start := time.Now()
	req := NewMSSWith(map[string]string{"test": testPayload})
	resp, err := h1.Call(context.Background(), remoteConn, req)
	errFatal(err)
	if resp.Get("test") != testPayload {
		t.Errorf("want %q, got %q", testPayload, resp.Get("test"))
	}
	t.Log("Roundtrip:", time.Since(start))
	h1.PutResponse(resp)

	start = time.Now()

      // Set the cause of the exception as this future's exception.
      setException(e.getCause());
      return;
    } catch (Exception e) { // sneaky checked exception
      // Bug in inputFuture.get(). Propagate to the output Future so that its consumers don't hang.
      setException(e);
      return;
    } catch (Error e) {
      /*

{!../../docs_src/app_testing/test_main.py!}
```

## テスト: 例の拡張

次に、この例を拡張し、詳細を追加して、さまざまなパーツをテストする方法を確認しましょう。


### 拡張版 **FastAPI** アプリファイル

**FastAPI** アプリに `main_b.py` ファイルがあるとします。

そのファイルには、エラーを返す可能性のある `GET` オペレーションがあります。

また、いくつかのエラーを返す可能性のある `POST` オペレーションもあります。

これらの *path operation* には `X-Token` ヘッダーが必要です。

//// tab | Python 3.10+

```Python
{!> ../../docs_src/app_testing/app_b_py310/main.py!}
```

	MinIODeleteReplicationStatus = "X-Minio-Replication-Delete-Status"
	// Header indicates delete-marker replication status.
	MinIODeleteMarkerReplicationStatus = "X-Minio-Replication-DeleteMarker-Status"
	// Header indicates if its a GET/HEAD proxy request for active-active replication
	MinIOSourceProxyRequest = "X-Minio-Source-Proxy-Request"
	// Header indicates that this request is a replication request to create a REPLICA

    @Secured({ ROLE, ROLE + VIEW })
    public HtmlResponse list(final OptionalThing<Integer> pageNumber, final SearchForm form) {
        pageNumber.ifPresent(num -> {
            userPager.setCurrentPageNumber(pageNumber.get());
        }).orElse(() -> {
            userPager.setCurrentPageNumber(0);
        });
        return asHtml(path_AdminUser_AdminUserJsp).renderWith(data -> {
            searchPaging(data, form);
        });

): T? {
  var c: Class<*> = instance.javaClass
  while (c != Any::class.java) {
    try {
      val field = c.getDeclaredField(fieldName)
      field.isAccessible = true
      val value = field.get(instance)
      return if (!fieldType.isInstance(value)) null else fieldType.cast(value)
    } catch (_: NoSuchFieldException) {
    }

    c = c.superclass
  }

}

// ParseField parses reflect.StructField to Field
func (schema *Schema) ParseField(fieldStruct reflect.StructField) *Field {
	var (
		err        error
		tagSetting = ParseTagSetting(fieldStruct.Tag.Get("gorm"), ";")
	)

	field := &Field{
		Name:                   fieldStruct.Name,
		DBName:                 tagSetting["COLUMN"],
		BindNames:              []string{fieldStruct.Name},

			m:    metaCacheEntries{inputSerialized[0], inputSerialized[0], inputSerialized[0], inputSerialized[2]},
			r:    metadataResolutionParams{dirQuorum: 1, objQuorum: 1, strict: true},
			// We get the both versions, since we only request quorum 1
			wantSelected: &inputSerialized[2],
			wantOk:       true,
		},
		{
			name:         "additional version, quorum two",

		}

		// Canonicalize spacing in printed form.
		// First field is opcode, then tab, then arguments separated by spaces.
		// Canonicalize spaces after commas first.
		// Comma to separate argument gets a space; comma within does not.
		var buf []byte
		nest := 0
		for i := 0; i < len(printed); i++ {
			c := printed[i]
			switch c {
			case '{', '[':
				nest++
			case '}', ']':
				nest--

          "interval": "1m",
          "intervalFactor": 2,
          "legendFormat": "{{bucket}}",
          "refId": "A"
        }
      ],
      "title": "Total Proxied Get Tag Requests",
      "type": "timeseries"
    },
    {
      "datasource": {
        "type": "prometheus",
        "uid": "${DS_PROMETHEUS}"
      },
      "fieldConfig": {