QTestLib: Speed up QCOMPARE for QString

Add overloads for qCompare() for QStringView making use of the fast
formatting helper introduced by 94aa350621e8a5c4ad3b438c10fc1c0a9ed3bc8a
for int.

Speeds up the bug report example by a factor of 3..4.

Task-number: QTBUG-38890
Change-Id: Icc706618b2f1d23b37d354a04d4e1d1cc4b5aee3
Reviewed-by: Edward Welbourne <edward.welbourne@qt.io>

1 files changed, 26 insertions, 0 deletions

diff --git a/src/testlib/qtestresult.cpp b/src/testlib/qtestresult.cpp
index eeae7ef0f4..88028aac6e 100644
--- a/src/testlib/qtestresult.cpp
+++ b/src/testlib/qtestresult.cpp
@@ -39,8 +39,10 @@
 
 #include <QtTest/private/qtestresult_p.h>
 #include <QtCore/qglobal.h>
+#include <QtCore/qstringview.h>
 
 #include <QtTest/private/qtestlog_p.h>
+#include <QtTest/qtest.h> // toString() specializations for QStringView
 #include <QtTest/qtestdata.h>
 #include <QtTest/qtestcase.h>
 #include <QtTest/qtestassert.h>
@@ -389,6 +391,30 @@ bool QTestResult::compare(bool success, const char *failureMsg,
     return compareHelper(success, failureMsg, val1, val2, actual, expected, file, line);
 }
 
+bool QTestResult::compare(bool success, const char *failureMsg,
+                          QStringView val1, QStringView val2,
+                          const char *actual, const char *expected,
+                          const char *file, int line)
+{
+    return compareHelper(success, failureMsg, val1, val2, actual, expected, file, line);
+}
+
+bool QTestResult::compare(bool success, const char *failureMsg,
+                          QStringView val1, const QLatin1String &val2,
+                          const char *actual, const char *expected,
+                          const char *file, int line)
+{
+    return compareHelper(success, failureMsg, val1, val2, actual, expected, file, line);
+}
+
+bool QTestResult::compare(bool success, const char *failureMsg,
+                          const QLatin1String & val1, QStringView val2,
+                          const char *actual, const char *expected,
+                          const char *file, int line)
+{
+    return compareHelper(success, failureMsg, val1, val2, actual, expected, file, line);
+}
+
 void QTestResult::addFailure(const char *message, const char *file, int line)
 {
     clearExpectFail();