test/compilation-env.js

// Copyright (c) 2016, Matt Godbolt
// All rights reserved.
//
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are met:
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//     * Redistributions of source code must retain the above copyright notice,
//       this list of conditions and the following disclaimer.
//     * Redistributions in binary form must reproduce the above copyright
//       notice, this list of conditions and the following disclaimer in the
//       documentation and/or other materials provided with the distribution.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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// IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
// ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
// LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
// CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
// SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
// INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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import './utils';
import { CompilationEnvironment } from '../lib/compilation-env';
import { CompilerProps, fakeProps } from '../lib/properties';

const props = {
    optionsAllowedRe: '.*',
    optionsForbiddenRe: '^(-W[alp],)?((-wrapper|-fplugin.*|-specs|-load|-plugin|(@.*)|-I|-i)(=.*)?|--)$',
    cacheConfig: 'InMemory(10)',
};

describe('Compilation environment', () => {
    let compilerProps;

    before(() => {
        compilerProps = new CompilerProps({}, fakeProps(props));
    });

    it('Should cache by default', () => {
        const ce = new CompilationEnvironment(compilerProps);
        return ce.cacheGet('foo').should.eventually.equal(null)
            .then(() => ce.cachePut('foo', {res: 'bar'}))
            .then(() => ce.cacheGet('foo').should.eventually.eql({res: 'bar'}))
            .then(() => ce.cacheGet('baz').should.eventually.equal(null));
    });
    it('Should cache when asked', () => {
        const ce = new CompilationEnvironment(compilerProps, undefined, true);
        return ce.cacheGet('foo').should.eventually.equal(null)
            .then(() => ce.cachePut('foo', {res: 'bar'}))
            .then(() => ce.cacheGet('foo').should.eventually.eql({res: 'bar'}));
    });
    it('Shouldn\'t cache when asked', () => {
        const ce = new CompilationEnvironment(compilerProps, undefined, false);
        return ce.cacheGet('foo').should.eventually.equal(null)
            .then(() => ce.cachePut('foo', {res: 'bar'}))
            .then(() => ce.cacheGet('foo').should.eventually.equal(null));
    });
    it('Should filter bad options', () => {
        const ce = new CompilationEnvironment(compilerProps);
        ce.findBadOptions(['-O3', '-flto']).should.be.empty;
        ce.findBadOptions(['-O3', '-plugin']).should.eql(['-plugin']);
    });
});