ClangCodeModel: Move a test over from unittest

Change-Id: Iac295216fff274fbe4a109477b1a4c2bd2c98d5d
Reviewed-by: <github-actions-qt-creator@cristianadam.eu>
Reviewed-by: Christian Stenger <christian.stenger@qt.io>

5 files changed, 244 insertions, 1 deletions

diff --git a/src/plugins/clangcodemodel/CMakeLists.txt b/src/plugins/clangcodemodel/CMakeLists.txt
index e64d17b5f0..9205ba340b 100644
--- a/src/plugins/clangcodemodel/CMakeLists.txt
+++ b/src/plugins/clangcodemodel/CMakeLists.txt
@@ -46,6 +46,7 @@ extend_qtc_plugin(ClangCodeModel
 extend_qtc_plugin(ClangCodeModel
   CONDITION WITH_TESTS
   SOURCES
+    test/activationsequenceprocessortest.cpp test/activationsequenceprocessortest.h
     test/clangbatchfileprocessor.cpp test/clangbatchfileprocessor.h
     test/clangdtests.cpp test/clangdtests.h
     test/clangfixittest.cpp test/clangfixittest.h
diff --git a/src/plugins/clangcodemodel/clangcodemodel.qbs b/src/plugins/clangcodemodel/clangcodemodel.qbs
index bd0f341cc5..dc85b9d96d 100644
--- a/src/plugins/clangcodemodel/clangcodemodel.qbs
+++ b/src/plugins/clangcodemodel/clangcodemodel.qbs
@@ -92,6 +92,8 @@ QtcPlugin {
         condition: qtc.testsEnabled
         prefix: "test/"
         files: [
+            "activationsequenceprocessortest.cpp",
+            "activationsequenceprocessortest.h",
             "clangbatchfileprocessor.cpp",
             "clangbatchfileprocessor.h",
             "clangdtests.cpp",
diff --git a/src/plugins/clangcodemodel/clangcodemodelplugin.cpp b/src/plugins/clangcodemodel/clangcodemodelplugin.cpp
index 675ee4e0e9..4a1d53a8ac 100644
--- a/src/plugins/clangcodemodel/clangcodemodelplugin.cpp
+++ b/src/plugins/clangcodemodel/clangcodemodelplugin.cpp
@@ -29,6 +29,7 @@
 #include "clangutils.h"
 
 #ifdef WITH_TESTS
+#  include "test/activationsequenceprocessortest.h"
 #  include "test/clangbatchfileprocessor.h"
 #  include "test/clangdtests.h"
 #  include "test/clangfixittest.h"
@@ -203,6 +204,7 @@ void ClangCodeModelPlugin::maybeHandleBatchFileAndExit() const
 QVector<QObject *> ClangCodeModelPlugin::createTestObjects() const
 {
     return {
+        new Tests::ActivationSequenceProcessorTest,
         new Tests::ClangdTestCompletion,
         new Tests::ClangdTestExternalChanges,
         new Tests::ClangdTestFindReferences,
@@ -215,6 +217,5 @@ QVector<QObject *> ClangCodeModelPlugin::createTestObjects() const
 }
 #endif
 
-
 } // namespace Internal
 } // namespace Clang
diff --git a/src/plugins/clangcodemodel/test/activationsequenceprocessortest.cpp b/src/plugins/clangcodemodel/test/activationsequenceprocessortest.cpp
new file mode 100644
index 0000000000..491289096d
--- /dev/null
+++ b/src/plugins/clangcodemodel/test/activationsequenceprocessortest.cpp
@@ -0,0 +1,180 @@
+/****************************************************************************
+**
+** Copyright (C) 2022 The Qt Company Ltd.
+** Contact: https://www.qt.io/licensing/
+**
+** This file is part of Qt Creator.
+**
+** 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 https://www.qt.io/terms-conditions. For further
+** information use the contact form at https://www.qt.io/contact-us.
+**
+** GNU General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU
+** General Public License version 3 as published by the Free Software
+** Foundation with exceptions as appearing in the file LICENSE.GPL3-EXCEPT
+** included in the packaging of this file. Please review the following
+** information to ensure the GNU General Public License requirements will
+** be met: https://www.gnu.org/licenses/gpl-3.0.html.
+**
+****************************************************************************/
+
+#include "activationsequenceprocessortest.h"
+
+#include "../clangactivationsequenceprocessor.h"
+
+#include <cplusplus/Token.h>
+
+#include <QtTest>
+
+using namespace CPlusPlus;
+
+namespace ClangCodeModel::Internal::Tests {
+
+static bool resultIs(const ActivationSequenceProcessor &processor, Kind expectedKind,
+                     int expectedOffset, int expectedNewPos)
+{
+    return processor.completionKind() == expectedKind
+            && processor.offset() == expectedOffset
+            && processor.operatorStartPosition() == expectedNewPos;
+}
+
+void ActivationSequenceProcessorTest::testCouldNotProcesseRandomCharacters()
+{
+    ActivationSequenceProcessor processor(QStringLiteral("xxx"), 3, false);
+    QVERIFY(resultIs(processor, T_EOF_SYMBOL, 0, 3));
+}
+
+void ActivationSequenceProcessorTest::testCouldNotProcesseEmptyString()
+{
+    ActivationSequenceProcessor processor(QStringLiteral(""), 0, true);
+    QVERIFY(resultIs(processor, T_EOF_SYMBOL, 0, 0));
+}
+
+void ActivationSequenceProcessorTest::testDot()
+{
+    ActivationSequenceProcessor processor(QStringLiteral("."), 1, true);
+    QVERIFY(resultIs(processor, T_DOT, 1, 0));
+}
+
+void ActivationSequenceProcessorTest::testComma()
+{
+    ActivationSequenceProcessor processor(QStringLiteral(","), 2, false);
+    QVERIFY(resultIs(processor, T_COMMA, 1, 1));
+}
+
+void ActivationSequenceProcessorTest::testLeftParenAsFunctionCall()
+{
+    ActivationSequenceProcessor processor(QStringLiteral("("), 3, true);
+    QVERIFY(resultIs(processor, T_LPAREN, 1, 2));
+}
+
+void ActivationSequenceProcessorTest::testLeftParenNotAsFunctionCall()
+{
+    ActivationSequenceProcessor processor(QStringLiteral("("), 3, false);
+    QVERIFY(resultIs(processor, T_EOF_SYMBOL, 0, 3));
+}
+
+void ActivationSequenceProcessorTest::testColonColon()
+{
+    ActivationSequenceProcessor processor(QStringLiteral("::"), 20, true);
+
+    QVERIFY(resultIs(processor, T_COLON_COLON, 2, 18));
+}
+
+void ActivationSequenceProcessorTest::testArrow()
+{
+    ActivationSequenceProcessor processor(QStringLiteral("->"), 2, true);
+
+    QVERIFY(resultIs(processor, T_ARROW, 2, 0));
+}
+
+void ActivationSequenceProcessorTest::testDotStar()
+{
+    ActivationSequenceProcessor processor(QStringLiteral(".*"), 3, true);
+
+    QVERIFY(resultIs(processor, T_DOT_STAR, 2, 1));
+}
+
+void ActivationSequenceProcessorTest::testArrowStar()
+{
+    ActivationSequenceProcessor processor(QStringLiteral("->*"), 3, true);
+
+    QVERIFY(resultIs(processor, T_ARROW_STAR, 3, 0));
+}
+
+void ActivationSequenceProcessorTest::testDoxyGenCommentBackSlash()
+{
+    ActivationSequenceProcessor processor(QStringLiteral(" \\"), 3, true);
+
+    QVERIFY(resultIs(processor, T_DOXY_COMMENT, 1, 2));
+}
+
+void ActivationSequenceProcessorTest::testDoxyGenCommentAt()
+{
+    ActivationSequenceProcessor processor(QStringLiteral(" @"), 2, true);
+
+    QVERIFY(resultIs(processor, T_DOXY_COMMENT, 1, 1));
+}
+
+void ActivationSequenceProcessorTest::testAngleStringLiteral()
+{
+    ActivationSequenceProcessor processor(QStringLiteral("<"), 1, true);
+
+    QVERIFY(resultIs(processor, T_ANGLE_STRING_LITERAL, 1, 0));
+}
+
+void ActivationSequenceProcessorTest::testStringLiteral()
+{
+    ActivationSequenceProcessor processor(QStringLiteral("\""), 1, true);
+
+    QVERIFY(resultIs(processor, T_STRING_LITERAL, 1, 0));
+}
+
+void ActivationSequenceProcessorTest::testSlash()
+{
+    ActivationSequenceProcessor processor(QStringLiteral("/"), 1, true);
+
+    QVERIFY(resultIs(processor, T_SLASH, 1, 0));
+}
+
+void ActivationSequenceProcessorTest::testPound()
+{
+    ActivationSequenceProcessor processor(QStringLiteral("#"), 1, true);
+
+    QVERIFY(resultIs(processor, T_POUND, 1, 0));
+}
+
+void ActivationSequenceProcessorTest::testPositionIsOne()
+{
+    ActivationSequenceProcessor processor(QStringLiteral("<xx"), 1, false);
+
+    QVERIFY(resultIs(processor, T_ANGLE_STRING_LITERAL, 1, 0));
+}
+
+void ActivationSequenceProcessorTest::testPositionIsTwo()
+{
+    ActivationSequenceProcessor processor(QStringLiteral(" @x"), 2, true);
+
+    QVERIFY(resultIs(processor, T_DOXY_COMMENT, 1, 1));
+}
+
+void ActivationSequenceProcessorTest::testPositionIsTwoWithASingleSign()
+{
+    ActivationSequenceProcessor processor(QStringLiteral("x<x"), 2, false);
+
+    QVERIFY(resultIs(processor, T_ANGLE_STRING_LITERAL, 1, 1));
+}
+
+void ActivationSequenceProcessorTest::testPositionIsThree()
+{
+    ActivationSequenceProcessor processor(QStringLiteral("xx<"), 3, false);
+
+    QVERIFY(resultIs(processor, T_ANGLE_STRING_LITERAL, 1, 2));
+}
+
+} // namespace ClangCodeModel::Internal::Tests
diff --git a/src/plugins/clangcodemodel/test/activationsequenceprocessortest.h b/src/plugins/clangcodemodel/test/activationsequenceprocessortest.h
new file mode 100644
index 0000000000..3d356f57b1
--- /dev/null
+++ b/src/plugins/clangcodemodel/test/activationsequenceprocessortest.h
@@ -0,0 +1,59 @@
+/****************************************************************************
+**
+** Copyright (C) 2022 The Qt Company Ltd.
+** Contact: https://www.qt.io/licensing/
+**
+** This file is part of Qt Creator.
+**
+** 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 https://www.qt.io/terms-conditions. For further
+** information use the contact form at https://www.qt.io/contact-us.
+**
+** GNU General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU
+** General Public License version 3 as published by the Free Software
+** Foundation with exceptions as appearing in the file LICENSE.GPL3-EXCEPT
+** included in the packaging of this file. Please review the following
+** information to ensure the GNU General Public License requirements will
+** be met: https://www.gnu.org/licenses/gpl-3.0.html.
+**
+****************************************************************************/
+
+#pragma once
+
+#include <QObject>
+
+namespace ClangCodeModel::Internal::Tests {
+
+class ActivationSequenceProcessorTest : public QObject
+{
+    Q_OBJECT
+
+private slots:
+    void testCouldNotProcesseRandomCharacters();
+    void testCouldNotProcesseEmptyString();
+    void testDot();
+    void testComma();
+    void testLeftParenAsFunctionCall();
+    void testLeftParenNotAsFunctionCall();
+    void testColonColon();
+    void testArrow();
+    void testDotStar();
+    void testArrowStar();
+    void testDoxyGenCommentBackSlash();
+    void testDoxyGenCommentAt();
+    void testAngleStringLiteral();
+    void testStringLiteral();
+    void testSlash();
+    void testPound();
+    void testPositionIsOne();
+    void testPositionIsTwo();
+    void testPositionIsTwoWithASingleSign();
+    void testPositionIsThree();
+};
+
+} // namespace ClangCodeModel::Internal::Tests