[kdevelop/kdevelop] plugins/clang/tests: Add navigation context test for virtual details

Git commit b5f748d7ca396a9bea68953268ad2d88fb147a7f by Yin Zhijie.
Committed on 27/07/2026 at 10:12.
Pushed by bednar into branch 'master'.

Add navigation context test for virtual details

M  +8    -0    plugins/clang/tests/CMakeLists.txt
A  +98   -0    plugins/clang/tests/test_navigationcontext.cpp     [License: GPL(3+eV) GPL(v3.0) GPL(v2.0)]
A  +23   -0    plugins/clang/tests/test_navigationcontext.h     [License: GPL(3+eV) GPL(v3.0) GPL(v2.0)]

https://invent.kde.org/kdevelop/kdevelop/-/commit/b5f748d7ca396a9bea68953268ad2d88fb147a7f

diff --git a/plugins/clang/tests/CMakeLists.txt b/plugins/clang/tests/CMakeLists.txt
index e20d9038c8..f6956a8b11 100644
--- a/plugins/clang/tests/CMakeLists.txt
+++ b/plugins/clang/tests/CMakeLists.txt
@@ -72,6 +72,14 @@ ecm_add_test(test_duchain.cpp
         KDev::DefinesAndIncludesManager
 )
 
+ecm_add_test(test_navigationcontext.cpp
+    TEST_NAME test_navigationcontext
+    LINK_LIBRARIES
+        KDev::Tests
+        Qt::Test
+        KDevClangPrivate
+)
+
 ecm_add_test(test_refactoring.cpp
     TEST_NAME test_refactoring-clang
     LINK_LIBRARIES
diff --git a/plugins/clang/tests/test_navigationcontext.cpp b/plugins/clang/tests/test_navigationcontext.cpp
new file mode 100644
index 0000000000..36fd808b2c
--- /dev/null
+++ b/plugins/clang/tests/test_navigationcontext.cpp
@@ -0,0 +1,98 @@
+/*
+    SPDX-FileCopyrightText: 2026 Yin Zhijie <[email protected]>
+
+    SPDX-License-Identifier: GPL-2.0-only OR GPL-3.0-only OR LicenseRef-KDE-Accepted-GPL
+*/
+
+#include "test_navigationcontext.h"
+
+#include <language/duchain/duchainlock.h>
+#include <language/duchain/navigation/abstractdeclarationnavigationcontext.h>
+#include <language/duchain/problem.h>
+#include <tests/autotestshell.h>
+#include <tests/testcore.h>
+#include <tests/testfile.h>
+
+#include <QLoggingCategory>
+#include <QTest>
+
+using namespace KDevelop;
+
+namespace {
+class TestDeclarationNavigationContext : public AbstractDeclarationNavigationContext
+{
+public:
+    using AbstractDeclarationNavigationContext::AbstractDeclarationNavigationContext;
+    using AbstractDeclarationNavigationContext::declarationDetails;
+};
+}
+
+QTEST_GUILESS_MAIN(TestNavigationContext)
+
+void TestNavigationContext::initTestCase()
+{
+    QLoggingCategory::setFilterRules(
+        QStringLiteral("*.debug=false\ndefault.debug=true\nkdevelop.plugins.clang.debug=true\n"));
+    QVERIFY(qputenv("KDEV_CLANG_DISPLAY_DIAGS", "1"));
+    AutoTestShell::init({QStringLiteral("kdevclangsupport")});
+    TestCore::initialize(Core::NoUi);
+}
+
+void TestNavigationContext::cleanupTestCase()
+{
+    TestCore::shutdown();
+}
+
+void TestNavigationContext::testDeclarationDetailsVirtualFinalAbstract()
+{
+    TestFile file(QStringLiteral(R"(
+        class Base {
+        public:
+            virtual bool isAbstract() = 0;
+            virtual bool onlyVirtual();
+        };
+
+        class Derived : public Base {
+            virtual ~Derived();
+            virtual bool isFinal() final;
+        };
+    )"),
+                  QStringLiteral("cpp"));
+    file.parse(TopDUContext::AllDeclarationsContextsAndUses);
+    QVERIFY(file.waitForParsed(1000));
+    {
+        DUChainReadLocker lock;
+        const auto top = file.topContext();
+        QVERIFY(top);
+        QVERIFY(top->problems().isEmpty());
+
+        const auto onlyVirtualDecls = top->findDeclarations(QualifiedIdentifier(u"Base::onlyVirtual"));
+        QCOMPARE(onlyVirtualDecls.size(), 1);
+        const DeclarationPointer onlyVirtualDecl(onlyVirtualDecls.first());
+
+        const auto isAbstractDecls = top->findDeclarations(QualifiedIdentifier(u"Base::isAbstract"));
+        QCOMPARE(isAbstractDecls.size(), 1);
+        const DeclarationPointer isAbstractDecl(isAbstractDecls.first());
+
+        const auto isFinalDecls = top->findDeclarations(QualifiedIdentifier(u"Derived::isFinal"));
+        QCOMPARE(isFinalDecls.size(), 1);
+        const DeclarationPointer isFinalDecl(isFinalDecls.first());
+
+        const QStringList onlyVirtualDetails = TestDeclarationNavigationContext::declarationDetails(onlyVirtualDecl);
+        QVERIFY(onlyVirtualDetails.contains(QStringLiteral("virtual")));
+        QVERIFY(!onlyVirtualDetails.contains(QStringLiteral("abstract")));
+        QVERIFY(!onlyVirtualDetails.contains(QStringLiteral("final")));
+
+        const QStringList isAbstractDetails = TestDeclarationNavigationContext::declarationDetails(isAbstractDecl);
+        QVERIFY(isAbstractDetails.contains(QStringLiteral("abstract")));
+        QVERIFY(!isAbstractDetails.contains(QStringLiteral("virtual")));
+        QVERIFY(!isAbstractDetails.contains(QStringLiteral("final")));
+
+        const QStringList isFinalDetails = TestDeclarationNavigationContext::declarationDetails(isFinalDecl);
+        QVERIFY(isFinalDetails.contains(QStringLiteral("final")));
+        QVERIFY(!isFinalDetails.contains(QStringLiteral("virtual")));
+        QVERIFY(!isFinalDetails.contains(QStringLiteral("abstract")));
+    }
+}
+
+#include "moc_test_navigationcontext.cpp"
diff --git a/plugins/clang/tests/test_navigationcontext.h b/plugins/clang/tests/test_navigationcontext.h
new file mode 100644
index 0000000000..3e4db5a86a
--- /dev/null
+++ b/plugins/clang/tests/test_navigationcontext.h
@@ -0,0 +1,23 @@
+/*
+    SPDX-FileCopyrightText: 2026 Yin Zhijie <[email protected]>
+
+    SPDX-License-Identifier: GPL-2.0-only OR GPL-3.0-only OR LicenseRef-KDE-Accepted-GPL
+*/
+
+#ifndef TESTNAVIGATIONCONTEXT_H
+#define TESTNAVIGATIONCONTEXT_H
+
+#include <QObject>
+
+class TestNavigationContext : public QObject
+{
+    Q_OBJECT
+
+private Q_SLOTS:
+    void initTestCase();
+    void cleanupTestCase();
+
+    void testDeclarationDetailsVirtualFinalAbstract();
+};
+
+#endif // TESTNAVIGATIONCONTEXT_H