// Copyright (c) 2018, Compiler Explorer Authors
// All rights reserved.
//
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// 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"
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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
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const chai = require('chai'),
    chaiAsPromised = require("chai-as-promised"),
    fs = require('fs-extra'),
    utils = require('../lib/utils'),
    CompilationEnvironment = require('../lib/compilation-env'),
    GoCompiler = require('../lib/compilers/golang'),
    properties = require('../lib/properties');
chai.use(chaiAsPromised);
chai.should();

const languages = {
    go: {id: 'go'}
};

const compilerProps = new properties.CompilerProps(languages, properties.fakeProps({}));

const ce = new CompilationEnvironment(compilerProps);
const info = {
    exe: null,
    remote: true,
    lang: languages.go.id
};

function testGoAsm(basefilename) {
    const compiler = new GoCompiler(info, ce);

    const asmLines = utils.splitLines(fs.readFileSync(basefilename + ".asm").toString());

    const result = {
        stdout: asmLines.map((line) => {
            return {
                text: line
            };
        })
    };

    return compiler.postProcess(result).then(([output, optOutput]) => {
        const expectedOutput = utils.splitLines(fs.readFileSync(basefilename + ".output.asm").toString());

        utils.splitLines(output.asm).should.deep.equal(expectedOutput);

        return output.should.deep.equal({
            asm: expectedOutput.join("\n"),
            stdout: []
        });
    });
}

describe('GO asm tests', () => {
    it('Handles unknown line number correctly', () => {
        return testGoAsm("test/golang/bug-901");
    });
    it('Rewrites PC jumps to labels', () => {
        return testGoAsm("test/golang/labels");
    });
});
