Golang awstesting.NewClient函数代码示例

func TestAfterRetryRefreshCreds(t *testing.T) {
	os.Clearenv()
	credProvider := &mockCredsProvider{}

	svc := awstesting.NewClient(&aws.Config{
		Credentials: credentials.NewCredentials(credProvider),
		MaxRetries:  aws.Int(1),
	})

	svc.Handlers.Clear()
	svc.Handlers.ValidateResponse.PushBack(func(r *request.Request) {
		r.Error = awserr.New("UnknownError", "", nil)
		r.HTTPResponse = &http.Response{StatusCode: 400}
	})
	svc.Handlers.UnmarshalError.PushBack(func(r *request.Request) {
		r.Error = awserr.New("ExpiredTokenException", "", nil)
	})
	svc.Handlers.AfterRetry.PushBackNamed(corehandlers.AfterRetryHandler)

	assert.True(t, svc.Config.Credentials.IsExpired(), "Expect to start out expired")
	assert.False(t, credProvider.retrieveCalled)

	req := svc.NewRequest(&request.Operation{Name: "Operation"}, nil, nil)
	req.Send()

	assert.True(t, svc.Config.Credentials.IsExpired())
	assert.False(t, credProvider.retrieveCalled)

	_, err := svc.Config.Credentials.Get()
	assert.NoError(t, err)
	assert.True(t, credProvider.retrieveCalled)
}

func TestPreResignRequestExpiredCreds(t *testing.T) {
	provider := &credentials.StaticProvider{Value: credentials.Value{
		AccessKeyID:     "AKID",
		SecretAccessKey: "SECRET",
		SessionToken:    "SESSION",
	}}
	creds := credentials.NewCredentials(provider)
	svc := awstesting.NewClient(&aws.Config{Credentials: creds})
	r := svc.NewRequest(
		&request.Operation{
			Name:       "BatchGetItem",
			HTTPMethod: "POST",
			HTTPPath:   "/",
		},
		nil,
		nil,
	)
	r.ExpireTime = time.Minute * 10

	Sign(r)
	querySig := r.HTTPRequest.URL.Query().Get("X-Amz-Signature")

	creds.Expire()
	r.Time = time.Now().Add(time.Hour * 48)

	Sign(r)
	assert.NotEqual(t, querySig, r.HTTPRequest.URL.Query().Get("X-Amz-Signature"))
}

func TestGet(t *testing.T) {
	assert := assert.New(t)
	svc := awstesting.NewClient(&aws.Config{
		Credentials: credentials.NewStaticCredentials("AKID", "SECRET", "SESSION"),
		Region:      aws.String("ap-southeast-2"),
	})
	r := svc.NewRequest(
		&request.Operation{
			Name:       "OpName",
			HTTPMethod: "GET",
			HTTPPath:   "/",
		},
		nil,
		nil,
	)

	r.Build()
	assert.Equal("GET", r.HTTPRequest.Method)
	assert.Equal("", r.HTTPRequest.URL.Query().Get("Signature"))

	Sign(r)
	assert.NoError(r.Error)
	t.Logf("Signature: %s", r.HTTPRequest.URL.Query().Get("Signature"))
	assert.NotEqual("", r.HTTPRequest.URL.Query().Get("Signature"))
}

func TestValidateEndpointHandler(t *testing.T) {
	os.Clearenv()

	svc := awstesting.NewClient(aws.NewConfig().WithRegion("us-west-2"))
	svc.Handlers.Clear()
	svc.Handlers.Validate.PushBackNamed(corehandlers.ValidateEndpointHandler)

	req := svc.NewRequest(&request.Operation{Name: "Operation"}, nil, nil)
	err := req.Build()

	assert.NoError(t, err)
}

func TestRequestUserAgent(t *testing.T) {
	s := awstesting.NewClient(&aws.Config{Region: aws.String("us-east-1")})
	//	s.Handlers.Validate.Clear()

	req := s.NewRequest(&request.Operation{Name: "Operation"}, nil, &testData{})
	req.HTTPRequest.Header.Set("User-Agent", "foo/bar")
	assert.NoError(t, req.Build())

	expectUA := fmt.Sprintf("foo/bar %s/%s (%s; %s; %s)",
		aws.SDKName, aws.SDKVersion, runtime.Version(), runtime.GOOS, runtime.GOARCH)
	assert.Equal(t, expectUA, req.HTTPRequest.Header.Get("User-Agent"))
}

func TestValidateEndpointHandlerErrorRegion(t *testing.T) {
	os.Clearenv()

	svc := awstesting.NewClient()
	svc.Handlers.Clear()
	svc.Handlers.Validate.PushBackNamed(corehandlers.ValidateEndpointHandler)

	req := svc.NewRequest(&request.Operation{Name: "Operation"}, nil, nil)
	err := req.Build()

	assert.Error(t, err)
	assert.Equal(t, aws.ErrMissingRegion, err)
}

func benchRESTXMLBuild(b *testing.B, op *request.Operation, params interface{}) {
	svc := awstesting.NewClient()
	svc.ServiceName = "cloudfront"
	svc.APIVersion = "2015-04-17"

	for i := 0; i < b.N; i++ {
		r := svc.NewRequest(op, params, nil)
		restxml.Build(r)
		if r.Error != nil {
			b.Fatal("Unexpected error", r.Error)
		}
	}
}

func BenchmarkRESTBuild_Complex_elastictranscoderCreateJobInput(b *testing.B) {
	svc := awstesting.NewClient()
	svc.ServiceName = "elastictranscoder"
	svc.APIVersion = "2012-09-25"

	for i := 0; i < b.N; i++ {
		r := svc.NewRequest(&request.Operation{Name: "CreateJobInput"}, restjsonBuildParms, nil)
		rest.Build(r)
		if r.Error != nil {
			b.Fatal("Unexpected error", r.Error)
		}
	}
}

func TestSendHandlerError(t *testing.T) {
	svc := awstesting.NewClient(&aws.Config{
		HTTPClient: &http.Client{
			Transport: &testSendHandlerTransport{},
		},
	})
	svc.Handlers.Clear()
	svc.Handlers.Send.PushBackNamed(corehandlers.SendHandler)
	r := svc.NewRequest(&request.Operation{Name: "Operation"}, nil, nil)

	r.Send()

	assert.Error(t, r.Error)
	assert.NotNil(t, r.HTTPResponse)
}

func benchEC2QueryBuild(b *testing.B, opName string, params interface{}) {
	svc := awstesting.NewClient()
	svc.ServiceName = "ec2"
	svc.APIVersion = "2015-04-15"

	for i := 0; i < b.N; i++ {
		r := svc.NewRequest(&request.Operation{
			Name:       opName,
			HTTPMethod: "POST",
			HTTPPath:   "/",
		}, params, nil)
		ec2query.Build(r)
		if r.Error != nil {
			b.Fatal("Unexpected error", r.Error)
		}
	}
}

func BenchmarkRESTBuild_Simple_elastictranscoderListJobsByPipeline(b *testing.B) {
	svc := awstesting.NewClient()
	svc.ServiceName = "elastictranscoder"
	svc.APIVersion = "2012-09-25"

	params := &elastictranscoder.ListJobsByPipelineInput{
		PipelineId: aws.String("Id"), // Required
		Ascending:  aws.String("Ascending"),
		PageToken:  aws.String("Id"),
	}

	for i := 0; i < b.N; i++ {
		r := svc.NewRequest(&request.Operation{Name: "ListJobsByPipeline"}, params, nil)
		rest.Build(r)
		if r.Error != nil {
			b.Fatal("Unexpected error", r.Error)
		}
	}
}

func TestRequestExhaustRetries(t *testing.T) {
	delays := []time.Duration{}
	sleepDelay := func(delay time.Duration) {
		delays = append(delays, delay)
	}

	reqNum := 0
	reqs := []http.Response{
		{StatusCode: 500, Body: body(`{"__type":"UnknownError","message":"An error occurred."}`)},
		{StatusCode: 500, Body: body(`{"__type":"UnknownError","message":"An error occurred."}`)},
		{StatusCode: 500, Body: body(`{"__type":"UnknownError","message":"An error occurred."}`)},
		{StatusCode: 500, Body: body(`{"__type":"UnknownError","message":"An error occurred."}`)},
	}

	s := awstesting.NewClient(aws.NewConfig().WithSleepDelay(sleepDelay))
	s.Handlers.Validate.Clear()
	s.Handlers.Unmarshal.PushBack(unmarshal)
	s.Handlers.UnmarshalError.PushBack(unmarshalError)
	s.Handlers.Send.Clear() // mock sending
	s.Handlers.Send.PushBack(func(r *request.Request) {
		r.HTTPResponse = &reqs[reqNum]
		reqNum++
	})
	r := s.NewRequest(&request.Operation{Name: "Operation"}, nil, nil)
	err := r.Send()
	assert.NotNil(t, err)
	if e, ok := err.(awserr.RequestFailure); ok {
		assert.Equal(t, 500, e.StatusCode())
	} else {
		assert.Fail(t, "Expected error to be a service failure")
	}
	assert.Equal(t, "UnknownError", err.(awserr.Error).Code())
	assert.Equal(t, "An error occurred.", err.(awserr.Error).Message())
	assert.Equal(t, 3, int(r.RetryCount))

	expectDelays := []struct{ min, max time.Duration }{{30, 59}, {60, 118}, {120, 236}}
	for i, v := range delays {
		min := expectDelays[i].min * time.Millisecond
		max := expectDelays[i].max * time.Millisecond
		assert.True(t, min <= v && v <= max,
			"Expect delay to be within range, i:%d, v:%s, min:%s, max:%s", i, v, min, max)
	}
}

func TestResignRequestExpiredCreds(t *testing.T) {
	creds := credentials.NewStaticCredentials("AKID", "SECRET", "SESSION")
	svc := awstesting.NewClient(&aws.Config{Credentials: creds})
	r := svc.NewRequest(
		&request.Operation{
			Name:       "BatchGetItem",
			HTTPMethod: "POST",
			HTTPPath:   "/",
		},
		nil,
		nil,
	)
	Sign(r)
	querySig := r.HTTPRequest.Header.Get("Authorization")

	creds.Expire()

	Sign(r)
	assert.NotEqual(t, querySig, r.HTTPRequest.Header.Get("Authorization"))
}

func TestIgnoreResignRequestWithValidCreds(t *testing.T) {
	svc := awstesting.NewClient(&aws.Config{
		Credentials: credentials.NewStaticCredentials("AKID", "SECRET", "SESSION"),
		Region:      aws.String("us-west-2"),
	})
	r := svc.NewRequest(
		&request.Operation{
			Name:       "BatchGetItem",
			HTTPMethod: "POST",
			HTTPPath:   "/",
		},
		nil,
		nil,
	)

	Sign(r)
	sig := r.HTTPRequest.Header.Get("Authorization")

	Sign(r)
	assert.Equal(t, sig, r.HTTPRequest.Header.Get("Authorization"))
}

// test that the request is retried after the credentials are expired.
func TestRequestRecoverExpiredCreds(t *testing.T) {
	reqNum := 0
	reqs := []http.Response{
		{StatusCode: 400, Body: body(`{"__type":"ExpiredTokenException","message":"expired token"}`)},
		{StatusCode: 200, Body: body(`{"data":"valid"}`)},
	}

	s := awstesting.NewClient(&aws.Config{MaxRetries: aws.Int(10), Credentials: credentials.NewStaticCredentials("AKID", "SECRET", "")})
	s.Handlers.Validate.Clear()
	s.Handlers.Unmarshal.PushBack(unmarshal)
	s.Handlers.UnmarshalError.PushBack(unmarshalError)

	credExpiredBeforeRetry := false
	credExpiredAfterRetry := false

	s.Handlers.AfterRetry.PushBack(func(r *request.Request) {
		credExpiredAfterRetry = r.Config.Credentials.IsExpired()
	})

	s.Handlers.Sign.Clear()
	s.Handlers.Sign.PushBack(func(r *request.Request) {
		r.Config.Credentials.Get()
	})
	s.Handlers.Send.Clear() // mock sending
	s.Handlers.Send.PushBack(func(r *request.Request) {
		r.HTTPResponse = &reqs[reqNum]
		reqNum++
	})
	out := &testData{}
	r := s.NewRequest(&request.Operation{Name: "Operation"}, nil, out)
	err := r.Send()
	assert.Nil(t, err)

	assert.False(t, credExpiredBeforeRetry, "Expect valid creds before retry check")
	assert.True(t, credExpiredAfterRetry, "Expect expired creds after retry check")
	assert.False(t, s.Config.Credentials.IsExpired(), "Expect valid creds after cred expired recovery")

	assert.Equal(t, 1, int(r.RetryCount))
	assert.Equal(t, "valid", out.Data)
}