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authordsinclair <dsinclair@chromium.org>2016-11-08 06:55:40 -0800
committerCommit bot <commit-bot@chromium.org>2016-11-08 06:55:40 -0800
commitc59fa8895fa6fa8428b9b278eee6f05478ab8f56 (patch)
tree3216ee06e894144d578c07e5c655b7637bb6c59c /core/fpdfdoc/cpdf_dest_unittest.cpp
parent3c669a7fb05dfb602992a5d2333081daef6f002f (diff)
downloadpdfium-c59fa8895fa6fa8428b9b278eee6f05478ab8f56.tar.xz
Add FPDFDest_GetLocationInPage API
Add an API to get the value of the /XYZ destination parameter. This CL was originally from https://codereview.chromium.org/1960193003/ by halcanary@. Review-Url: https://codereview.chromium.org/2481743004
Diffstat (limited to 'core/fpdfdoc/cpdf_dest_unittest.cpp')
-rw-r--r--core/fpdfdoc/cpdf_dest_unittest.cpp60
1 files changed, 60 insertions, 0 deletions
diff --git a/core/fpdfdoc/cpdf_dest_unittest.cpp b/core/fpdfdoc/cpdf_dest_unittest.cpp
new file mode 100644
index 0000000000..d427ab66a0
--- /dev/null
+++ b/core/fpdfdoc/cpdf_dest_unittest.cpp
@@ -0,0 +1,60 @@
+// Copyright 2016 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#include "core/fpdfapi/parser/cpdf_array.h"
+#include "core/fpdfapi/parser/cpdf_null.h"
+#include "core/fpdfapi/parser/cpdf_number.h"
+#include "core/fpdfdoc/cpdf_dest.h"
+#include "testing/gtest/include/gtest/gtest.h"
+#include "testing/test_support.h"
+#include "third_party/base/ptr_util.h"
+
+TEST(cpdf_dest, GetXYZ) {
+ bool hasX;
+ bool hasY;
+ bool hasZoom;
+ float x;
+ float y;
+ float zoom;
+
+ auto dest = pdfium::MakeUnique<CPDF_Dest>();
+ EXPECT_FALSE(dest->GetXYZ(&hasX, &hasY, &hasZoom, &x, &y, &zoom));
+
+ auto array = pdfium::MakeUnique<CPDF_Array>();
+ array->AddInteger(0); // Page Index.
+ array->AddName("XYZ");
+ array->AddNumber(4); // X
+
+ // Not enough entries.
+ dest = pdfium::MakeUnique<CPDF_Dest>(array.get());
+ EXPECT_FALSE(dest->GetXYZ(&hasX, &hasY, &hasZoom, &x, &y, &zoom));
+
+ array->AddNumber(5); // Y
+ array->AddNumber(6); // Zoom.
+
+ dest = pdfium::MakeUnique<CPDF_Dest>(array.get());
+ EXPECT_TRUE(dest->GetXYZ(&hasX, &hasY, &hasZoom, &x, &y, &zoom));
+ EXPECT_TRUE(hasX);
+ EXPECT_TRUE(hasY);
+ EXPECT_TRUE(hasZoom);
+ EXPECT_EQ(4, x);
+ EXPECT_EQ(5, y);
+ EXPECT_EQ(6, zoom);
+
+ // Set zoom to 0.
+ array->SetAt(4, new CPDF_Number(0));
+ dest = pdfium::MakeUnique<CPDF_Dest>(array.get());
+ EXPECT_TRUE(dest->GetXYZ(&hasX, &hasY, &hasZoom, &x, &y, &zoom));
+ EXPECT_FALSE(hasZoom);
+
+ // Set values to null.
+ array->SetAt(2, new CPDF_Null);
+ array->SetAt(3, new CPDF_Null);
+ array->SetAt(4, new CPDF_Null);
+ dest = pdfium::MakeUnique<CPDF_Dest>(array.get());
+ EXPECT_TRUE(dest->GetXYZ(&hasX, &hasY, &hasZoom, &x, &y, &zoom));
+ EXPECT_FALSE(hasX);
+ EXPECT_FALSE(hasY);
+ EXPECT_FALSE(hasZoom);
+}