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// Copyright (C) 2025 The Qt Company Ltd.
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0-only WITH Qt-GPL-exception-1.0
using System.IO;
using System.Linq;
using Microsoft.Build.Construction;
using Microsoft.VisualStudio.TestTools.UnitTesting;
namespace QtVsTools.Test.QtMsBuild.Build
{
[TestClass]
public class Test_Pch
{
private static bool UsePrecompiledHeader { get; set; } = true;
[TestMethod]
public void PreCompiledHeaderWithout()
{
UsePrecompiledHeader = false;
PreCompiledHeader();
UsePrecompiledHeader = true;
}
[TestMethod]
public void PreCompiledHeader()
{
using var temp = new TempProject();
temp.Clone($@"{Properties.SolutionDir}Tests\ProjectFormats\304\QtProjectV304.vcxproj");
Directory.CreateDirectory($@"{temp.ProjectDir}\foo");
File.WriteAllText($@"{temp.ProjectDir}\foo\foo.h", @"
#pragma once
#define FOO ""FOO""
");
File.WriteAllText($@"{temp.ProjectDir}\QtClass.h", @"
#pragma once
#include <foo.h>
#include <QObject>
class QtClass : public QObject
{
Q_OBJECT
public:
QtClass(QObject *parent);
~QtClass();
};
");
File.WriteAllText($@"{temp.ProjectDir}\QtClass.cpp", @"
#include ""QtProjectV304.h""
#include ""QtClass.h""
QtClass::QtClass(QObject *parent) : QObject(parent) {}
QtClass::~QtClass() {}
");
var xml = ProjectRootElement.Open(temp.ProjectPath);
var clCompile = xml.AddItemDefinitionGroup()
.AddItemDefinition("ClCompile");
clCompile.AddMetadata("AdditionalIncludeDirectories", "foo");
if (UsePrecompiledHeader)
clCompile.AddMetadata("PrecompiledHeader", "Use");
clCompile.AddMetadata("PrecompiledHeaderFile", "QtProjectV304.h");
xml.AddItem("QtMoc", "QtClass.h");
xml.AddItem("ClCompile", "QtClass.cpp");
foreach (var pchCreate in xml.Items.Where(x => x.Include == "QtProjectV304.cpp"))
pchCreate.AddMetadata("PrecompiledHeader", "Create");
xml.Save();
var project = MsBuild.Evaluate(temp.ProjectPath,
("Platform", "x64"), ("Configuration", "Debug"));
var build = MsBuild.Prepare(project);
Assert.IsTrue(MsBuild.Run(build));
}
}
}
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