BenchLib: update the result format and self-test.

Since BenchLib now uses floating point for its calculations, we should
format both the value per-iteration and the total the same
way. Otherwise, it would output something like "2e+08" for the total.

Reviewed-by: Morten Sørvig

1 files changed, 2 insertions, 1 deletions

diff --git a/src/testlib/qplaintestlogger.cpp b/src/testlib/qplaintestlogger.cpp
index e244690de7..46431a8586 100644
--- a/src/testlib/qplaintestlogger.cpp
+++ b/src/testlib/qplaintestlogger.cpp
@@ -362,9 +362,10 @@ namespace QTest {
 
         char buf3[1024];
         Q_ASSERT(result.iterations > 0);
+        formatResult(resultBuffer, 100, result.value, countSignificantDigits(result.value));
         QTest::qt_snprintf(
             buf3, sizeof(buf3), " (total: %s, iterations: %d)",
-            QByteArray::number(result.value).constData(), // no 64-bit qt_snprintf support
+            resultBuffer,
             result.iterations);
 
         char buf[1024];