)

func TestMustSplitHostPort(t *testing.T) {
	testCases := []struct {
		hostPort     string
		expectedHost string
		expectedPort string
	}{
		{":54321", "", "54321"},
		{"server:54321", "server", "54321"},
		{":0", "", "0"},
		{"server:https", "server", "443"},
		{"server:http", "server", "80"},
	}

	for _, testCase := range testCases {
		host, port := mustSplitHostPort(testCase.hostPort)

=== "Python 3.9+"

    ```Python hl_lines="6  14  22"
    {!> ../../../docs_src/dependencies/tutorial008_an_py39.py!}
    ```

=== "Python 3.8+"

    ```Python hl_lines="5  13  21"
    {!> ../../../docs_src/dependencies/tutorial008_an.py!}
    ```

=== "Python 3.8+ non-Annotated"

    !!! tip
        如果可能，请尽量使用“ Annotated”版本。

    ```Python hl_lines="4  12  20"

	ConnectionString   string    `json:"connectionString"`
	Table              string    `json:"table"`
	Host               xnet.Host `json:"host"`     // default: localhost
	Port               string    `json:"port"`     // default: 5432
	Username           string    `json:"username"` // default: user running minio
	Password           string    `json:"password"` // default: no password
	Database           string    `json:"database"` // default: same as user

## 0.85.2

### Docs

* ✏ Fix grammar and add helpful links to dependencies in `docs/en/docs/async.md`. PR [#5432](https://github.com/tiangolo/fastapi/pull/5432) by [@pamelafox](https://github.com/pamelafox).
* ✏ Fix broken link in `alternatives.md`. PR [#5455](https://github.com/tiangolo/fastapi/pull/5455) by [@su-shubham](https://github.com/su-shubham).