test/base-compiler-tests.js

// Copyright (c) 2018, Compiler Explorer Authors
// All rights reserved.
//
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are met:
//
//     * 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"
// AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
// 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
// CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
// ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
// POSSIBILITY OF SUCH DAMAGE.

const chai = require('chai');
const chaiAsPromised = require("chai-as-promised");
const BaseCompiler = require('../lib/base-compiler');
const CompilationEnvironment = require('../lib/compilation-env');

chai.use(chaiAsPromised);
const should = chai.should();

const props = (key, deflt) => deflt;

describe('Basic compiler invariants', function () {
    const ce = new CompilationEnvironment(props);
    const info = {
        exe: null,
        remote: true,
        lang: "c++"
    };

    ce.compilerPropsL = () => "";

    const compiler = new BaseCompiler(info, ce);

    it('should recognize when optOutput has been request', () => {
        compiler.optOutputRequested(["please", "recognize", "-fsave-optimization-record"]).should.equal(true);
        compiler.optOutputRequested(["please", "don't", "recognize"]).should.equal(false);
    });
    // Overkill test, but now we're safer!
    it('should recognize cfg compilers', () => {
        compiler.isCfgCompiler("clang version 5.0.0 (https://github.com/asutton/clang.git 449c8c3e91355a3b2b6761e11d9fb5d3c125b791) (https://github.com/llvm-mirror/llvm.git 40b1e969f9cb2a0c697e247435193fb006ef1311)").should.equal(true);
        compiler.isCfgCompiler("clang version 4.0.0 (tags/RELEASE_400/final 299826)").should.equal(true);
        compiler.isCfgCompiler("clang version 7.0.0 (trunk 325868)").should.equal(true);
        compiler.isCfgCompiler("clang version 3.3 (tags/RELEASE_33/final)").should.equal(true);
        compiler.isCfgCompiler("clang version 6.0.0 (tags/RELEASE_600/final 327031) (llvm/tags/RELEASE_600/final 327028)").should.equal(true);

        compiler.isCfgCompiler("g++ (GCC-Explorer-Build) 4.9.4").should.equal(true);
        compiler.isCfgCompiler("g++ (GCC-Explorer-Build) 8.0.1 20180223 (experimental)").should.equal(true);
        compiler.isCfgCompiler("g++ (GCC-Explorer-Build) 8.0.1 20180223 (experimental)").should.equal(true);
        compiler.isCfgCompiler("g++ (GCC) 4.1.2").should.equal(true);

        compiler.isCfgCompiler("fake-for-test (Based on g++)").should.equal(false);

        compiler.isCfgCompiler("gdc (crosstool-NG 203be35 - 20160205-2.066.1-e95a735b97) 5.2.0").should.equal(true);
        compiler.isCfgCompiler("gdc (crosstool-NG hg+unknown-20131212.080758 - 20140430-2.064.2-404a037d26) 4.8.2").should.equal(true);
        compiler.isCfgCompiler("gdc (crosstool-NG crosstool-ng-1.20.0-232-gc746732 - 20150830-2.066.1-d0dd4a83de) 4.9.3").should.equal(true);

        compiler.isCfgCompiler("fake-for-test (Based on gdc)").should.equal(false);
    });
    it('should allow comments next to includes (Bug #874)', () => {
        let text = "#include <cmath> // std::(sin, cos, ...)";
        should.equal(compiler.checkSource(text), null);
        const badSource = compiler.checkSource("#include </dev/null..> //Muehehehe");
        should.exist(badSource);
        badSource.should.equal("<stdin>:1:1: no absolute or relative includes please")
    });
});