108 lines
2.5 KiB
Crystal
108 lines
2.5 KiB
Crystal
require "../spec_helper"
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private class Foo
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def call(str : String) : String?
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""
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end
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def alt1_call(str : String) : String?
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nil
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end
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def alt2_call(str : String) : String?
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[str, nil].sample
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end
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end
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private class Bar
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def call(a_foo) : Nil # Must add nil restriction here, otherwise a segfault occurs from returning the result of #alt2_call.
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a_foo.call("")
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a_foo.alt1_call("")
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a_foo.alt2_call("")
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end
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end
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Spectator.describe Bar do
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mock Foo, call: "", alt1_call: "", alt2_call: ""
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let(:foo) { mock(Foo) }
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subject(:call) { described_class.new.call(foo) }
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describe "#call" do
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it "invokes Foo#call" do
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call
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expect(foo).to have_received(:call)
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end
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it "invokes Foo#alt1_call" do
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call
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expect(foo).to have_received(:alt1_call)
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end
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it "invokes Foo#alt2_call" do
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call
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expect(foo).to have_received(:alt2_call)
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end
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describe "with an explicit return of nil" do
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it "should invoke Foo#call?" do
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allow(foo).to receive(:call).and_return(nil)
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call
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expect(foo).to have_received(:call)
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end
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it "invokes Foo#alt1_call" do
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allow(foo).to receive(:alt1_call).and_return(nil)
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call
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expect(foo).to have_received(:alt1_call)
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end
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it "invokes Foo#alt2_call" do
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allow(foo).to receive(:alt2_call).and_return(nil)
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call
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expect(foo).to have_received(:alt2_call)
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end
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end
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describe "with returns set in before_each for all calls" do
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before_each do
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allow(foo).to receive(:call).and_return(nil)
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allow(foo).to receive(:alt1_call).and_return(nil)
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allow(foo).to receive(:alt2_call).and_return(nil)
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end
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it "should invoke Foo#call?" do
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call
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expect(foo).to have_received(:call)
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end
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it "should invoke Foo#alt1_call?" do
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call
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expect(foo).to have_received(:alt1_call)
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end
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it "should invoke Foo#alt2_call?" do
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call
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expect(foo).to have_received(:alt2_call)
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end
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end
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describe "with returns set in before_each for alt calls only" do
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before_each do
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allow(foo).to receive(:alt1_call).and_return(nil)
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allow(foo).to receive(:alt2_call).and_return(nil)
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end
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it "invokes Foo#alt1_call" do
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call
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expect(foo).to have_received(:alt1_call)
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end
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it "invokes Foo#alt2_call" do
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call
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expect(foo).to have_received(:alt2_call)
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end
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end
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end
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end
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