svx: add XOutBitmap testcase

This fails with commit 7d76bb25 (vcl:
add graphic export-as-pdf filter, 2016-06-24) reverted.

Change-Id: Idea5c282d610d949958d757677ee642d97ca1c8e
Reviewed-on: https://gerrit.libreoffice.org/26747Reviewed-by: Miklos Vajna <vmiklos@collabora.co.uk>
Tested-by: Jenkins <ci@libreoffice.org>

svx/CppunitTest_svx_unit.mk

@@ -19,11 +19,22 @@ $(eval $(call gb_CppunitTest_set_include,svx_unit,\
 
 $(eval $(call gb_CppunitTest_add_exception_objects,svx_unit, \
 	svx/qa/unit/svdraw/test_SdrTextObject \
+	svx/qa/unit/xoutdev \
 ))
 
 $(eval $(call gb_CppunitTest_use_libraries,svx_unit, \
 	sal \
 	svxcore \
+	tl \
+	unotest \
+	vcl \
+	utl \
 ))
 
+$(eval $(call gb_CppunitTest_use_sdk_api,svx_unit))
+$(eval $(call gb_CppunitTest_use_ure,svx_unit))
+$(eval $(call gb_CppunitTest_use_vcl,svx_unit))
+$(eval $(call gb_CppunitTest_use_rdb,svx_unit,services))
+$(eval $(call gb_CppunitTest_use_configuration,svx_unit))
+
 # vim: set noet sw=4 ts=4:

svx/qa/unit/xoutdev.cxx

+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ */
+
+#include <cppunit/TestAssert.h>
+#include <cppunit/TestFixture.h>
+#include <cppunit/extensions/HelperMacros.h>
+#include <cppunit/plugin/TestPlugIn.h>
+
+#include <sal/types.h>
+#include <tools/stream.hxx>
+#include <unotest/directories.hxx>
+#include <unotools/tempfile.hxx>
+#include <vcl/graph.hxx>
+#include <vcl/graphicfilter.hxx>
+#include <svx/xoutbmp.hxx>
+
+class XOutdevTest : public CppUnit::TestFixture
+{
+public:
+    void testPdfGraphicExport();
+
+    CPPUNIT_TEST_SUITE(XOutdevTest);
+    CPPUNIT_TEST(testPdfGraphicExport);
+    CPPUNIT_TEST_SUITE_END();
+};
+
+void XOutdevTest::testPdfGraphicExport()
+{
+    // Import the graphic.
+    Graphic aGraphic;
+    test::Directories aDirectories;
+    OUString aURL = aDirectories.getURLFromSrc("svx/qa/unit/data/graphic.pdf");
+    SvFileStream aStream(aURL, StreamMode::READ);
+    CPPUNIT_ASSERT_EQUAL(static_cast<sal_uInt16>(GRFILTER_OK), GraphicFilter::GetGraphicFilter().ImportGraphic(aGraphic, aURL, aStream));
+
+    // Export it.
+    utl::TempFile aTempFile;
+    aTempFile.EnableKillingFile(true);
+    XOutFlags eFlags = XOutFlags::DontExpandFilename | XOutFlags::DontAddExtension | XOutFlags::UseNativeIfPossible;
+    OUString aTempURL = aTempFile.GetURL();
+    XOutBitmap::WriteGraphic(aGraphic, aTempURL, "pdf", eFlags);
+
+    // Assert that the output looks like a PDF.
+    SvStream* pStream = aTempFile.GetStream(StreamMode::READ);
+    pStream->Seek(STREAM_SEEK_TO_END);
+    CPPUNIT_ASSERT(pStream->Tell() > 5);
+    pStream->Seek(STREAM_SEEK_TO_BEGIN);
+    sal_uInt8 sFirstBytes[5];
+    pStream->ReadBytes(sFirstBytes, 5);
+    CPPUNIT_ASSERT_EQUAL(static_cast<sal_uInt8>('%'), sFirstBytes[0]);
+    CPPUNIT_ASSERT_EQUAL(static_cast<sal_uInt8>('P'), sFirstBytes[1]);
+    CPPUNIT_ASSERT_EQUAL(static_cast<sal_uInt8>('D'), sFirstBytes[2]);
+    CPPUNIT_ASSERT_EQUAL(static_cast<sal_uInt8>('F'), sFirstBytes[3]);
+    CPPUNIT_ASSERT_EQUAL(static_cast<sal_uInt8>('-'), sFirstBytes[4]);
+}
+
+CPPUNIT_TEST_SUITE_REGISTRATION(XOutdevTest);
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */