// Copyright (c) Microsoft Corporation. All rights reserved.

// Licensed under the MIT License.

'use strict';

import { assert, expect } from 'chai';

import * as path from 'path';

import { instance, mock, when } from 'ts-mockito';

import * as Typemoq from 'typemoq';

import { Event, Uri } from 'vscode';

import { buildApi } from '../client/api';

import { ConfigurationService } from '../client/common/configuration/service';

import { EXTENSION_ROOT_DIR } from '../client/common/constants';

import { IConfigurationService } from '../client/common/types';

import { IInterpreterService } from '../client/interpreter/contracts';

import { InterpreterService } from '../client/interpreter/interpreterService';

import { ServiceContainer } from '../client/ioc/container';

import { ServiceManager } from '../client/ioc/serviceManager';

import { IServiceContainer, IServiceManager } from '../client/ioc/types';

suite('Extension API', () => {

const debuggerPath = path.join(EXTENSION_ROOT_DIR, 'pythonFiles', 'lib', 'python', 'debugpy');

const debuggerHost = 'somehost';

const debuggerPort = 12345;

let serviceContainer: IServiceContainer;

let serviceManager: IServiceManager;

let configurationService: IConfigurationService;

let interpreterService: IInterpreterService;

setup(() => {

serviceContainer = mock(ServiceContainer);

serviceManager = mock(ServiceManager);

configurationService = mock(ConfigurationService);

interpreterService = mock(InterpreterService);

when(serviceContainer.get<IConfigurationService>(IConfigurationService)).thenReturn(

instance(configurationService),

);

when(serviceContainer.get<IInterpreterService>(IInterpreterService)).thenReturn(instance(interpreterService));

});

test('Execution details settings API returns expected object if interpreter is set', async () => {

const resource = Uri.parse('a');

when(configurationService.getSettings(resource)).thenReturn({ pythonPath: 'settingValue' } as any);

const execDetails = buildApi(

Promise.resolve(),

instance(serviceManager),

instance(serviceContainer),

).settings.getExecutionDetails(resource);

assert.deepEqual(execDetails, { execCommand: ['settingValue'] });

});

test('Execution details settings API returns `undefined` if interpreter is set', async () => {

const resource = Uri.parse('a');

when(configurationService.getSettings(resource)).thenReturn({ pythonPath: '' } as any);

const execDetails = buildApi(

Promise.resolve(),

instance(serviceManager),

instance(serviceContainer),

).settings.getExecutionDetails(resource);

assert.deepEqual(execDetails, { execCommand: undefined });

});

test('Provide a callback which is called when interpreter setting changes', async () => {

const expectedEvent = Typemoq.Mock.ofType<Event<Uri | undefined>>().object;

when(interpreterService.onDidChangeInterpreterConfiguration).thenReturn(expectedEvent);

const result = buildApi(Promise.resolve(), instance(serviceManager), instance(serviceContainer)).settings

.onDidChangeExecutionDetails;

assert.deepEqual(result, expectedEvent);

});

test('Test debug launcher args (no-wait)', async () => {

const waitForAttach = false;

const args = await buildApi(

Promise.resolve(),

instance(serviceManager),

instance(serviceContainer),

).debug.getRemoteLauncherCommand(debuggerHost, debuggerPort, waitForAttach);

const expectedArgs = [

debuggerPath.fileToCommandArgumentForPythonExt(),

'--listen',

`${debuggerHost}:${debuggerPort}`,

];

expect(args).to.be.deep.equal(expectedArgs);

});

test('Test debug launcher args (wait)', async () => {

const waitForAttach = true;

const args = await buildApi(

Promise.resolve(),

instance(serviceManager),

instance(serviceContainer),

).debug.getRemoteLauncherCommand(debuggerHost, debuggerPort, waitForAttach);

const expectedArgs = [

debuggerPath.fileToCommandArgumentForPythonExt(),

'--listen',

`${debuggerHost}:${debuggerPort}`,

'--wait-for-client',

];

expect(args).to.be.deep.equal(expectedArgs);

});

test('Test debugger package path', async () => {

const pkgPath = await buildApi(

Promise.resolve(),

instance(serviceManager),

instance(serviceContainer),

).debug.getDebuggerPackagePath();

assert.strictEqual(pkgPath, debuggerPath);

});

});