assert response.json() == {
        "openapi": "3.1.0",
        "info": {"title": "FastAPI", "version": "0.1.0"},
        "paths": {
            "/items/{item_id}": {
                "put": {
                    "parameters": [
                        {
                            "in": "path",
                            "name": "item_id",
                            "required": True,
                            "schema": {

            "info": {"title": "FastAPI", "version": "0.1.0"},
            "paths": {
                "/invoices/": {
                    "post": {
                        "summary": "Create Invoice",

    response = client.get("/openapi.json")
    assert response.status_code == 200, response.text
    assert response.json() == {
        "openapi": "3.1.0",
        "info": {"title": "FastAPI", "version": "0.1.0"},
        "paths": {
            "/users/me": {
                "get": {
                    "operationId": "read_user_me_users_me_get",
                    "responses": {
                        "200": {

    response = client.get("/openapi.json")
    assert response.status_code == 200
    assert response.json() == {
        "openapi": "3.1.0",
        "info": {"title": "FastAPI", "version": "0.1.0"},
        "paths": {
            "/items/{item_id}": {
                "get": {
                    "responses": {
                        "200": {
                            "description": "Successful Response",

        }
    }

    /**
     * Checks if the given URL represents a file system path.
     * Determines if the URL uses file system protocols that may require
     * special handling for content serving.
     *
     * @param url the URL to check
     * @return true if the URL is a file system path, false otherwise
     */
    protected boolean isFileSystemPath(final String url) {

        enumArray1.count = 2;
        enumArray1.s = new netdfs.DfsInfo1[2];
        enumArray1.s[0] = new netdfs.DfsInfo1();
        enumArray1.s[0].entry_path = "path1";
        enumArray1.s[1] = new netdfs.DfsInfo1();
        enumArray1.s[1].entry_path = "path2";

        ByteArrayOutputStream bos = new ByteArrayOutputStream();
        // Create buffer for encoding - initially allocate some space

#   * the main class name
#   * -classpath
#   * -D...appname settings
#   * --module-path (only if needed)
#   * DEFAULT_JVM_OPTS, JAVA_OPTS, and GRADLE_OPTS environment variables.

# For Cygwin or MSYS, switch paths to Windows format before running java
if "$cygwin" || "$msys" ; then
    APP_HOME=$( cygpath --path --mixed "$APP_HOME" )

    JAVACMD=$( cygpath --unix "$JAVACMD" )

        Path mavenConf = mavenHome.resolve("conf");
        Files.createDirectories(mavenConf);
        Path mavenUserProps = mavenConf.resolve("maven-user.properties");
        Files.writeString(mavenUserProps, "${includes} = ?${session.rootDirectory}/.mvn/maven-user.properties\n");
        Path rootDirectory = fs.getPath("C:\\myRootDirectory");
        Path topDirectory = rootDirectory.resolve("myTopDirectory");

    client = TestClient(app)
    response = client.get(f"{path}?p=hello")
    assert response.status_code == 200
    assert response.json() == {"p": None}


@pytest.mark.parametrize(
    "path",
    [
        "/optional-alias",
        "/model-optional-alias",
    ],
)
def test_optional_alias_by_alias(path: str):
    client = TestClient(app)

        "paths": {
            "/items/{item_id}": {
                "put": {
                    "summary": "Update Item",
                    "operationId": "update_item_items__item_id__put",
                    "parameters": [
                        {
                            "name": "item_id",
                            "in": "path",
                            "required": True,