From b8fd4e1a48cab568da9fb2bd88eb2d3fabb964b6 Mon Sep 17 00:00:00 2001
From: Friedemann Kleint <Friedemann.Kleint@qt.io>
Date: Tue, 13 Jun 2017 09:09:25 +0200
Subject: [PATCH] Add debug operator for QStorageInfo

Change-Id: Ia788a882a11443237ac362631d55b4dcd6d6b44f
Reviewed-by: Thiago Macieira <thiago.macieira@intel.com>
---
 src/corelib/io/qstorageinfo.cpp | 35 +++++++++++++++++++++++++++++++++
 src/corelib/io/qstorageinfo.h   |  7 +++++++
 2 files changed, 42 insertions(+)

diff --git a/src/corelib/io/qstorageinfo.cpp b/src/corelib/io/qstorageinfo.cpp
index 27f0552a31..e2c1f0232f 100644
--- a/src/corelib/io/qstorageinfo.cpp
+++ b/src/corelib/io/qstorageinfo.cpp
@@ -40,6 +40,8 @@
 #include "qstorageinfo.h"
 #include "qstorageinfo_p.h"
 
+#include "qdebug.h"
+
 QT_BEGIN_NAMESPACE
 
 /*!
@@ -431,4 +433,37 @@ QStorageInfo QStorageInfo::root()
     volume than the \a second; otherwise returns false.
 */
 
+#ifndef QT_NO_DEBUG_STREAM
+QDebug operator<<(QDebug debug, const QStorageInfo &s)
+{
+    QDebugStateSaver saver(debug);
+    debug.nospace();
+    debug.noquote();
+    debug << "QStorageInfo(";
+    if (s.isValid()) {
+        const QStorageInfoPrivate *d = s.d.constData();
+        debug << '"' << d->rootPath << '"';
+        if (!d->fileSystemType.isEmpty())
+            debug << ", type=" << d->fileSystemType;
+        if (!d->name.isEmpty())
+            debug << ", name=\"" << d->name << '"';
+        if (!d->device.isEmpty())
+            debug << ", device=\"" << d->device << '"';
+        if (!d->subvolume.isEmpty())
+            debug << ", subvolume=\"" << d->subvolume << '"';
+        if (d->readOnly)
+            debug << " [read only]";
+        debug << (d->ready ? " [ready]" : " [not ready]");
+        if (d->bytesTotal > 0) {
+            debug << ", bytesTotal=" << d->bytesTotal << ", bytesFree=" << d->bytesFree
+                << ", bytesAvailable=" << d->bytesAvailable;
+        }
+    } else {
+        debug << "invalid";
+    }
+    debug<< ')';
+    return debug;
+}
+#endif // !QT_NO_DEBUG_STREAM
+
 QT_END_NAMESPACE
diff --git a/src/corelib/io/qstorageinfo.h b/src/corelib/io/qstorageinfo.h
index e2d9747ceb..4ab7a353ef 100644
--- a/src/corelib/io/qstorageinfo.h
+++ b/src/corelib/io/qstorageinfo.h
@@ -49,6 +49,8 @@
 
 QT_BEGIN_NAMESPACE
 
+class QDebug;
+
 class QStorageInfoPrivate;
 class Q_CORE_EXPORT QStorageInfo
 {
@@ -94,6 +96,7 @@ public:
 private:
     friend class QStorageInfoPrivate;
     friend bool operator==(const QStorageInfo &first, const QStorageInfo &second);
+    friend Q_CORE_EXPORT QDebug operator<<(QDebug, const QStorageInfo &);
     QExplicitlySharedDataPointer<QStorageInfoPrivate> d;
 };
 
@@ -114,6 +117,10 @@ inline bool QStorageInfo::isRoot() const
 
 Q_DECLARE_SHARED(QStorageInfo)
 
+#ifndef QT_NO_DEBUG_STREAM
+Q_CORE_EXPORT QDebug operator<<(QDebug debug, const QStorageInfo &);
+#endif
+
 QT_END_NAMESPACE
 
 Q_DECLARE_METATYPE(QStorageInfo)