Fix QTextStream and QDebug operator<< for QLatin1String

QLatin1String now has a constructor that takes explicit length, which
makes it possible to create a QLatin1String that isn't null-terminated.
Made the QTextStream and QDebug << operators work in that case.

Change-Id: I94d051ce2ebfb2d2a403b96d25e040c80a54bf7c
Reviewed-by: Lars Knoll <lars.knoll@nokia.com>

1 files changed, 15 insertions, 0 deletions

diff --git a/tests/auto/corelib/io/qtextstream/tst_qtextstream.cpp b/tests/auto/corelib/io/qtextstream/tst_qtextstream.cpp
index 7d5db69ffd..01aecc2a21 100644
--- a/tests/auto/corelib/io/qtextstream/tst_qtextstream.cpp
+++ b/tests/auto/corelib/io/qtextstream/tst_qtextstream.cpp
@@ -170,6 +170,7 @@ private slots:
     // text write operators
     void string_write_operator_ToDevice_data();
     void string_write_operator_ToDevice();
+    void latin1String_write_operator_ToDevice();
 
     // other
     void skipWhiteSpace_data();
@@ -2384,6 +2385,20 @@ void tst_QTextStream::string_write_operator_ToDevice()
     }
 }
 
+void tst_QTextStream::latin1String_write_operator_ToDevice()
+{
+    QBuffer buf;
+    buf.open(QBuffer::WriteOnly);
+    QTextStream stream(&buf);
+    stream.setCodec(QTextCodec::codecForName("ISO-8859-1"));
+    stream.setAutoDetectUnicode(true);
+
+    stream << QLatin1String("No explicit length");
+    stream << QLatin1String("Explicit length - ignore this part", 15);
+    stream.flush();
+    QCOMPARE(buf.buffer().constData(), "No explicit lengthExplicit length");
+}
+
 // ------------------------------------------------------------------------------
 void tst_QTextStream::useCase1()
 {