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Diffstat (limited to 'client/node_modules/@types/node/test.d.ts')
-rwxr-xr-x | client/node_modules/@types/node/test.d.ts | 760 |
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diff --git a/client/node_modules/@types/node/test.d.ts b/client/node_modules/@types/node/test.d.ts new file mode 100755 index 0000000..b8c8e9c --- /dev/null +++ b/client/node_modules/@types/node/test.d.ts @@ -0,0 +1,760 @@ +/** + * The `node:test` module provides a standalone testing module. + * @see [source](https://github.com/nodejs/node/blob/v18.x/lib/test.js) + */ +declare module 'node:test' { + /** + * Programmatically start the test runner. + * @since v18.9.0 + * @param options Configuration options for running tests. + * @returns A {@link TestsStream} that emits events about the test execution. + */ + function run(options?: RunOptions): TestsStream; + + /** + * The `test()` function is the value imported from the test module. Each invocation of this + * function results in reporting the test to the {@link TestsStream}. + * + * The {@link TestContext} object passed to the fn argument can be used to perform actions + * related to the current test. Examples include skipping the test, adding additional + * diagnostic information, or creating subtests. + * + * `test()` returns a {@link Promise} that resolves once the test completes. The return value + * can usually be discarded for top level tests. However, the return value from subtests should + * be used to prevent the parent test from finishing first and cancelling the subtest as shown + * in the following example. + * + * ```js + * test('top level test', async (t) => { + * // The setTimeout() in the following subtest would cause it to outlive its + * // parent test if 'await' is removed on the next line. Once the parent test + * // completes, it will cancel any outstanding subtests. + * await t.test('longer running subtest', async (t) => { + * return new Promise((resolve, reject) => { + * setTimeout(resolve, 1000); + * }); + * }); + * }); + * ``` + * @since v18.0.0 + * @param name The name of the test, which is displayed when reporting test results. + * Default: The `name` property of fn, or `'<anonymous>'` if `fn` does not have a name. + * @param options Configuration options for the test + * @param fn The function under test. The first argument to this function is a + * {@link TestContext} object. If the test uses callbacks, the callback function is + * passed as the second argument. Default: A no-op function. + * @returns A {@link Promise} resolved with `undefined` once the test completes. + */ + function test(name?: string, fn?: TestFn): Promise<void>; + function test(name?: string, options?: TestOptions, fn?: TestFn): Promise<void>; + function test(options?: TestOptions, fn?: TestFn): Promise<void>; + function test(fn?: TestFn): Promise<void>; + + /** + * @since v18.6.0 + * @param name The name of the suite, which is displayed when reporting suite results. + * Default: The `name` property of fn, or `'<anonymous>'` if `fn` does not have a name. + * @param options Configuration options for the suite + * @param fn The function under suite. Default: A no-op function. + */ + function describe(name?: string, options?: TestOptions, fn?: SuiteFn): void; + function describe(name?: string, fn?: SuiteFn): void; + function describe(options?: TestOptions, fn?: SuiteFn): void; + function describe(fn?: SuiteFn): void; + namespace describe { + // Shorthand for skipping a suite, same as `describe([name], { skip: true }[, fn])`. + function skip(name?: string, options?: TestOptions, fn?: SuiteFn): void; + function skip(name?: string, fn?: SuiteFn): void; + function skip(options?: TestOptions, fn?: SuiteFn): void; + function skip(fn?: SuiteFn): void; + + // Shorthand for marking a suite as `TODO`, same as `describe([name], { todo: true }[, fn])`. + function todo(name?: string, options?: TestOptions, fn?: SuiteFn): void; + function todo(name?: string, fn?: SuiteFn): void; + function todo(options?: TestOptions, fn?: SuiteFn): void; + function todo(fn?: SuiteFn): void; + } + + /** + * @since v18.6.0 + * @param name The name of the test, which is displayed when reporting test results. + * Default: The `name` property of fn, or `'<anonymous>'` if `fn` does not have a name. + * @param options Configuration options for the test + * @param fn The function under test. If the test uses callbacks, the callback function is + * passed as the second argument. Default: A no-op function. + */ + function it(name?: string, options?: TestOptions, fn?: ItFn): void; + function it(name?: string, fn?: ItFn): void; + function it(options?: TestOptions, fn?: ItFn): void; + function it(fn?: ItFn): void; + namespace it { + // Shorthand for skipping a test, same as `it([name], { skip: true }[, fn])`. + function skip(name?: string, options?: TestOptions, fn?: ItFn): void; + function skip(name?: string, fn?: ItFn): void; + function skip(options?: TestOptions, fn?: ItFn): void; + function skip(fn?: ItFn): void; + + // Shorthand for marking a test as `TODO`, same as `it([name], { todo: true }[, fn])`. + function todo(name?: string, options?: TestOptions, fn?: ItFn): void; + function todo(name?: string, fn?: ItFn): void; + function todo(options?: TestOptions, fn?: ItFn): void; + function todo(fn?: ItFn): void; + } + + /** + * The type of a function under test. The first argument to this function is a + * {@link TestContext} object. If the test uses callbacks, the callback function is passed as + * the second argument. + */ + type TestFn = (t: TestContext, done: (result?: any) => void) => any; + + /** + * The type of a function under Suite. + * If the test uses callbacks, the callback function is passed as an argument + */ + type SuiteFn = (done: (result?: any) => void) => void; + + /** + * The type of a function under test. + * If the test uses callbacks, the callback function is passed as an argument + */ + type ItFn = (done: (result?: any) => void) => any; + + interface RunOptions { + /** + * If a number is provided, then that many files would run in parallel. + * If truthy, it would run (number of cpu cores - 1) files in parallel. + * If falsy, it would only run one file at a time. + * If unspecified, subtests inherit this value from their parent. + * @default true + */ + concurrency?: number | boolean | undefined; + + /** + * An array containing the list of files to run. + * If unspecified, the test runner execution model will be used. + */ + files?: readonly string[] | undefined; + + /** + * Allows aborting an in-progress test execution. + * @default undefined + */ + signal?: AbortSignal | undefined; + + /** + * A number of milliseconds the test will fail after. + * If unspecified, subtests inherit this value from their parent. + * @default Infinity + */ + timeout?: number | undefined; + + /** + * Sets inspector port of test child process. + * If a nullish value is provided, each process gets its own port, + * incremented from the primary's `process.debugPort`. + */ + inspectPort?: number | (() => number) | undefined; + } + + /** + * A successful call of the `run()` method will return a new `TestsStream` object, + * streaming a series of events representing the execution of the tests. + * `TestsStream` will emit events in the order of the tests' definitions. + * @since v18.9.0 + */ + interface TestsStream extends NodeJS.ReadableStream { + addListener(event: 'test:diagnostic', listener: (data: DiagnosticData) => void): this; + addListener(event: 'test:fail', listener: (data: TestFail) => void): this; + addListener(event: 'test:pass', listener: (data: TestPass) => void): this; + addListener(event: 'test:plan', listener: (data: TestPlan) => void): this; + addListener(event: 'test:start', listener: (data: TestStart) => void): this; + addListener(event: string, listener: (...args: any[]) => void): this; + emit(event: 'test:diagnostic', data: DiagnosticData): boolean; + emit(event: 'test:fail', data: TestFail): boolean; + emit(event: 'test:pass', data: TestPass): boolean; + emit(event: 'test:plan', data: TestPlan): boolean; + emit(event: 'test:start', data: TestStart): boolean; + emit(event: string | symbol, ...args: any[]): boolean; + on(event: 'test:diagnostic', listener: (data: DiagnosticData) => void): this; + on(event: 'test:fail', listener: (data: TestFail) => void): this; + on(event: 'test:pass', listener: (data: TestPass) => void): this; + on(event: 'test:plan', listener: (data: TestPlan) => void): this; + on(event: 'test:start', listener: (data: TestStart) => void): this; + on(event: string, listener: (...args: any[]) => void): this; + once(event: 'test:diagnostic', listener: (data: DiagnosticData) => void): this; + once(event: 'test:fail', listener: (data: TestFail) => void): this; + once(event: 'test:pass', listener: (data: TestPass) => void): this; + once(event: 'test:plan', listener: (data: TestPlan) => void): this; + once(event: 'test:start', listener: (data: TestStart) => void): this; + once(event: string, listener: (...args: any[]) => void): this; + prependListener(event: 'test:diagnostic', listener: (data: DiagnosticData) => void): this; + prependListener(event: 'test:fail', listener: (data: TestFail) => void): this; + prependListener(event: 'test:pass', listener: (data: TestPass) => void): this; + prependListener(event: 'test:plan', listener: (data: TestPlan) => void): this; + prependListener(event: 'test:start', listener: (data: TestStart) => void): this; + prependListener(event: string, listener: (...args: any[]) => void): this; + prependOnceListener(event: 'test:diagnostic', listener: (data: DiagnosticData) => void): this; + prependOnceListener(event: 'test:fail', listener: (data: TestFail) => void): this; + prependOnceListener(event: 'test:pass', listener: (data: TestPass) => void): this; + prependOnceListener(event: 'test:plan', listener: (data: TestPlan) => void): this; + prependOnceListener(event: 'test:start', listener: (data: TestStart) => void): this; + prependOnceListener(event: string, listener: (...args: any[]) => void): this; + } + + interface DiagnosticData { + /** + * The diagnostic message. + */ + message: string; + + /** + * The nesting level of the test. + */ + nesting: number; + } + + interface TestFail { + /** + * Additional execution metadata. + */ + details: { + /** + * The duration of the test in milliseconds. + */ + duration: number; + + /** + * The error thrown by the test. + */ + error: Error; + }; + + /** + * The test name. + */ + name: string; + + /** + * The nesting level of the test. + */ + nesting: number; + + /** + * The ordinal number of the test. + */ + testNumber: number; + + /** + * Present if `context.todo` is called. + */ + todo?: string | boolean; + + /** + * Present if `context.skip` is called. + */ + skip?: string | boolean; + } + + interface TestPass { + /** + * Additional execution metadata. + */ + details: { + /** + * The duration of the test in milliseconds. + */ + duration: number; + }; + + /** + * The test name. + */ + name: string; + + /** + * The nesting level of the test. + */ + nesting: number; + + /** + * The ordinal number of the test. + */ + testNumber: number; + + /** + * Present if `context.todo` is called. + */ + todo?: string | boolean; + + /** + * Present if `context.skip` is called. + */ + skip?: string | boolean; + } + + interface TestPlan { + /** + * The nesting level of the test. + */ + nesting: number; + + /** + * The number of subtests that have ran. + */ + count: number; + } + + interface TestStart { + /** + * The test name. + */ + name: string; + + /** + * The nesting level of the test. + */ + nesting: number; + } + + /** + * An instance of `TestContext` is passed to each test function in order to interact with the + * test runner. However, the `TestContext` constructor is not exposed as part of the API. + * @since v18.0.0 + */ + interface TestContext { + /** + * This function is used to create a hook running before each subtest of the current test. + * @param fn The hook function. If the hook uses callbacks, the callback function is passed as + * the second argument. Default: A no-op function. + * @param options Configuration options for the hook. + * @since v18.8.0 + */ + beforeEach: typeof beforeEach; + + /** + * This function is used to create a hook that runs after the current test finishes. + * @param fn The hook function. If the hook uses callbacks, the callback function is passed as + * the second argument. Default: A no-op function. + * @param options Configuration options for the hook. + * @since v18.13.0 + */ + after: typeof after; + + /** + * This function is used to create a hook running after each subtest of the current test. + * @param fn The hook function. If the hook uses callbacks, the callback function is passed as + * the second argument. Default: A no-op function. + * @param options Configuration options for the hook. + * @since v18.8.0 + */ + afterEach: typeof afterEach; + + /** + * This function is used to write diagnostics to the output. Any diagnostic information is + * included at the end of the test's results. This function does not return a value. + * @param message Message to be reported. + * @since v18.0.0 + */ + diagnostic(message: string): void; + + /** + * The name of the test. + * @since v18.8.0 + */ + readonly name: string; + + /** + * If `shouldRunOnlyTests` is truthy, the test context will only run tests that have the `only` + * option set. Otherwise, all tests are run. If Node.js was not started with the `--test-only` + * command-line option, this function is a no-op. + * @param shouldRunOnlyTests Whether or not to run `only` tests. + * @since v18.0.0 + */ + runOnly(shouldRunOnlyTests: boolean): void; + + /** + * Can be used to abort test subtasks when the test has been aborted. + * @since v18.7.0 + */ + readonly signal: AbortSignal; + + /** + * This function causes the test's output to indicate the test as skipped. If `message` is + * provided, it is included in the output. Calling `skip()` does not terminate execution of + * the test function. This function does not return a value. + * @param message Optional skip message. + * @since v18.0.0 + */ + skip(message?: string): void; + + /** + * This function adds a `TODO` directive to the test's output. If `message` is provided, it is + * included in the output. Calling `todo()` does not terminate execution of the test + * function. This function does not return a value. + * @param message Optional `TODO` message. + * @since v18.0.0 + */ + todo(message?: string): void; + + /** + * This function is used to create subtests under the current test. This function behaves in + * the same fashion as the top level {@link test} function. + * @since v18.0.0 + * @param name The name of the test, which is displayed when reporting test results. + * Default: The `name` property of fn, or `'<anonymous>'` if `fn` does not have a name. + * @param options Configuration options for the test + * @param fn The function under test. This first argument to this function is a + * {@link TestContext} object. If the test uses callbacks, the callback function is + * passed as the second argument. Default: A no-op function. + * @returns A {@link Promise} resolved with `undefined` once the test completes. + */ + test: typeof test; + /** + * Each test provides its own MockTracker instance. + */ + readonly mock: MockTracker; + } + + interface TestOptions { + /** + * If a number is provided, then that many tests would run in parallel. + * If truthy, it would run (number of cpu cores - 1) tests in parallel. + * For subtests, it will be `Infinity` tests in parallel. + * If falsy, it would only run one test at a time. + * If unspecified, subtests inherit this value from their parent. + * @default false + */ + concurrency?: number | boolean | undefined; + + /** + * If truthy, and the test context is configured to run `only` tests, then this test will be + * run. Otherwise, the test is skipped. + * @default false + */ + only?: boolean | undefined; + + /** + * Allows aborting an in-progress test. + * @since v18.8.0 + */ + signal?: AbortSignal | undefined; + + /** + * If truthy, the test is skipped. If a string is provided, that string is displayed in the + * test results as the reason for skipping the test. + * @default false + */ + skip?: boolean | string | undefined; + + /** + * A number of milliseconds the test will fail after. If unspecified, subtests inherit this + * value from their parent. + * @default Infinity + * @since v18.7.0 + */ + timeout?: number | undefined; + + /** + * If truthy, the test marked as `TODO`. If a string is provided, that string is displayed in + * the test results as the reason why the test is `TODO`. + * @default false + */ + todo?: boolean | string | undefined; + } + + /** + * This function is used to create a hook running before running a suite. + * @param fn The hook function. If the hook uses callbacks, the callback function is passed as + * the second argument. Default: A no-op function. + * @param options Configuration options for the hook. + * @since v18.8.0 + */ + function before(fn?: HookFn, options?: HookOptions): void; + + /** + * This function is used to create a hook running after running a suite. + * @param fn The hook function. If the hook uses callbacks, the callback function is passed as + * the second argument. Default: A no-op function. + * @param options Configuration options for the hook. + * @since v18.8.0 + */ + function after(fn?: HookFn, options?: HookOptions): void; + + /** + * This function is used to create a hook running before each subtest of the current suite. + * @param fn The hook function. If the hook uses callbacks, the callback function is passed as + * the second argument. Default: A no-op function. + * @param options Configuration options for the hook. + * @since v18.8.0 + */ + function beforeEach(fn?: HookFn, options?: HookOptions): void; + + /** + * This function is used to create a hook running after each subtest of the current test. + * @param fn The hook function. If the hook uses callbacks, the callback function is passed as + * the second argument. Default: A no-op function. + * @param options Configuration options for the hook. + * @since v18.8.0 + */ + function afterEach(fn?: HookFn, options?: HookOptions): void; + + /** + * The hook function. If the hook uses callbacks, the callback function is passed as the + * second argument. + */ + type HookFn = (done: (result?: any) => void) => any; + + /** + * Configuration options for hooks. + * @since v18.8.0 + */ + interface HookOptions { + /** + * Allows aborting an in-progress hook. + */ + signal?: AbortSignal | undefined; + + /** + * A number of milliseconds the hook will fail after. If unspecified, subtests inherit this + * value from their parent. + * @default Infinity + */ + timeout?: number | undefined; + } + + interface MockFunctionOptions { + /** + * The number of times that the mock will use the behavior of `implementation`. + * Once the mock function has been called `times` times, + * it will automatically restore the behavior of `original`. + * This value must be an integer greater than zero. + * @default Infinity + */ + times?: number | undefined; + } + + interface MockMethodOptions extends MockFunctionOptions { + /** + * If `true`, `object[methodName]` is treated as a getter. + * This option cannot be used with the `setter` option. + */ + getter?: boolean | undefined; + + /** + * If `true`, `object[methodName]` is treated as a setter. + * This option cannot be used with the `getter` option. + */ + setter?: boolean | undefined; + } + + type Mock<F extends Function> = F & { + mock: MockFunctionContext<F>; + }; + + type NoOpFunction = (...args: any[]) => undefined; + + type FunctionPropertyNames<T> = { + [K in keyof T]: T[K] extends Function ? K : never; + }[keyof T]; + + interface MockTracker { + /** + * This function is used to create a mock function. + * @param original An optional function to create a mock on. + * @param implementation An optional function used as the mock implementation for `original`. + * This is useful for creating mocks that exhibit one behavior for a specified number of calls and then restore the behavior of `original`. + * @param options Optional configuration options for the mock function. + */ + fn<F extends Function = NoOpFunction>(original?: F, options?: MockFunctionOptions): Mock<F>; + fn<F extends Function = NoOpFunction, Implementation extends Function = F>(original?: F, implementation?: Implementation, options?: MockFunctionOptions): Mock<F | Implementation>; + + /** + * This function is used to create a mock on an existing object method. + * @param object The object whose method is being mocked. + * @param methodName The identifier of the method on `object` to mock. If `object[methodName]` is not a function, an error is thrown. + * @param implementation An optional function used as the mock implementation for `object[methodName]`. + * @param options Optional configuration options for the mock method. + */ + method< + MockedObject extends object, + MethodName extends FunctionPropertyNames<MockedObject>, + >( + object: MockedObject, + methodName: MethodName, + options?: MockFunctionOptions, + ): MockedObject[MethodName] extends Function + ? Mock<MockedObject[MethodName]> + : never; + method< + MockedObject extends object, + MethodName extends FunctionPropertyNames<MockedObject>, + Implementation extends Function, + >( + object: MockedObject, + methodName: MethodName, + implementation: Implementation, + options?: MockFunctionOptions, + ): MockedObject[MethodName] extends Function + ? Mock<MockedObject[MethodName] | Implementation> + : never; + method<MockedObject extends object>( + object: MockedObject, + methodName: keyof MockedObject, + options: MockMethodOptions, + ): Mock<Function>; + method<MockedObject extends object>( + object: MockedObject, + methodName: keyof MockedObject, + implementation: Function, + options: MockMethodOptions, + ): Mock<Function>; + + /** + * This function is syntax sugar for {@link MockTracker.method} with `options.getter` set to `true`. + */ + getter< + MockedObject extends object, + MethodName extends keyof MockedObject, + >( + object: MockedObject, + methodName: MethodName, + options?: MockFunctionOptions, + ): Mock<() => MockedObject[MethodName]>; + getter< + MockedObject extends object, + MethodName extends keyof MockedObject, + Implementation extends Function, + >( + object: MockedObject, + methodName: MethodName, + implementation?: Implementation, + options?: MockFunctionOptions, + ): Mock<(() => MockedObject[MethodName]) | Implementation>; + + /** + * This function is syntax sugar for {@link MockTracker.method} with `options.setter` set to `true`. + */ + setter< + MockedObject extends object, + MethodName extends keyof MockedObject, + >( + object: MockedObject, + methodName: MethodName, + options?: MockFunctionOptions, + ): Mock<(value: MockedObject[MethodName]) => void>; + setter< + MockedObject extends object, + MethodName extends keyof MockedObject, + Implementation extends Function, + >( + object: MockedObject, + methodName: MethodName, + implementation?: Implementation, + options?: MockFunctionOptions, + ): Mock<((value: MockedObject[MethodName]) => void) | Implementation>; + + /** + * This function restores the default behavior of all mocks that were previously created by this `MockTracker` + * and disassociates the mocks from the `MockTracker` instance. Once disassociated, the mocks can still be used, + * but the `MockTracker` instance can no longer be used to reset their behavior or otherwise interact with them. + * + * After each test completes, this function is called on the test context's `MockTracker`. + * If the global `MockTracker` is used extensively, calling this function manually is recommended. + */ + reset(): void; + + /** + * This function restores the default behavior of all mocks that were previously created by this `MockTracker`. + * Unlike `mock.reset()`, `mock.restoreAll()` does not disassociate the mocks from the `MockTracker` instance. + */ + restoreAll(): void; + } + + const mock: MockTracker; + + interface MockFunctionCall< + F extends Function, + ReturnType = F extends (...args: any) => infer T + ? T + : F extends abstract new (...args: any) => infer T + ? T + : unknown, + Args = F extends (...args: infer Y) => any + ? Y + : F extends abstract new (...args: infer Y) => any + ? Y + : unknown[], + > { + /** + * An array of the arguments passed to the mock function. + */ + arguments: Args; + /** + * If the mocked function threw then this property contains the thrown value. + */ + error: unknown | undefined; + /** + * The value returned by the mocked function. + * + * If the mocked function threw, it will be `undefined`. + */ + result: ReturnType | undefined; + /** + * An `Error` object whose stack can be used to determine the callsite of the mocked function invocation. + */ + stack: Error; + /** + * If the mocked function is a constructor, this field contains the class being constructed. + * Otherwise this will be `undefined`. + */ + target: F extends abstract new (...args: any) => any ? F : undefined; + /** + * The mocked function's `this` value. + */ + this: unknown; + } + + interface MockFunctionContext<F extends Function> { + /** + * A getter that returns a copy of the internal array used to track calls to the mock. + */ + readonly calls: Array<MockFunctionCall<F>>; + + /** + * This function returns the number of times that this mock has been invoked. + * This function is more efficient than checking `ctx.calls.length` + * because `ctx.calls` is a getter that creates a copy of the internal call tracking array. + */ + callCount(): number; + + /** + * This function is used to change the behavior of an existing mock. + * @param implementation The function to be used as the mock's new implementation. + */ + mockImplementation(implementation: Function): void; + + /** + * This function is used to change the behavior of an existing mock for a single invocation. + * Once invocation `onCall` has occurred, the mock will revert to whatever behavior + * it would have used had `mockImplementationOnce()` not been called. + * @param implementation The function to be used as the mock's implementation for the invocation number specified by `onCall`. + * @param onCall The invocation number that will use `implementation`. + * If the specified invocation has already occurred then an exception is thrown. + */ + mockImplementationOnce(implementation: Function, onCall?: number): void; + + /** + * Resets the call history of the mock function. + */ + resetCalls(): void; + + /** + * Resets the implementation of the mock function to its original behavior. + * The mock can still be used after calling this function. + */ + restore(): void; + } + + export { test as default, run, test, describe, it, before, after, beforeEach, afterEach, mock }; +} |