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Diffstat (limited to 'xfa/fxfa/cxfa_ffapp_unitest.cpp')
-rw-r--r--xfa/fxfa/cxfa_ffapp_unitest.cpp87
1 files changed, 87 insertions, 0 deletions
diff --git a/xfa/fxfa/cxfa_ffapp_unitest.cpp b/xfa/fxfa/cxfa_ffapp_unitest.cpp
new file mode 100644
index 0000000000..e8accdfeb2
--- /dev/null
+++ b/xfa/fxfa/cxfa_ffapp_unitest.cpp
@@ -0,0 +1,87 @@
+// 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 "xfa/fxfa/cxfa_ffapp.h"
+
+#include <memory>
+#include <vector>
+
+#include "core/fpdfapi/parser/cpdf_dictionary.h"
+#include "core/fpdfapi/parser/cpdf_stream.h"
+#include "core/fxcrt/fx_memory.h"
+#include "testing/gtest/include/gtest/gtest.h"
+#include "third_party/base/ptr_util.h"
+
+TEST(CXFAFileRead, NoStreams) {
+ std::vector<CPDF_Stream*> streams;
+ CFX_RetainPtr<IFX_SeekableReadStream> fileread =
+ MakeSeekableReadStream(streams);
+
+ uint8_t output_buffer[16];
+ memset(output_buffer, 0xbd, sizeof(output_buffer));
+ EXPECT_FALSE(fileread->ReadBlock(output_buffer, 0, 0));
+ EXPECT_EQ(0xbd, output_buffer[0]);
+}
+
+TEST(CXFAFileRead, EmptyStreams) {
+ std::vector<CPDF_Stream*> streams;
+ auto stream1 = pdfium::MakeUnique<CPDF_Stream>();
+ streams.push_back(stream1.get());
+ CFX_RetainPtr<IFX_SeekableReadStream> fileread =
+ MakeSeekableReadStream(streams);
+
+ uint8_t output_buffer[16];
+ memset(output_buffer, 0xbd, sizeof(output_buffer));
+ EXPECT_FALSE(fileread->ReadBlock(output_buffer, 0, 0));
+ EXPECT_EQ(0xbd, output_buffer[0]);
+}
+
+TEST(CXFAFileRead, NormalStreams) {
+ std::vector<CPDF_Stream*> streams;
+ auto stream1 = pdfium::MakeUnique<CPDF_Stream>();
+ auto stream2 = pdfium::MakeUnique<CPDF_Stream>();
+ auto stream3 = pdfium::MakeUnique<CPDF_Stream>();
+
+ // 16 chars total.
+ stream1->InitStream(reinterpret_cast<const uint8_t*>("one t"), 5,
+ pdfium::MakeUnique<CPDF_Dictionary>());
+ stream2->InitStream(reinterpret_cast<const uint8_t*>("wo "), 3,
+ pdfium::MakeUnique<CPDF_Dictionary>());
+ stream3->InitStream(reinterpret_cast<const uint8_t*>("three!!!"), 8,
+ pdfium::MakeUnique<CPDF_Dictionary>());
+
+ streams.push_back(stream1.get());
+ streams.push_back(stream2.get());
+ streams.push_back(stream3.get());
+ CFX_RetainPtr<IFX_SeekableReadStream> fileread =
+ MakeSeekableReadStream(streams);
+
+ uint8_t output_buffer[16];
+ memset(output_buffer, 0xbd, sizeof(output_buffer));
+ EXPECT_TRUE(fileread->ReadBlock(output_buffer, 0, 0));
+ EXPECT_EQ(0xbd, output_buffer[0]);
+
+ memset(output_buffer, 0xbd, sizeof(output_buffer));
+ EXPECT_TRUE(fileread->ReadBlock(output_buffer, 1, 0));
+ EXPECT_EQ(0xbd, output_buffer[0]);
+
+ memset(output_buffer, 0xbd, sizeof(output_buffer));
+ EXPECT_TRUE(fileread->ReadBlock(output_buffer, 0, 1));
+ EXPECT_EQ(0, memcmp(output_buffer, "o", 1));
+ EXPECT_EQ(0xbd, output_buffer[1]);
+
+ memset(output_buffer, 0xbd, sizeof(output_buffer));
+ EXPECT_TRUE(fileread->ReadBlock(output_buffer, 0, sizeof(output_buffer)));
+ EXPECT_EQ(0, memcmp(output_buffer, "one two three!!!", 16));
+
+ memset(output_buffer, 0xbd, sizeof(output_buffer));
+ EXPECT_TRUE(fileread->ReadBlock(output_buffer, 2, 10));
+ EXPECT_EQ(0, memcmp(output_buffer, "e two thre", 10));
+ EXPECT_EQ(0xbd, output_buffer[11]);
+
+ memset(output_buffer, 0xbd, sizeof(output_buffer));
+ EXPECT_FALSE(fileread->ReadBlock(output_buffer, 1, sizeof(output_buffer)));
+ EXPECT_EQ(0, memcmp(output_buffer, "ne two three!!!", 15));
+ EXPECT_EQ(0xbd, output_buffer[15]);
+}