// return an error, the returned loader will return that error.
func JoinLoaders(loaders ...MetricsLoaderFn) MetricsLoaderFn {
	return func(ctx context.Context, m MetricValues, c *metricsCache) error {
		for _, loader := range loaders {
			if err := loader(ctx, m, c); err != nil {
				return err
			}
		}
		return nil
	}
}

// BucketMetricsLoaderFn - represents a function to load metrics from the

            {
                "type": "string_too_short",
                "loc": ["query", "q"],
                "msg": "String should have at least 3 characters",
                "input": "fa",
                "ctx": {"min_length": 3},
            }
        ]
    }


def test_openapi_schema(client: TestClient):
    response = client.get("/openapi.json")
    assert response.status_code == 200, response.text

                "type": "string_pattern_mismatch",
                "loc": ["query", "item-query"],
                "msg": "String should match pattern '^fixedquery$'",
                "input": "nonregexquery",
                "ctx": {"pattern": "^fixedquery$"},
            }
        ]
    }


def test_openapi_schema(client: TestClient):
    response = client.get("/openapi.json")
    assert response.status_code == 200, response.text

	if _, ok := tx.ConnPool.(*gorm.PreparedStmtDB); !ok {
		t.Fatalf("should assign PreparedStatement Manager back to database when using PrepareStmt mode")
	}

	ctx, cancel := context.WithTimeout(context.Background(), 500*time.Millisecond)
	defer cancel()
	txCtx := tx.WithContext(ctx)

	user := *GetUser("prepared_stmt", Config{})

	txCtx.Create(&user)

	var result1 User
	if err := txCtx.Find(&result1, user.ID).Error; err != nil {

MinIO places new objects in server pools based on proportionate free space, per pool. Following pseudo code demonstrates this behavior.

```go
func getAvailablePoolIdx(ctx context.Context) int {
        serverPools := z.getServerPoolsAvailableSpace(ctx)
        total := serverPools.TotalAvailable()
        // choose when we reach this many
        choose := rand.Uint64() % total
        atTotal := uint64(0)

            {
                "type": "string_too_short",
                "loc": ["query", "q"],
                "msg": "String should have at least 3 characters",
                "input": "fa",
                "ctx": {"min_length": 3},
            }
        ]
    }


def test_openapi_schema(client: TestClient):
    response = client.get("/openapi.json")
    assert response.status_code == 200, response.text

)

// ContextTraceType represents the type of golang Context key
type ContextTraceType string

// ContextTraceKey is the key of TraceCtxt saved in a Golang context
const ContextTraceKey = ContextTraceType("ctx-trace-info")

// TraceCtxt holds related tracing data of a http request.
type TraceCtxt struct {
	RequestRecorder  *xhttp.RequestRecorder
	ResponseRecorder *xhttp.ResponseRecorder

	FuncName string
	AmzReqID string

	sysCPUSystemMD    = NewGaugeMD(sysCPUSystem, "CPU system time")
	sysCPUUserMD      = NewGaugeMD(sysCPUUser, "CPU user time")
)

// loadCPUMetrics - `MetricsLoaderFn` for system CPU metrics.
func loadCPUMetrics(ctx context.Context, m MetricValues, c *metricsCache) error {
	cpuMetrics, _ := c.cpuMetrics.Get()

	if cpuMetrics.LoadStat != nil {
		m.Set(sysCPULoad, cpuMetrics.LoadStat.Load1)

		},
		rcfg:         replicationConfig{Config: &configs[0]},
		expectedSync: false,
	},
}

func TestReplicationResync(t *testing.T) {
	ctx := t.Context()
	for i, test := range replicationConfigTests {
		if sync := test.rcfg.Resync(ctx, test.info, test.dsc, test.tgtStatuses); sync.mustResync() != test.expectedSync {
			t.Errorf("Test%d (%s): Resync  got %t , want %t", i+1, test.name, sync.mustResync(), test.expectedSync)

            {
                "type": "string_too_long",
                "loc": ["query", "q"],
                "msg": "String should have at most 50 characters",
                "input": "q" * 51,
                "ctx": {"max_length": 50},
            }
        ]
    }


def test_openapi_schema(client: TestClient):
    response = client.get("/openapi.json")
    assert response.status_code == 200, response.text