From 5650ef40b3628956550d16f83e63cd9ce882b032 Mon Sep 17 00:00:00 2001
From: Tobias Koenig <tobias.koenig@kdab.com>
Date: Sat, 6 Aug 2016 20:38:59 +0200
Subject: Add passwordChanged() signal to QPdfDocument

The passwordChanged() signal is emitted whenever the password
on the document is changed.

Change-Id: I8c35274dba7160b81555eac5bbda37d47cb8c9b7
Reviewed-by: Simon Hausmann <simon.hausmann@qt.io>
---
 tests/auto/qpdfdocument/tst_qpdfdocument.cpp | 27 +++++++++++++++++++++++++++
 1 file changed, 27 insertions(+)

(limited to 'tests/auto/qpdfdocument/tst_qpdfdocument.cpp')

diff --git a/tests/auto/qpdfdocument/tst_qpdfdocument.cpp b/tests/auto/qpdfdocument/tst_qpdfdocument.cpp
index ef00bdb..41b34ff 100644
--- a/tests/auto/qpdfdocument/tst_qpdfdocument.cpp
+++ b/tests/auto/qpdfdocument/tst_qpdfdocument.cpp
@@ -22,6 +22,7 @@ private slots:
     void close();
     void loadAfterClose();
     void closeOnDestroy();
+    void passwordClearedOnClose();
 };
 
 struct TemporaryPdf: public QTemporaryFile
@@ -101,11 +102,16 @@ void tst_QPdfDocument::loadAsync()
 void tst_QPdfDocument::password()
 {
     QPdfDocument doc;
+    QSignalSpy passwordChangedSpy(&doc, SIGNAL(passwordChanged()));
+
     QCOMPARE(doc.pageCount(), 0);
     QCOMPARE(doc.load(QFINDTESTDATA("pdf-sample.protected.pdf")), QPdfDocument::IncorrectPasswordError);
+    QCOMPARE(passwordChangedSpy.count(), 0);
     doc.setPassword(QStringLiteral("WrongPassword"));
+    QCOMPARE(passwordChangedSpy.count(), 1);
     QCOMPARE(doc.load(QFINDTESTDATA("pdf-sample.protected.pdf")), QPdfDocument::IncorrectPasswordError);
     doc.setPassword(QStringLiteral("Qt"));
+    QCOMPARE(passwordChangedSpy.count(), 2);
     QCOMPARE(doc.load(QFINDTESTDATA("pdf-sample.protected.pdf")), QPdfDocument::NoError);
     QCOMPARE(doc.pageCount(), 1);
 }
@@ -175,6 +181,27 @@ void tst_QPdfDocument::closeOnDestroy()
     }
 }
 
+void tst_QPdfDocument::passwordClearedOnClose()
+{
+    TemporaryPdf tempPdf;
+    QPdfDocument doc;
+
+    QSignalSpy passwordChangedSpy(&doc, SIGNAL(passwordChanged()));
+
+    doc.setPassword(QStringLiteral("Qt"));
+    QCOMPARE(passwordChangedSpy.count(), 1);
+    QCOMPARE(doc.load(QFINDTESTDATA("pdf-sample.protected.pdf")), QPdfDocument::NoError);
+    passwordChangedSpy.clear();
+
+    doc.close(); // password is cleared on close
+    QCOMPARE(passwordChangedSpy.count(), 1);
+    passwordChangedSpy.clear();
+
+    doc.load(&tempPdf);
+    doc.close(); // signal is not emitted if password didn't change
+    QCOMPARE(passwordChangedSpy.count(), 0);
+}
+
 QTEST_MAIN(tst_QPdfDocument)
 
 #include "tst_qpdfdocument.moc"
-- 
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