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path: root/core/fxcodec/codec/fx_codec_rle_unittest.cpp
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Diffstat (limited to 'core/fxcodec/codec/fx_codec_rle_unittest.cpp')
-rw-r--r--core/fxcodec/codec/fx_codec_rle_unittest.cpp233
1 files changed, 116 insertions, 117 deletions
diff --git a/core/fxcodec/codec/fx_codec_rle_unittest.cpp b/core/fxcodec/codec/fx_codec_rle_unittest.cpp
index 3ee0aa6368..433d96d112 100644
--- a/core/fxcodec/codec/fx_codec_rle_unittest.cpp
+++ b/core/fxcodec/codec/fx_codec_rle_unittest.cpp
@@ -14,7 +14,7 @@
TEST(fxcodec, RLETestBadInputs) {
const uint8_t src_buf[] = {1};
- uint8_t* dest_buf = nullptr;
+ std::unique_ptr<uint8_t, FxFreeDeleter> dest_buf;
uint32_t dest_size = 0;
CCodec_BasicModule* pEncoders = CCodec_ModuleMgr().GetBasicModule();
@@ -28,145 +28,144 @@ TEST(fxcodec, RLETestBadInputs) {
// Check length 1 input works. Check terminating character is applied.
TEST(fxcodec, RLETestShortInput) {
- const uint8_t src_buf[] = {1};
- uint8_t* dest_buf = nullptr;
- uint32_t dest_size = 0;
-
CCodec_BasicModule* pEncoders = CCodec_ModuleMgr().GetBasicModule();
EXPECT_TRUE(pEncoders);
+ const uint8_t src_buf[] = {1};
+ std::unique_ptr<uint8_t, FxFreeDeleter> dest_buf;
+ uint32_t dest_size = 0;
+
EXPECT_TRUE(pEncoders->RunLengthEncode(src_buf, &dest_buf, &dest_size));
ASSERT_EQ(3u, dest_size);
- EXPECT_EQ(0, dest_buf[0]);
- EXPECT_EQ(1, dest_buf[1]);
- EXPECT_EQ(128, dest_buf[2]);
-
- FX_Free(dest_buf);
+ auto dest_buf_span = pdfium::make_span(dest_buf.get(), dest_size);
+ EXPECT_EQ(0, dest_buf_span[0]);
+ EXPECT_EQ(1, dest_buf_span[1]);
+ EXPECT_EQ(128, dest_buf_span[2]);
}
// Check a few basic cases (2 matching runs in a row, matching run followed
// by a non-matching run, and non-matching run followed by a matching run).
TEST(fxcodec, RLETestNormalInputs) {
- // Match, match
- const uint8_t src_buf_1[] = {2, 2, 2, 2, 4, 4, 4, 4, 4, 4};
-
- // Match, non-match
- const uint8_t src_buf_2[] = {2, 2, 2, 2, 1, 2, 3, 4, 5, 6};
-
- // Non-match, match
- const uint8_t src_buf_3[] = {1, 2, 3, 4, 5, 3, 3, 3, 3, 3};
-
- uint32_t dest_size = 0;
- uint8_t* dest_buf = nullptr;
-
CCodec_BasicModule* pEncoders = CCodec_ModuleMgr().GetBasicModule();
EXPECT_TRUE(pEncoders);
- // Case 1:
- EXPECT_TRUE(pEncoders->RunLengthEncode(src_buf_1, &dest_buf, &dest_size));
+ std::unique_ptr<uint8_t, FxFreeDeleter> dest_buf;
+ uint32_t dest_size = 0;
std::unique_ptr<uint8_t, FxFreeDeleter> decoded_buf;
uint32_t decoded_size = 0;
- RunLengthDecode({dest_buf, dest_size}, &decoded_buf, &decoded_size);
- ASSERT_EQ(sizeof(src_buf_1), decoded_size);
- for (uint32_t i = 0; i < decoded_size; i++)
- EXPECT_EQ(src_buf_1[i], decoded_buf.get()[i]) << " at " << i;
- FX_Free(dest_buf);
-
- // Case 2:
- dest_buf = nullptr;
- dest_size = 0;
- EXPECT_TRUE(pEncoders->RunLengthEncode(src_buf_2, &dest_buf, &dest_size));
- decoded_buf.reset();
- decoded_size = 0;
- RunLengthDecode({dest_buf, dest_size}, &decoded_buf, &decoded_size);
- ASSERT_EQ(sizeof(src_buf_2), decoded_size);
- for (uint32_t i = 0; i < decoded_size; i++)
- EXPECT_EQ(src_buf_2[i], decoded_buf.get()[i]) << " at " << i;
- FX_Free(dest_buf);
-
- // Case 3:
- dest_buf = nullptr;
- dest_size = 0;
- EXPECT_TRUE(pEncoders->RunLengthEncode(src_buf_3, &dest_buf, &dest_size));
- decoded_buf.reset();
- decoded_size = 0;
- RunLengthDecode({dest_buf, dest_size}, &decoded_buf, &decoded_size);
- ASSERT_EQ(sizeof(src_buf_3), decoded_size);
- for (uint32_t i = 0; i < decoded_size; i++)
- EXPECT_EQ(src_buf_3[i], decoded_buf.get()[i]) << " at " << i;
- FX_Free(dest_buf);
+
+ {
+ // Case 1: Match, match
+ const uint8_t src_buf_1[] = {2, 2, 2, 2, 4, 4, 4, 4, 4, 4};
+ EXPECT_TRUE(pEncoders->RunLengthEncode(src_buf_1, &dest_buf, &dest_size));
+ RunLengthDecode({dest_buf.get(), dest_size}, &decoded_buf, &decoded_size);
+ ASSERT_EQ(sizeof(src_buf_1), decoded_size);
+ auto decoded_buf_span = pdfium::make_span(decoded_buf.get(), decoded_size);
+ for (uint32_t i = 0; i < decoded_size; i++)
+ EXPECT_EQ(src_buf_1[i], decoded_buf_span[i]) << " at " << i;
+ }
+
+ {
+ // Case 2: Match, non-match
+ const uint8_t src_buf_2[] = {2, 2, 2, 2, 1, 2, 3, 4, 5, 6};
+ dest_buf.reset();
+ dest_size = 0;
+ EXPECT_TRUE(pEncoders->RunLengthEncode(src_buf_2, &dest_buf, &dest_size));
+ decoded_buf.reset();
+ decoded_size = 0;
+ RunLengthDecode({dest_buf.get(), dest_size}, &decoded_buf, &decoded_size);
+ ASSERT_EQ(sizeof(src_buf_2), decoded_size);
+ auto decoded_buf_span = pdfium::make_span(decoded_buf.get(), decoded_size);
+ for (uint32_t i = 0; i < decoded_size; i++)
+ EXPECT_EQ(src_buf_2[i], decoded_buf_span[i]) << " at " << i;
+ }
+
+ {
+ // Case 3: Non-match, match
+ const uint8_t src_buf_3[] = {1, 2, 3, 4, 5, 3, 3, 3, 3, 3};
+ dest_buf.reset();
+ dest_size = 0;
+ EXPECT_TRUE(pEncoders->RunLengthEncode(src_buf_3, &dest_buf, &dest_size));
+ decoded_buf.reset();
+ decoded_size = 0;
+ RunLengthDecode({dest_buf.get(), dest_size}, &decoded_buf, &decoded_size);
+ ASSERT_EQ(sizeof(src_buf_3), decoded_size);
+ auto decoded_buf_span = pdfium::make_span(decoded_buf.get(), decoded_size);
+ for (uint32_t i = 0; i < decoded_size; i++)
+ EXPECT_EQ(src_buf_3[i], decoded_buf_span[i]) << " at " << i;
+ }
}
// Check that runs longer than 128 are broken up properly, both matched and
// non-matched.
TEST(fxcodec, RLETestFullLengthInputs) {
- // Match, match
- const uint8_t src_buf_1[260] = {1};
-
- // Match, non-match
- uint8_t src_buf_2[260] = {2};
- for (uint16_t i = 128; i < 260; i++)
- src_buf_2[i] = (uint8_t)(i - 125);
-
- // Non-match, match
- uint8_t src_buf_3[260] = {3};
- for (uint8_t i = 0; i < 128; i++)
- src_buf_3[i] = i;
-
- // Non-match, non-match
- uint8_t src_buf_4[260];
- for (uint16_t i = 0; i < 260; i++)
- src_buf_4[i] = (uint8_t)(i);
-
- uint32_t dest_size = 0;
- uint8_t* dest_buf = nullptr;
-
CCodec_BasicModule* pEncoders = CCodec_ModuleMgr().GetBasicModule();
EXPECT_TRUE(pEncoders);
- // Case 1:
- EXPECT_TRUE(pEncoders->RunLengthEncode(src_buf_1, &dest_buf, &dest_size));
+ std::unique_ptr<uint8_t, FxFreeDeleter> dest_buf;
+ uint32_t dest_size = 0;
std::unique_ptr<uint8_t, FxFreeDeleter> decoded_buf;
uint32_t decoded_size = 0;
- RunLengthDecode({dest_buf, dest_size}, &decoded_buf, &decoded_size);
- ASSERT_EQ(sizeof(src_buf_1), decoded_size);
- for (uint32_t i = 0; i < decoded_size; i++)
- EXPECT_EQ(src_buf_1[i], decoded_buf.get()[i]) << " at " << i;
- FX_Free(dest_buf);
-
- // Case 2:
- dest_buf = nullptr;
- dest_size = 0;
- EXPECT_TRUE(pEncoders->RunLengthEncode(src_buf_2, &dest_buf, &dest_size));
- decoded_buf.reset();
- decoded_size = 0;
- RunLengthDecode({dest_buf, dest_size}, &decoded_buf, &decoded_size);
- ASSERT_EQ(sizeof(src_buf_2), decoded_size);
- for (uint32_t i = 0; i < decoded_size; i++)
- EXPECT_EQ(src_buf_2[i], decoded_buf.get()[i]) << " at " << i;
- FX_Free(dest_buf);
-
- // Case 3:
- dest_buf = nullptr;
- dest_size = 0;
- EXPECT_TRUE(pEncoders->RunLengthEncode(src_buf_3, &dest_buf, &dest_size));
- decoded_buf.reset();
- decoded_size = 0;
- RunLengthDecode({dest_buf, dest_size}, &decoded_buf, &decoded_size);
- ASSERT_EQ(sizeof(src_buf_3), decoded_size);
- for (uint32_t i = 0; i < decoded_size; i++)
- EXPECT_EQ(src_buf_3[i], decoded_buf.get()[i]) << " at " << i;
- FX_Free(dest_buf);
-
- // Case 4:
- dest_buf = nullptr;
- dest_size = 0;
- EXPECT_TRUE(pEncoders->RunLengthEncode(src_buf_4, &dest_buf, &dest_size));
- decoded_buf.reset();
- decoded_size = 0;
- RunLengthDecode({dest_buf, dest_size}, &decoded_buf, &decoded_size);
- ASSERT_EQ(sizeof(src_buf_4), decoded_size);
- for (uint32_t i = 0; i < decoded_size; i++)
- EXPECT_EQ(src_buf_4[i], decoded_buf.get()[i]) << " at " << i;
- FX_Free(dest_buf);
+
+ {
+ // Case 1: Match, match
+ const uint8_t src_buf_1[260] = {1};
+ EXPECT_TRUE(pEncoders->RunLengthEncode(src_buf_1, &dest_buf, &dest_size));
+ RunLengthDecode({dest_buf.get(), dest_size}, &decoded_buf, &decoded_size);
+ ASSERT_EQ(sizeof(src_buf_1), decoded_size);
+ auto decoded_buf_span = pdfium::make_span(decoded_buf.get(), decoded_size);
+ for (uint32_t i = 0; i < decoded_size; i++)
+ EXPECT_EQ(src_buf_1[i], decoded_buf_span[i]) << " at " << i;
+ }
+
+ {
+ // Case 2: Match, non-match
+ uint8_t src_buf_2[260] = {2};
+ for (uint16_t i = 128; i < 260; i++)
+ src_buf_2[i] = static_cast<uint8_t>(i - 125);
+ dest_buf.reset();
+ dest_size = 0;
+ EXPECT_TRUE(pEncoders->RunLengthEncode(src_buf_2, &dest_buf, &dest_size));
+ decoded_buf.reset();
+ decoded_size = 0;
+ RunLengthDecode({dest_buf.get(), dest_size}, &decoded_buf, &decoded_size);
+ ASSERT_EQ(sizeof(src_buf_2), decoded_size);
+ auto decoded_buf_span = pdfium::make_span(decoded_buf.get(), decoded_size);
+ for (uint32_t i = 0; i < decoded_size; i++)
+ EXPECT_EQ(src_buf_2[i], decoded_buf_span[i]) << " at " << i;
+ }
+
+ {
+ // Case 3: Non-match, match
+ uint8_t src_buf_3[260] = {3};
+ for (uint8_t i = 0; i < 128; i++)
+ src_buf_3[i] = i;
+ dest_buf.reset();
+ dest_size = 0;
+ EXPECT_TRUE(pEncoders->RunLengthEncode(src_buf_3, &dest_buf, &dest_size));
+ decoded_buf.reset();
+ decoded_size = 0;
+ RunLengthDecode({dest_buf.get(), dest_size}, &decoded_buf, &decoded_size);
+ ASSERT_EQ(sizeof(src_buf_3), decoded_size);
+ auto decoded_buf_span = pdfium::make_span(decoded_buf.get(), decoded_size);
+ for (uint32_t i = 0; i < decoded_size; i++)
+ EXPECT_EQ(src_buf_3[i], decoded_buf_span[i]) << " at " << i;
+ }
+
+ {
+ // Case 4: Non-match, non-match
+ uint8_t src_buf_4[260];
+ for (uint16_t i = 0; i < 260; i++)
+ src_buf_4[i] = static_cast<uint8_t>(i);
+ dest_buf.reset();
+ dest_size = 0;
+ EXPECT_TRUE(pEncoders->RunLengthEncode(src_buf_4, &dest_buf, &dest_size));
+ decoded_buf.reset();
+ decoded_size = 0;
+ RunLengthDecode({dest_buf.get(), dest_size}, &decoded_buf, &decoded_size);
+ ASSERT_EQ(sizeof(src_buf_4), decoded_size);
+ auto decoded_buf_span = pdfium::make_span(decoded_buf.get(), decoded_size);
+ for (uint32_t i = 0; i < decoded_size; i++)
+ EXPECT_EQ(src_buf_4[i], decoded_buf_span[i]) << " at " << i;
+ }
}
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