Vcpkg: Parse dependencies from vcpkg.json manifest

Also, extend the tests accordingly.

Task-number: QTCREATORBUG-29333
Change-Id: I24104b6b0bdbbd47c36cc4d43f4647169fa619d8
Reviewed-by: Cristian Adam <cristian.adam@qt.io>

src/plugins/vcpkg/vcpkg_test.cpp

@@ -21,6 +21,7 @@ void VcpkgSearchTest::testVcpkgJsonParser_data()
     QTest::addColumn<QString>("name");
     QTest::addColumn<QString>("version");
     QTest::addColumn<QString>("license");
+    QTest::addColumn<QStringList>("dependencies");
     QTest::addColumn<QString>("shortDescription");
     QTest::addColumn<QStringList>("description");
     QTest::addColumn<QUrl>("homepage");
@@ -33,6 +34,7 @@ void VcpkgSearchTest::testVcpkgJsonParser_data()
                     "description": "The CImg Library is a small, open-source, and modern C++ toolkit for image processing",
                     "homepage": "https://github.com/dtschump/CImg",
                     "dependencies": [
+                      "fmt",
                       {
                         "name": "vcpkg-cmake",
                         "host": true
@@ -42,6 +44,7 @@ void VcpkgSearchTest::testVcpkgJsonParser_data()
             << "cimg"
             << "2.9.9"
             << ""
+            << QStringList({"fmt", "vcpkg-cmake"})
             << "The CImg Library is a small, open-source, and modern C++ toolkit for image processing"
             << QStringList()
             << QUrl::fromUserInput("https://github.com/dtschump/CImg")
@@ -62,6 +65,7 @@ void VcpkgSearchTest::testVcpkgJsonParser_data()
             << "catch-classic"
             << "1.12.2"
             << ""
+            << QStringList()
             << "A modern, header-only test framework for unit tests"
             << QStringList({"This is specifically the legacy 1.x branch provided for compatibility",
                             "with older compilers."})
@@ -77,6 +81,7 @@ void VcpkgSearchTest::testVcpkgJsonParser_data()
             << ""
             << "1.0"
             << "WTFPL"
+            << QStringList()
             << "foo"
             << QStringList()
             << QUrl()
@@ -89,6 +94,7 @@ void VcpkgSearchTest::testVcpkgJsonParser()
     QFETCH(QString, name);
     QFETCH(QString, version);
     QFETCH(QString, license);
+    QFETCH(QStringList, dependencies);
     QFETCH(QString, shortDescription);
     QFETCH(QStringList, description);
     QFETCH(QUrl, homepage);
@@ -101,6 +107,7 @@ void VcpkgSearchTest::testVcpkgJsonParser()
     QCOMPARE(mf.name, name);
     QCOMPARE(mf.version, version);
     QCOMPARE(mf.license, license);
+    QCOMPARE(mf.dependencies, dependencies);
     QCOMPARE(mf.shortDescription, shortDescription);
     QCOMPARE(mf.description, description);
     QCOMPARE(mf.homepage, homepage);

src/plugins/vcpkg/vcpkgsearch.cpp

@@ -169,6 +169,15 @@ VcpkgManifest parseVcpkgManifest(const QByteArray &vcpkgManifestJsonData, bool *
     }
     if (const QJsonValue license = jsonObject.value("license"); !license.isUndefined())
         result.license = license.toString();
+    if (const QJsonValue deps = jsonObject.value("dependencies"); !deps.isUndefined()) {
+        const QJsonArray dependencies = deps.toArray();
+        for (const QJsonValue &dependency : dependencies) {
+            if (dependency.isString())
+                result.dependencies.append(dependency.toString());
+            else if (const QJsonValue name = dependency.toObject().value("name"); name.isString())
+                result.dependencies.append(name.toString());
+        }
+    }
     if (const QJsonValue description = jsonObject.value("description"); !description.isUndefined()) {
         if (description.isArray()) {
             const QJsonArray descriptionLines = description.toArray();

src/plugins/vcpkg/vcpkgsearch.h

@@ -15,6 +15,7 @@ struct VcpkgManifest
     QString name;
     QString version;
     QString license;
+    QStringList dependencies;
     QString shortDescription;
     QStringList description;
     QUrl homepage;