1 files changed, 77 insertions, 0 deletions
diff --git a/test/endian_test.cc b/test/endian_test.cc
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+++ b/test/endian_test.cc
@@ -0,0 +1,77 @@
+/*
+ * Copyright 2011 Google Inc. All Rights Reserved.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include "gtest/gtest.h"
+#include "sfntly/tag.h"
+#include "sfntly/data/growable_memory_byte_array.h"
+#include "sfntly/data/writable_font_data.h"
+#include "sfntly/math/fixed1616.h"
+#include "sfntly/port/memory_output_stream.h"
+#include "sfntly/data/font_output_stream.h"
+
+namespace sfntly {
+
+bool TestEndian() {
+  byte_t test_data[] = {
+      0x68, 0x65, 0x61, 0x64,  // 0: head
+      0xca, 0xca, 0xca, 0xca,  // 4: ubyte, byte, char
+      0x00, 0x18, 0x80, 0x18,  // 8: ushort, short
+      0x00, 0x00, 0x18, 0x00,  // 12: uint24
+      0x00, 0x00, 0x00, 0x18,  // 16: ulong
+      0xff, 0xff, 0xff, 0x00,  // 20: long
+      0x00, 0x01, 0x00, 0x00   // 24: fixed
+  };
+
+  ByteArrayPtr ba1 = new GrowableMemoryByteArray();
+  for (size_t i = 0; i < sizeof(test_data); ++i) {
+    ba1->Put(i, test_data[i]);
+  }
+  ReadableFontDataPtr rfd = new ReadableFontData(ba1);
+  EXPECT_EQ(rfd->ReadULongAsInt(0), Tag::head);
+  EXPECT_EQ(rfd->ReadUByte(4), 202);
+  EXPECT_EQ(rfd->ReadByte(5), -54);
+  EXPECT_EQ(rfd->ReadChar(6), 202);
+  EXPECT_EQ(rfd->ReadUShort(8), 24);
+  EXPECT_EQ(rfd->ReadShort(10), -32744);
+  EXPECT_EQ(rfd->ReadUInt24(12), 24);
+  EXPECT_EQ(rfd->ReadULong(16), 24);
+  EXPECT_EQ(rfd->ReadLong(20), -256);
+  EXPECT_EQ(rfd->ReadFixed(24), Fixed1616::Fixed(1, 0));
+
+  MemoryOutputStream os;
+  FontOutputStream fos(&os);
+  fos.WriteULong(Tag::head);
+  fos.Write(202);
+  fos.Write(202);
+  fos.Write(202);
+  fos.Write(202);
+  fos.WriteUShort(24);
+  fos.WriteShort(-32744);
+  fos.WriteUInt24(24);
+  fos.WriteChar(0);
+  fos.WriteULong(24);
+  fos.WriteLong(-256);
+  fos.WriteFixed(Fixed1616::Fixed(1, 0));
+  EXPECT_EQ(memcmp(os.Get(), test_data, sizeof(test_data)), 0);
+
+  return true;
+}
+
+}  // namespace sfntly
+
+TEST(Endian, All) {
+  ASSERT_TRUE(sfntly::TestEndian());
+}