From f368294251b6bd63fc0911e68c688eecfdab9d22 Mon Sep 17 00:00:00 2001
From: Nikolai Kosjar <nikolai.kosjar@theqtcompany.com>
Date: Tue, 7 Apr 2015 16:12:57 +0200
Subject: CppTools: Fix global completion after '&'

Regression introduced by

        commit 9fb5b0be15a1d877132942ca5da1829510f23361
        CppTools: Add basic completion support for qt5 style signals/slots

Change-Id: I0a8e5ef31c1394512a51a26ed08b0f445add5acd
Reviewed-by: Erik Verbruggen <erik.verbruggen@theqtcompany.com>
Reviewed-by: Eike Ziller <eike.ziller@theqtcompany.com>
---
 src/plugins/cpptools/cppcompletion_test.cpp | 43 +++++++++++++++++++++++------
 1 file changed, 35 insertions(+), 8 deletions(-)

(limited to 'src/plugins/cpptools/cppcompletion_test.cpp')

diff --git a/src/plugins/cpptools/cppcompletion_test.cpp b/src/plugins/cpptools/cppcompletion_test.cpp
index e6cc006825..f15950bc71 100644
--- a/src/plugins/cpptools/cppcompletion_test.cpp
+++ b/src/plugins/cpptools/cppcompletion_test.cpp
@@ -162,6 +162,16 @@ private:
     IEditor *m_editor;
 };
 
+bool isProbablyGlobalCompletion(const QStringList &list)
+{
+    const int numberOfPrimitivesAndBasicKeywords = (T_LAST_PRIMITIVE - T_FIRST_PRIMITIVE)
+            + (T_FIRST_OBJC_AT_KEYWORD - T_FIRST_KEYWORD);
+
+    return list.size() >= numberOfPrimitivesAndBasicKeywords
+        && list.contains(QLatin1String("if"))
+        && list.contains(QLatin1String("bool"));
+}
+
 } // anonymous namespace
 
 void CppToolsPlugin::test_completion_basic_1()
@@ -327,6 +337,31 @@ void CppToolsPlugin::test_completion()
     QCOMPARE(actualCompletions, expectedCompletions);
 }
 
+void CppToolsPlugin::test_global_completion_data()
+{
+    QTest::addColumn<QByteArray>("code");
+    QTest::addColumn<QByteArray>("prefix");
+
+    // Check that special completion after '&' for Qt5 signal/slots does not
+    // interfere global completion after '&'
+    QTest::newRow("global completion after & in return expression")
+         << _("void f() { foo(myObject, @); }\n")
+         << _("&");
+    QTest::newRow("global completion after & in function argument")
+         << _("int f() { return @; }\n")
+         << _("&");
+}
+
+void CppToolsPlugin::test_global_completion()
+{
+    QFETCH(QByteArray, code);
+    QFETCH(QByteArray, prefix);
+
+    CompletionTestCase test(code, prefix);
+    QVERIFY(test.succeededSoFar());
+    QVERIFY(isProbablyGlobalCompletion(test.getCompletions()));
+}
+
 static void enumTestCase(const QByteArray &tag, const QByteArray &source,
                          const QByteArray &prefix = QByteArray())
 {
@@ -2337,14 +2372,6 @@ void CppToolsPlugin::test_completion_data()
            << QLatin1String("hiddenFunction")
            << QLatin1String("hiddenSignal"));
 
-    QTest::newRow("Qt5 signals: no class name completion if not after 'connect(' 1")
-         << commonSignalSlotCompletionTestCode
-         << _("foo(myObject, &") << (QStringList());
-
-    QTest::newRow("Qt5 signals/slots: no class name completion if not after 'connect(' 2")
-         << commonSignalSlotCompletionTestCode
-         << _("&") << (QStringList());
-
     QTest::newRow("Qt5 signals: fallback to scope completion")
          << commonSignalSlotCompletionTestCode
          << _("connect(myObject, &N::") << (QStringList()
-- 
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