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245
node_modules/tslint/lib/test.js
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node_modules/tslint/lib/test.js
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"use strict";
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/**
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* @license
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* Copyright 2018 Palantir Technologies, Inc.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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Object.defineProperty(exports, "__esModule", { value: true });
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var chalk_1 = require("chalk");
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var diff = require("diff");
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var fs = require("fs");
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var glob = require("glob");
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var path = require("path");
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var semver = require("semver");
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var ts = require("typescript");
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var rule_1 = require("./language/rule/rule");
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var linter_1 = require("./linter");
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var utils_1 = require("./utils");
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var parse = require("./verify/parse");
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var MARKUP_FILE_EXTENSION = ".lint";
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var FIXES_FILE_EXTENSION = ".fix";
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function runTests(patterns, rulesDirectory) {
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var files = [];
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for (var _i = 0, patterns_1 = patterns; _i < patterns_1.length; _i++) {
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var pattern = patterns_1[_i];
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if (path.basename(pattern) !== "tslint.json") {
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pattern = path.join(pattern, "tslint.json");
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}
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files.push.apply(files, glob.sync(pattern));
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}
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return files.map(function (directory) { return runTest(path.dirname(directory), rulesDirectory); });
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}
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exports.runTests = runTests;
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function runTest(testDirectory, rulesDirectory) {
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var filesToLint = glob.sync(path.join(testDirectory, "**/*" + MARKUP_FILE_EXTENSION));
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var tslintConfig = linter_1.Linter.findConfiguration(path.join(testDirectory, "tslint.json"), "")
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.results;
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var tsConfig = path.join(testDirectory, "tsconfig.json");
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var compilerOptions = { allowJs: true };
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var hasConfig = fs.existsSync(tsConfig);
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if (hasConfig) {
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var _a = ts.readConfigFile(tsConfig, ts.sys.readFile), config = _a.config, error = _a.error;
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if (error !== undefined) {
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throw new Error(ts.formatDiagnostics([error], ts.createCompilerHost({})));
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}
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var parseConfigHost = {
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fileExists: fs.existsSync,
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readDirectory: ts.sys.readDirectory,
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readFile: function (file) { return fs.readFileSync(file, "utf8"); },
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useCaseSensitiveFileNames: true,
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};
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compilerOptions = ts.parseJsonConfigFileContent(config, parseConfigHost, testDirectory)
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.options;
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}
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var results = { directory: testDirectory, results: {} };
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var _loop_1 = function (fileToLint) {
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var isEncodingRule = path.basename(testDirectory) === "encoding";
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var fileCompileName = utils_1.denormalizeWinPath(path.resolve(fileToLint.replace(/\.lint$/, "")));
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var fileText = isEncodingRule
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? utils_1.readBufferWithDetectedEncoding(fs.readFileSync(fileToLint))
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: fs.readFileSync(fileToLint, "utf-8");
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var tsVersionRequirement = parse.getTypescriptVersionRequirement(fileText);
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if (tsVersionRequirement !== undefined) {
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// remove prerelease suffix when matching to allow testing with nightly builds
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if (!semver.satisfies(parse.getNormalizedTypescriptVersion(), tsVersionRequirement)) {
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results.results[fileToLint] = {
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requirement: tsVersionRequirement,
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skipped: true,
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};
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return "continue";
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}
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// remove the first line from the file before continuing
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var lineBreak = fileText.search(/\n/);
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fileText = lineBreak === -1 ? "" : fileText.substr(lineBreak + 1);
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}
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fileText = parse.preprocessDirectives(fileText);
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var fileTextWithoutMarkup = parse.removeErrorMarkup(fileText);
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var errorsFromMarkup = parse.parseErrorsFromMarkup(fileText);
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var program = void 0;
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if (hasConfig) {
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var compilerHost = {
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fileExists: function (file) { return file === fileCompileName || fs.existsSync(file); },
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getCanonicalFileName: function (filename) { return filename; },
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getCurrentDirectory: function () { return process.cwd(); },
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getDefaultLibFileName: function () { return ts.getDefaultLibFileName(compilerOptions); },
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getDirectories: function (dir) { return fs.readdirSync(dir); },
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getNewLine: function () { return "\n"; },
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getSourceFile: function (filenameToGet, target) {
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if (utils_1.denormalizeWinPath(filenameToGet) === fileCompileName) {
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return ts.createSourceFile(filenameToGet, fileTextWithoutMarkup, target, true);
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}
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if (path.basename(filenameToGet) === filenameToGet) {
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// resolve path of lib.xxx.d.ts
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filenameToGet = path.join(path.dirname(ts.getDefaultLibFilePath(compilerOptions)), filenameToGet);
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}
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var text = fs.readFileSync(filenameToGet, "utf8");
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return ts.createSourceFile(filenameToGet, text, target, true);
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},
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readFile: function (x) { return x; },
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useCaseSensitiveFileNames: function () { return true; },
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writeFile: function () { return null; },
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};
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program = ts.createProgram([fileCompileName], compilerOptions, compilerHost);
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}
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var lintOptions = {
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fix: false,
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formatter: "prose",
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formattersDirectory: "",
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rulesDirectory: rulesDirectory,
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};
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var linter = new linter_1.Linter(lintOptions, program);
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// Need to use the true path (ending in '.lint') for "encoding" rule so that it can read the file.
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linter.lint(isEncodingRule ? fileToLint : fileCompileName, fileTextWithoutMarkup, tslintConfig);
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var failures = linter.getResult().failures;
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var errorsFromLinter = failures.map(function (failure) {
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var startLineAndCharacter = failure.getStartPosition().getLineAndCharacter();
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var endLineAndCharacter = failure.getEndPosition().getLineAndCharacter();
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return {
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endPos: {
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col: endLineAndCharacter.character,
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line: endLineAndCharacter.line,
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},
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message: failure.getFailure(),
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startPos: {
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col: startLineAndCharacter.character,
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line: startLineAndCharacter.line,
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},
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};
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});
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// test against fixed files
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var fixedFileText = "";
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var newFileText = "";
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try {
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var fixedFile = fileToLint.replace(/\.lint$/, FIXES_FILE_EXTENSION);
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var stat = fs.statSync(fixedFile);
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if (stat.isFile()) {
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fixedFileText = fs.readFileSync(fixedFile, "utf8");
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var fixes = utils_1.mapDefined(failures, function (f) { return f.getFix(); });
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newFileText = rule_1.Replacement.applyFixes(fileTextWithoutMarkup, fixes);
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}
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}
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catch (e) {
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fixedFileText = "";
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newFileText = "";
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}
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results.results[fileToLint] = {
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errorsFromLinter: errorsFromLinter,
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errorsFromMarkup: errorsFromMarkup,
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fixesFromLinter: newFileText,
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fixesFromMarkup: fixedFileText,
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markupFromLinter: parse.createMarkupFromErrors(fileToLint, fileTextWithoutMarkup, errorsFromMarkup),
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markupFromMarkup: parse.createMarkupFromErrors(fileToLint, fileTextWithoutMarkup, errorsFromLinter),
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skipped: false,
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};
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};
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for (var _i = 0, filesToLint_1 = filesToLint; _i < filesToLint_1.length; _i++) {
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var fileToLint = filesToLint_1[_i];
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_loop_1(fileToLint);
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}
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return results;
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}
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exports.runTest = runTest;
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function consoleTestResultsHandler(testResults, logger) {
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var didAllTestsPass = true;
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for (var _i = 0, testResults_1 = testResults; _i < testResults_1.length; _i++) {
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var testResult = testResults_1[_i];
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if (!consoleTestResultHandler(testResult, logger)) {
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didAllTestsPass = false;
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}
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}
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return didAllTestsPass;
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}
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exports.consoleTestResultsHandler = consoleTestResultsHandler;
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function consoleTestResultHandler(testResult, logger) {
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// needed to get colors to show up when passing through Grunt
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chalk_1.default.enabled = true;
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var didAllTestsPass = true;
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for (var _i = 0, _a = Object.keys(testResult.results); _i < _a.length; _i++) {
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var fileName = _a[_i];
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var results = testResult.results[fileName];
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logger.log(fileName + ":");
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if (results.skipped) {
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logger.log(chalk_1.default.yellow(" Skipped, requires typescript " + results.requirement + "\n"));
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}
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else {
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var markupDiffResults = diff.diffLines(results.markupFromMarkup, results.markupFromLinter);
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var fixesDiffResults = diff.diffLines(results.fixesFromLinter, results.fixesFromMarkup);
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var didMarkupTestPass = !markupDiffResults.some(function (hunk) { return hunk.added === true || hunk.removed === true; });
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var didFixesTestPass = !fixesDiffResults.some(function (hunk) { return hunk.added === true || hunk.removed === true; });
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if (didMarkupTestPass && didFixesTestPass) {
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logger.log(chalk_1.default.green(" Passed\n"));
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}
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else {
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logger.log(chalk_1.default.red(" Failed!\n"));
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didAllTestsPass = false;
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if (!didMarkupTestPass) {
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displayDiffResults(markupDiffResults, MARKUP_FILE_EXTENSION, logger);
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}
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if (!didFixesTestPass) {
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displayDiffResults(fixesDiffResults, FIXES_FILE_EXTENSION, logger);
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}
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}
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}
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}
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return didAllTestsPass;
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}
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exports.consoleTestResultHandler = consoleTestResultHandler;
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function displayDiffResults(diffResults, extension, logger) {
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logger.log(chalk_1.default.green("Expected (from " + extension + " file)\n"));
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logger.log(chalk_1.default.red("Actual (from TSLint)\n"));
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var _loop_2 = function (diffResult) {
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var color = chalk_1.default.grey;
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var prefix = " ";
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if (diffResult.added) {
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color = chalk_1.default.green.underline;
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prefix = "+ ";
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}
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else if (diffResult.removed) {
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color = chalk_1.default.red.underline;
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prefix = "- ";
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}
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logger.log(color(diffResult.value
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.split(/\r\n|\r|\n/)
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// strings end on a newline which we do not want to include the prefix.
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// tslint:disable-next-line:prefer-template
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.map(function (line, index, array) {
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return index === array.length - 1 ? line : "" + prefix + line + "\n";
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})
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.join("")));
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};
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for (var _i = 0, diffResults_1 = diffResults; _i < diffResults_1.length; _i++) {
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var diffResult = diffResults_1[_i];
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_loop_2(diffResult);
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}
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}
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