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- /*
- * EDITOR NOTE: Manually added arrow return function syntax to match other tests.
- * decaffeinate suggestions:
- * DS101: Remove unnecessary use of Array.from
- * DS102: Remove unnecessary code created because of implicit returns
- * Full docs: https://github.com/decaffeinate/decaffeinate/blob/main/docs/suggestions.md
- */
- const path = require('path');
- const temp = require('temp').track();
- const babelCompiler = require('../src/babel');
- const CoffeeScript = require('coffeescript');
- const {TypeScriptSimple} = require('typescript-simple');
- const CSON = require('season');
- const CompileCache = require('../src/compile-cache');
- describe('CompileCache', () => {
- let [atomHome, fixtures] = Array.from([]);
- beforeEach(() => {
- fixtures = atom.project.getPaths()[0];
- atomHome = temp.mkdirSync('fake-atom-home');
- CSON.setCacheDir(null);
- CompileCache.resetCacheStats();
- spyOn(babelCompiler, 'compile');
- spyOn(CoffeeScript, 'compile').andReturn('the-coffee-code');
- return spyOn(TypeScriptSimple.prototype, 'compile').andReturn('the-typescript-code');
- });
- afterEach(() => {
- CompileCache.setAtomHomeDirectory(process.env.ATOM_HOME);
- CSON.setCacheDir(CompileCache.getCacheDirectory());
- try {
- return temp.cleanupSync();
- } catch (error) {}
- });
- describe('addPathToCache(filePath, atomHome)', () => {
- describe('when the given file is plain javascript', () => it('does not compile or cache the file', function() {
- CompileCache.addPathToCache(path.join(fixtures, 'sample.js'), atomHome);
- return expect(CompileCache.getCacheStats()['.js']).toEqual({hits: 0, misses: 0});
- }));
- /**
- * TODO: FAILING TEST - This test fails with the following output:
- * TypeError: The "data" argument must be of type string or an instance of Buffer, TypedArray, or DataView. Received undefined
- */
- xdescribe('when the given file uses babel', () => it('compiles the file with babel and caches it', function() {
- CompileCache.addPathToCache(path.join(fixtures, 'babel', 'babel-comment.js'), atomHome);
- expect(CompileCache.getCacheStats()['.js']).toEqual({hits: 0, misses: 1});
- expect(babelCompiler.compile.callCount).toBe(1);
- CompileCache.addPathToCache(path.join(fixtures, 'babel', 'babel-comment.js'), atomHome);
- expect(CompileCache.getCacheStats()['.js']).toEqual({hits: 1, misses: 1});
- return expect(babelCompiler.compile.callCount).toBe(1);
- }));
- describe('when the given file is coffee-script', () => it('compiles the file with coffee-script and caches it', function() {
- CompileCache.addPathToCache(path.join(fixtures, 'coffee.coffee'), atomHome);
- expect(CompileCache.getCacheStats()['.coffee']).toEqual({hits: 0, misses: 1});
- expect(CoffeeScript.compile.callCount).toBe(1);
- CompileCache.addPathToCache(path.join(fixtures, 'coffee.coffee'), atomHome);
- expect(CompileCache.getCacheStats()['.coffee']).toEqual({hits: 1, misses: 1});
- return expect(CoffeeScript.compile.callCount).toBe(1);
- }));
- describe('when the given file is typescript', () => it('compiles the file with typescript and caches it', function() {
- CompileCache.addPathToCache(path.join(fixtures, 'typescript', 'valid.ts'), atomHome);
- expect(CompileCache.getCacheStats()['.ts']).toEqual({hits: 0, misses: 1});
- expect(TypeScriptSimple.prototype.compile.callCount).toBe(1);
- CompileCache.addPathToCache(path.join(fixtures, 'typescript', 'valid.ts'), atomHome);
- expect(CompileCache.getCacheStats()['.ts']).toEqual({hits: 1, misses: 1});
- return expect(TypeScriptSimple.prototype.compile.callCount).toBe(1);
- }));
- return describe('when the given file is CSON', () => it('compiles the file to JSON and caches it', function() {
- spyOn(CSON, 'setCacheDir').andCallThrough();
- spyOn(CSON, 'readFileSync').andCallThrough();
- CompileCache.addPathToCache(path.join(fixtures, 'cson.cson'), atomHome);
- expect(CSON.readFileSync).toHaveBeenCalledWith(path.join(fixtures, 'cson.cson'));
- expect(CSON.setCacheDir).toHaveBeenCalledWith(path.join(atomHome, '/compile-cache'));
- CSON.readFileSync.reset();
- CSON.setCacheDir.reset();
- CompileCache.addPathToCache(path.join(fixtures, 'cson.cson'), atomHome);
- expect(CSON.readFileSync).toHaveBeenCalledWith(path.join(fixtures, 'cson.cson'));
- return expect(CSON.setCacheDir).not.toHaveBeenCalled();
- }));
- });
- return describe('overriding Error.prepareStackTrace', function() {
- it('removes the override on the next tick, and always assigns the raw stack', function() {
- if (process.platform === 'win32') { return; } // Flakey Error.stack contents on Win32
- Error.prepareStackTrace = () => 'a-stack-trace';
- let error = new Error("Oops");
- expect(error.stack).toBe('a-stack-trace');
- expect(Array.isArray(error.getRawStack())).toBe(true);
- waits(1);
- return runs(function() {
- error = new Error("Oops again");
- expect(error.stack).toContain('compile-cache-spec.js');
- return expect(Array.isArray(error.getRawStack())).toBe(true);
- });
- });
- it('does not infinitely loop when the original prepareStackTrace value is reassigned', function() {
- const originalPrepareStackTrace = Error.prepareStackTrace;
- Error.prepareStackTrace = () => 'a-stack-trace';
- Error.prepareStackTrace = originalPrepareStackTrace;
- const error = new Error('Oops');
- expect(error.stack).toContain('compile-cache-spec.js');
- return expect(Array.isArray(error.getRawStack())).toBe(true);
- });
- return it('does not infinitely loop when the assigned prepareStackTrace calls the original prepareStackTrace', function() {
- const originalPrepareStackTrace = Error.prepareStackTrace;
- Error.prepareStackTrace = function(error, stack) {
- error.foo = 'bar';
- return originalPrepareStackTrace(error, stack);
- };
- const error = new Error('Oops');
- expect(error.stack).toContain('compile-cache-spec.js');
- expect(error.foo).toBe('bar');
- return expect(Array.isArray(error.getRawStack())).toBe(true);
- });
- });
- });
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