Add support for gRPC to the protobuf.cpp module

This implements support for the gRPC framework: https://www.grpc.io

Change-Id: Ia85461b9618e73827114c137fce8615e5a8139e3
Reviewed-by: Qbs CI Bot <travis-bot@weickelt.de>
Reviewed-by: Christian Kandeler <christian.kandeler@qt.io>

5 files changed, 115 insertions, 0 deletions

diff --git a/tests/auto/blackbox/testdata/grpc/grpc.cpp b/tests/auto/blackbox/testdata/grpc/grpc.cpp
new file mode 100644
index 000000000..81995601d
--- /dev/null
+++ b/tests/auto/blackbox/testdata/grpc/grpc.cpp
@@ -0,0 +1,49 @@
+/****************************************************************************
+**
+** Copyright (C) 2019 Ivan Komissarov
+** Contact: abbapoh@gmail.com
+**
+** This file is part of Qbs.
+**
+** Commercial License Usage
+** Licensees holding valid commercial Qt licenses may use this file in
+** accordance with the commercial license agreement provided with the
+** Software or, alternatively, in accordance with the terms contained in
+** a written agreement between you and The Qt Company. For licensing terms and
+** conditions see http://www.qt.io/terms-conditions. For further information
+** use the contact form at http://www.qt.io/contact-us.
+**
+** GNU Lesser General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU Lesser
+** General Public License version 2.1 or version 3 as published by the Free
+** Software Foundation and appearing in the file LICENSE.LGPLv21 and
+** LICENSE.LGPLv3 included in the packaging of this file.  Please review the
+** following information to ensure the GNU Lesser General Public License
+** requirements will be met: https://www.gnu.org/licenses/lgpl.html and
+** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
+**
+** In addition, as a special exception, The Qt Company gives you certain additional
+** rights.  These rights are described in The Qt Company LGPL Exception
+** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
+**
+****************************************************************************/
+
+#include <grpc.grpc.pb.h>
+
+class ServiceImpl final : public Qbs::Grpc::Service
+{
+    grpc::Status doWork(
+            grpc::ServerContext* context,
+            const Qbs::Request* request,
+            Qbs::Response* reply) override
+    {
+        (void)context;
+        reply->set_name(request->name());
+        return grpc::Status::OK;
+    }
+};
+
+int main(int, char**)
+{
+    return 0;
+}
diff --git a/tests/auto/blackbox/testdata/grpc/grpc.proto b/tests/auto/blackbox/testdata/grpc/grpc.proto
new file mode 100644
index 000000000..631006bad
--- /dev/null
+++ b/tests/auto/blackbox/testdata/grpc/grpc.proto
@@ -0,0 +1,15 @@
+syntax = "proto3";
+
+package Qbs;
+
+message Request {
+    string name = 1;
+}
+
+message Response {
+    string name = 1;
+}	
+
+service Grpc {
+    rpc doWork(Request) returns (Response) {}
+}
diff --git a/tests/auto/blackbox/testdata/grpc/grpc_cpp.qbs b/tests/auto/blackbox/testdata/grpc/grpc_cpp.qbs
new file mode 100644
index 000000000..8ee3dd9c9
--- /dev/null
+++ b/tests/auto/blackbox/testdata/grpc/grpc_cpp.qbs
@@ -0,0 +1,26 @@
+import qbs
+
+CppApplication {
+    name: "grpc_cpp"
+    consoleApplication: true
+    condition: hasDependencies
+
+    Depends { name: "cpp" }
+    cpp.cxxLanguageVersion: "c++11"
+    cpp.warningLevel: "none"
+
+    Depends { name: "protobuf.cpp"; required: false }
+    protobuf.cpp.useGrpc: true
+
+    property bool hasDependencies: {
+        console.info("has grpc: " + protobuf.cpp.present);
+        return protobuf.cpp.present;
+    }
+
+    files: "grpc.cpp"
+
+    Group {
+        files: "grpc.proto"
+        fileTags: "protobuf.grpc"
+    }
+}
diff --git a/tests/auto/blackbox/tst_blackbox.cpp b/tests/auto/blackbox/tst_blackbox.cpp
index 534922112..f87889155 100644
--- a/tests/auto/blackbox/tst_blackbox.cpp
+++ b/tests/auto/blackbox/tst_blackbox.cpp
@@ -6823,6 +6823,29 @@ void TestBlackbox::groupsInModules()
     QCOMPARE(output.readAll().trimmed(), QByteArray("diamond"));
 }
 
+void TestBlackbox::grpc_data()
+{
+    QTest::addColumn<QString>("projectFile");
+    QTest::newRow("cpp") << QString("grpc_cpp.qbs");
+}
+
+void TestBlackbox::grpc()
+{
+    QDir::setCurrent(testDataDir + "/grpc");
+    QFETCH(QString, projectFile);
+    rmDirR(relativeBuildDir());
+    QbsRunParameters resolveParams("resolve", QStringList{"-f", projectFile});
+    QCOMPARE(runQbs(resolveParams), 0);
+    const bool withGrpc = m_qbsStdout.contains("has grpc: true");
+    const bool withoutGrpc = m_qbsStdout.contains("has grpc: false");
+    QVERIFY2(withGrpc || withoutGrpc, m_qbsStdout.constData());
+    if (withoutGrpc)
+        QSKIP("grpc module not present");
+
+    QbsRunParameters runParams;
+    QCOMPARE(runQbs(runParams), 0);
+}
+
 void TestBlackbox::ico()
 {
     QDir::setCurrent(testDataDir + "/ico");
diff --git a/tests/auto/blackbox/tst_blackbox.h b/tests/auto/blackbox/tst_blackbox.h
index e8c456b1e..0a14c418c 100644
--- a/tests/auto/blackbox/tst_blackbox.h
+++ b/tests/auto/blackbox/tst_blackbox.h
@@ -119,6 +119,8 @@ private slots:
     void generator();
     void generator_data();
     void groupsInModules();
+    void grpc_data();
+    void grpc();
     void ico();
     void importAssignment();
     void importChangeTracking();