Как тестируют в Google - Уиттакер Джеймс, Арбон Джейсон, Каролло Джефф (2014)

void set_error_code(int error_code) {

error_code_ = error_code;

}

void set_error_details(const string& error_details) {

error_details_ = error_details;

}

// Overrides of the AddUrlService::AddUrl method generated from

// service definition in addurl.proto by the Protocol Buffer

// compiler.

virtual void AddUrl(RPC* rpc,

const AddUrlRequest* request,

AddUrlReply* reply) {

// Enforce expectations on request (if present).

if (has_request_expectations_) {

EXPECT_EQ(expected_url_, request->url());

EXPECT_EQ(expected_comment_, request->comment());

}

// Inject errors specified in the set_* methods above if present.

if (error_code_ != 0 || !error_details_.empty()) {

reply->set_error_code(error_code_);

reply->set_error_details(error_details_);

}

}

private:

// Expected request information.

// Clients set using set_expected_* methods.

string expected_url_;

string expected_comment_;

bool has_request_expectations_;

// Injected error information.

// Clients set using set_* methods above.

int error_code_;

string error_details_;

};

// The test fixture for AddUrlFrontend. It is code shared by the

// TEST_F test definitions below. For every test using this

// fixture, the fixture will create a FakeAddUrlService, an

// AddUrlFrontend, and inject the FakeAddUrlService into that

// AddUrlFrontend. Tests will have access to both of these

// objects at runtime.

class AddurlFrontendTest : public ::testing::Test {

// Runs before every test method is executed.

virtual void SetUp() {

// Create a FakeAddUrlService for injection.

fake_add_url_service_.reset(new FakeAddUrlService);

// Create an AddUrlFrontend and inject our FakeAddUrlService

// into it.

add_url_frontend_.reset(

new AddUrlFrontend(fake_add_url_service_.get()));

}

scoped_ptr<FakeAddUrlService> fake_add_url_service_;

scoped_ptr<AddUrlFrontend> add_url_frontend_;

};

// Test that AddurlFrontendTest::SetUp works.

TEST_F(AddurlFrontendTest, FixtureTest) {

// AddurlFrontendTest::SetUp was invoked by this point.

}

// Test that AddUrlFrontend parses URLs correctly from its

// query parameters.

TEST_F(AddurlFrontendTest, ParsesUrlCorrectly) {

HTTPRequest http_request;

HTTPReply http_reply;

// Configure the request to go to the /addurl resource and

// to contain a 'url' query parameter.

http_request.set_text(

"GET /addurl?url= HTTP/1.1");

// Tell the FakeAddUrlService to expect to receive a URL

// of '

fake_add_url_service_->set_expected_url(");

// Send the request to AddUrlFrontend, which should dispatch

// a request to the FakeAddUrlService.

add_url_frontend_->HandleAddUrlFrontendRequest(

&http_request, &http_reply);

// Validate the response.

EXPECT_STREQ("200 OK", http_reply.text());

}

// Test that AddUrlFrontend parses comments correctly from its

// query parameters.

TEST_F(AddurlFrontendTest, ParsesCommentCorrectly) {

HTTPRequest http_request;

HTTPReply http_reply;

// Configure the request to go to the /addurl resource and

// to contain a 'url' query parameter and to also contain