在Go中约定消费者测试,dsl问题,匹配功能

roqulrg3  于 2023-04-18  发布在  Go
关注(0)|答案(1)|浏览(108)

我正在用Go编写一个Pact消费者测试。当我定义交互时,我需要添加预期的响应对象。提供者服务是用PHP编写的,这是我期望的响应:

return  [
            'status' => 'success',
            'data' => [
                'configuration' => Associative Array,
                'undeploy_configuration' => Associative Array,
                'meta_data' => Associative Array,
                'undeploy_lora_app_key' => String,
            ],
        ];

这是我在Go中创建的对象,用来表示我应该得到的响应:

deviceConfigurationResponse := dsl.Like(map[string]interface{}{
        "status": "success",
        "data": dsl.Like(map[string]interface{}{
            "configuration": dsl.MapMatcher{
                "config1": dsl.String("value1"),
                "config2": dsl.String("value2"),
            },
            "undeploy_configuration": dsl.MapMatcher{
                "undeploy1": dsl.String("value3"),
                "undeploy2": dsl.String("value4"),
            },
            "meta_data": dsl.MapMatcher{
                "meta1": dsl.String("info1"),
                "meta2": dsl.String("info2"),
            },
            "undeploy_lora_app_key": dsl.String("example_undeploy_lora_app_key"),
        }),
    })

但是,当我运行测试时,我得到了这个错误:

--- FAIL: TestGetDeviceConfiguration (1.79s)
panic: match: unhandled type: interface {} [recovered]
        panic: match: unhandled type: interface {}

这是完整的代码:

func TestGetDeviceConfiguration(t *testing.T) {
    // Create Pact client
    pact := &dsl.Pact{
        Consumer: "consumer",
        Provider: "provider",
        PactDir:  "./pacts",
    }

    defer pact.Teardown()

    deviceConfigurationResponse := dsl.Like(map[string]interface{}{
        "status": "success",
        "data": dsl.Like(map[string]interface{}{
            "configuration": dsl.MapMatcher{
                "config1": dsl.String("value1"),
                "config2": dsl.String("value2"),
            },
            "undeploy_configuration": dsl.MapMatcher{
                "undeploy1": dsl.String("value3"),
                "undeploy2": dsl.String("value4"),
            },
            "meta_data": dsl.MapMatcher{
                "meta1": dsl.String("info1"),
                "meta2": dsl.String("info2"),
            },
            "undeploy_lora_app_key": dsl.String("example_undeploy_lora_app_key"),
        }),
    })

    // Define the expected interaction with the provisioning-service
    value := "123456789"
    pact.
        AddInteraction().
        Given("Device configuration exists for the given device ID").
        UponReceiving("A request to get device configuration").
        WithRequest(dsl.Request{
            Method:  "GET",
            Path:    dsl.String(fmt.Sprintf("/api/prov/state/%s/configuration", value)),
            Headers: dsl.MapMatcher{"Accept": dsl.String("application/json")},
        }).
        WillRespondWith(dsl.Response{
            Status:  200,
            Headers: dsl.MapMatcher{"Content-Type": dsl.String("application/json")},
            Body:    dsl.Match(deviceConfigurationResponse),
        })

    // Test the OnSessionEstablished function
    var test = func() error {
        cache := new(CacheMock)
        deviceConfigGetter := new(DeviceConfigGetterMock)

        _, err := GetDeviceConfiguration(value)

        cache.AssertExpectations(t)
        deviceConfigGetter.AssertExpectations(t)

        return err
    }

    // Verify the interaction with the provider
    var err = pact.Verify(test)
    assert.NoError(t, err)
}
w6lpcovy

w6lpcovy1#

你使用的方法(Match)接受一个用struct标签注解的结构体(参见https://github.com/pact-foundation/pact-go#auto-generate-matchers-from-struct-tags),这些标签指定了结构体中的各个项目应该如何匹配。你已经手动提供了一个带有正确匹配器的结构体,所以根本不需要将它 Package 在Match中。
类似这样的东西应该可以工作:

WillRespondWith(dsl.Response{
            Status:  200,
            Headers: dsl.MapMatcher{"Content-Type": dsl.String("application/json")},
            Body:    deviceConfigurationResponse,
        })

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