stubbed")
# end
# end
# end
describe "#inject" do
context "with a class" do
Spectator::Mock.inject(Thing2, :mock_name, method1: 123) do
stub def method2
:stubbed
end
end
let(thing) { Thing2.new }
it "overrides responses from methods with keyword arguments" do
expect(thing.method1).to eq(123)
end
it "overrides responses from methods defined in the block" do
expect(thing.method2).to eq(:stubbed)
end
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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 { thing._spectator_define_stub(stub1) }.to change { thing.method1 }.to(777)
expect { thing._spectator_define_stub(stub2) }.to change { thing.method2 }.to(:override)
expect { thing._spectator_define_stub(stub3) }.to change { thing.method3 }.from("original").to("stubbed")
end
end
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end
end
end