shard-spectator/spec/issues/gitlab_issue_51_spec.cr
Michael Miller 4b68b8e3de
Fix resolution issue when mocked types use custom types
GitLab issue 51 is affected.
https://gitlab.com/arctic-fox/spectator/-/issues/51
Private types cannot be referenced with mocks.
2022-12-17 20:56:16 -07:00

109 lines
2.6 KiB
Crystal

require "../spec_helper"
module GitLabIssue51
class Foo
def call(str : String) : String?
""
end
def alt1_call(str : String) : String?
nil
end
def alt2_call(str : String) : String?
[str, nil].sample
end
end
class Bar
def call(a_foo) : Nil # Must add nil restriction here, otherwise a segfault occurs from returning the result of #alt2_call.
a_foo.call("")
a_foo.alt1_call("")
a_foo.alt2_call("")
end
end
end
Spectator.describe GitLabIssue51::Bar do
mock GitLabIssue51::Foo, call: "", alt1_call: "", alt2_call: ""
let(:foo) { mock(GitLabIssue51::Foo) }
subject(:call) { described_class.new.call(foo) }
describe "#call" do
it "invokes Foo#call" do
call
expect(foo).to have_received(:call)
end
it "invokes Foo#alt1_call" do
call
expect(foo).to have_received(:alt1_call)
end
it "invokes Foo#alt2_call" do
call
expect(foo).to have_received(:alt2_call)
end
describe "with an explicit return of nil" do
it "should invoke Foo#call?" do
allow(foo).to receive(:call).and_return(nil)
call
expect(foo).to have_received(:call)
end
it "invokes Foo#alt1_call" do
allow(foo).to receive(:alt1_call).and_return(nil)
call
expect(foo).to have_received(:alt1_call)
end
it "invokes Foo#alt2_call" do
allow(foo).to receive(:alt2_call).and_return(nil)
call
expect(foo).to have_received(:alt2_call)
end
end
describe "with returns set in before_each for all calls" do
before_each do
allow(foo).to receive(:call).and_return(nil)
allow(foo).to receive(:alt1_call).and_return(nil)
allow(foo).to receive(:alt2_call).and_return(nil)
end
it "should invoke Foo#call?" do
call
expect(foo).to have_received(:call)
end
it "should invoke Foo#alt1_call?" do
call
expect(foo).to have_received(:alt1_call)
end
it "should invoke Foo#alt2_call?" do
call
expect(foo).to have_received(:alt2_call)
end
end
describe "with returns set in before_each for alt calls only" do
before_each do
allow(foo).to receive(:alt1_call).and_return(nil)
allow(foo).to receive(:alt2_call).and_return(nil)
end
it "invokes Foo#alt1_call" do
call
expect(foo).to have_received(:alt1_call)
end
it "invokes Foo#alt2_call" do
call
expect(foo).to have_received(:alt2_call)
end
end
end
end