QtTestLib: Use Q_NULLPTR instead of 0 in all public headers

This is in preparation of adding -Wzero-as-null-pointer-constant (or similar)
to the headers check.

Since QtTestLib has a lot of templates and macros, not all uses of 0 as nullptr
might have been detected by the headersclean check.

Task-number: QTBUG-45291
Change-Id: I21e9d8822e3a708010938e8d5ef2fd42ae6c8c68
Reviewed-by: Simon Hausmann <simon.hausmann@theqtcompany.com>

1 files changed, 6 insertions, 6 deletions

diff --git a/src/testlib/qtestcase.h b/src/testlib/qtestcase.h
index 9f1a65b7d3..7d623a7cec 100644
--- a/src/testlib/qtestcase.h
+++ b/src/testlib/qtestcase.h
@@ -235,7 +235,7 @@ namespace QTest
     template <typename T> // Fallback
     inline typename QtPrivate::QEnableIf<!QtPrivate::IsQEnumHelper<T>::Value, char*>::Type toString(const T &)
     {
-        return 0;
+        return Q_NULLPTR;
     }
 
     } // namespace Internal
@@ -252,10 +252,10 @@ namespace QTest
     Q_TESTLIB_EXPORT char *toString(const char *);
     Q_TESTLIB_EXPORT char *toString(const void *);
 
-    Q_TESTLIB_EXPORT int qExec(QObject *testObject, int argc = 0, char **argv = 0);
+    Q_TESTLIB_EXPORT int qExec(QObject *testObject, int argc = 0, char **argv = Q_NULLPTR);
     Q_TESTLIB_EXPORT int qExec(QObject *testObject, const QStringList &arguments);
 
-    Q_TESTLIB_EXPORT void setMainSourcePath(const char *file, const char *builddir = 0);
+    Q_TESTLIB_EXPORT void setMainSourcePath(const char *file, const char *builddir = Q_NULLPTR);
 
     Q_TESTLIB_EXPORT bool qVerify(bool statement, const char *statementStr, const char *description,
                                  const char *file, int line);
@@ -263,15 +263,15 @@ namespace QTest
     Q_TESTLIB_EXPORT void qSkip(const char *message, const char *file, int line);
     Q_TESTLIB_EXPORT bool qExpectFail(const char *dataIndex, const char *comment, TestFailMode mode,
                            const char *file, int line);
-    Q_TESTLIB_EXPORT void qWarn(const char *message, const char *file = 0, int line = 0);
+    Q_TESTLIB_EXPORT void qWarn(const char *message, const char *file = Q_NULLPTR, int line = 0);
     Q_TESTLIB_EXPORT void ignoreMessage(QtMsgType type, const char *message);
 #ifndef QT_NO_REGULAREXPRESSION
     Q_TESTLIB_EXPORT void ignoreMessage(QtMsgType type, const QRegularExpression &messagePattern);
 #endif
 
     Q_TESTLIB_EXPORT QSharedPointer<QTemporaryDir> qExtractTestData(const QString &dirName);
-    Q_TESTLIB_EXPORT QString qFindTestData(const char* basepath, const char* file = 0, int line = 0, const char* builddir = 0);
-    Q_TESTLIB_EXPORT QString qFindTestData(const QString& basepath, const char* file = 0, int line = 0, const char* builddir = 0);
+    Q_TESTLIB_EXPORT QString qFindTestData(const char* basepath, const char* file = Q_NULLPTR, int line = 0, const char* builddir = Q_NULLPTR);
+    Q_TESTLIB_EXPORT QString qFindTestData(const QString& basepath, const char* file = Q_NULLPTR, int line = 0, const char* builddir = Q_NULLPTR);
 
     Q_TESTLIB_EXPORT void *qData(const char *tagName, int typeId);
     Q_TESTLIB_EXPORT void *qGlobalData(const char *tagName, int typeId);