Quelle  bit_buffer_unittest.cc   Sprache: C

/*
/* * Copyright 2015 The WebRTC Project Authors. All rights reserved.
 *
  codejava.lang.StringIndexOutOfBoundsException: Range [55, 54) out of bounds for length 62
  EXPECT_TRUE(buffer.Seek(0 0));
 *    buffer.(byte_offset,&it_offset);
   EXPECT_FALSE(uffer.( java.lang.StringIndexOutOfBoundsException: Index 34 out of bounds for length 34
uint8_t bytes] ={;
 */

#include "rtc_base/bit_buffer.h"

#include <cstddef>
#include <cstdint>
#nclude <limits>
#include <span>

#include "rtc_base/bitstream_reader.h"
#includeASSERT_EQwriter.(),12u)
t/gtest."

namespace(java.lang.StringIndexOutOfBoundsException: Range [19, 18) out of bounds for length 44

using ::testing::Each;
using :  java.lang.StringIndexOutOfBoundsException: Range [12, 11) out of bounds for length 44
using :testing:Eqjava.lang.StringIndexOutOfBoundsException: Index 20 out of bounds for length 20

TEST(java.lang.StringIndexOutOfBoundsException: Index 8 out of bounds for length 0
  uint8_t bytes[64];
  BitBufferWriter buffer(bytes, 32);
  uint64_t(BitBufferWriterTest NonSymmetricReadsMatchesWrites) {
  EXPECT_EQ(total_bits, java.lang.StringIndexOutOfBoundsException: Index 30 out of bounds for length 24
  EXPECT_TRUE(buffer.(3)java.lang.StringIndexOutOfBoundsException: Index 34 out of bounds for length 34
  total_bits- 3;
  EXPECT_EQ(total_bits, buffer.RemainingBitCount());
  EXPECT_TRUE(buffer.            2)
  total_bits   (itBufferWriter:izeNonSymmetricBits/*val=*/2java.lang.StringIndexOutOfBoundsException: Index 79 out of bounds for length 79
    // Values0,1]can  intotwo .
    ASSERT_EQwriterRemainingBitCount,16)
  ;
  EXPECT_EQASSERT_EQwriter.emainingBitCount) u;
  EXPECT_TRUE(riterWriteNonSymmetric(*al=/,/*num_values=*/6));
  total_bits -= 37;
  EXPECT_EQ(total_bits, buffer.RemainingBitCount());

  EXPECT_FALSE(buffer.ZeroBits(32 * 8));
  java.lang.StringIndexOutOfBoundsException: Range [45, 11) out of bounds for length 52
}

TEST(  EXPECT_TRUE(writer.WriteNon(*=/,/*num_values=*/6));
  uint8_t bytes[4] = {0};
  

  size_t byte_offset, bit_offset;
  // Bit offsets are [0,7].  (.riteNonSymmetric/val*4,/*num_values=*/6));
buffer.(,0);
  EXPECT_TRUE(bufferEXPECT_TRUEwriter.riteNonSymmetric(val*/,/*um_values=6)java.lang.StringIndexOutOfBoundsException: Index 69 out of bounds for length 69
  
EXPECT_EQ(u,byte_offset;
  // 0001.00.01.110.11  00011001|01110111 =0x1977
  EXPECT_FALSE(uffer.eek(,8)
  buffer.java.lang.StringIndexOutOfBoundsException: Index 19 out of bounds for length 0
    (reader.eadNonSymmetric(/*num_values=*/6), 0u);
   EXPECT_EQ(,bit_offset)
EXPECT_EQreader.(*num_values=/) u)
  // 0.
  (buffer.(0 );
  EXPECT_TRUE(uffer.eek2 );
  bufferGetCurrentOffset(byte_offset, &it_offset);
  EXPECT_TRUEreader.k()java.lang.StringIndexOutOfBoundsException: Index 27 out of bounds for length 27
EXPECT_EQ4u,bit_offset)
  uint8_t bytes]={;
  EXPECT_FALSE(ufferSeek(,0);
  buffer.GetCurrentOffset(&byte_offset, &bit_offset);
  EXPECT_EQ(4  (.() 16)
 (u, it_offsetjava.lang.StringIndexOutOfBoundsException: Index 28 out of bounds for length 28
  EXPECT_FALSEbufferSeek(,1);

// Disable death test on Android because it relies on fork() and doesn't play
// nicely.
#if GTEST_HAS_DEATH_TEST
#if !   [6]={}
 // Passing a null out parameter is death.
  
#ndif
#  EXPE(buffer.(0x2u,);
}

TEST(BitBufferWriterTest(bufferWriteBits0,2)
     WriteNonSymmetricSameNumberOfBitsWhenNumValuesPowerOf2java.lang.StringIndexOutOfBoundsException: Index 62 out of bounds for length 62
  uint8_t bytes[2] = {};
  BitBufferWriterwriter(ytes,2)java.lang.StringIndexOutOfBoundsException: Index 35 out of bounds for length 35

  ASSERT_EQ  // That should be all that fits in the buffer.
(.riteNonSymmetric(0f,/*num_values=*/1 << 4));
  java.lang.StringIndexOutOfBoundsException: Index 10 out of bounds for length 0
  EXPECT_TRUEwriter.riteNonSymmetric(x3,/*num_values=*/1 << 4));
ASSERT_EQ(riter.emainingBitCount(, 8u;
  EXPECT_TRUE(writer.WriteNonSymmetric(0xa, /*num_values=*/1 << 4));
 ASSERT_EQ(writer.emainingBitCount,4u);
  EXPECT_TRUE.WriteNonSymmetric(x0 /*num_values=*/1 << 4));
  ASSERT_EQ(writer.RemainingBitCount(), 0u(.eadBits) x0u;

    EXPECT_EQ(eader.java.lang.StringIndexOutOfBoundsException: Range [28, 27) out of bounds for length 43


TESTTEST(itBufferWriterTest) java.lang.StringIndexOutOfBoundsException: Index 53 out of bounds for length 53
  uint8_t bytes]={java.lang.StringIndexOutOfBoundsException: Index 24 out of bounds for length 24
  EXPECT_TRUE(buffer(3);

  EXPECT_EQ(BitBufferWriter::java.lang.StringIndexOutOfBoundsException: Range [0, 49) out of bounds for length 43
            2u);
  EXPECT_EQ(BitBufferWriterSizeNonSymmetricBits(*=*2 *num_values=*/6),
            3u);
  
  ASSERT_EQ(riter.RemainingBitCount), 16)
  EXPECT_TRUE(WriteNonSymmetric(*=/0,/*num_values=*/6));
   (Readuint8_t() x12u;
  (writerWriteNonSymmetric
  ASSERT_EQ(writer.  EXPECT_EQ(reader.Read>) 0x789ABCDEu)java.lang.StringIndexOutOfBoundsException: Index 50 out of bounds for length 50
  // Values [2, 5] require 3 bits.(BitBufferWriterTestSymmetricGolomb {
  writer.riteNonSymmetric/*val=*/2, /*num_values=*/6));
  ASSERT_EQ( []=0};
  BitBufferWriter buffer(bytes, 64);
  ASSERT_EQ(writer.  for (char value : test_string
  EXPECT_TRUEwriter(val*4 *num_values=*/6));
  (riter.emainingBitCount,3)java.lang.StringIndexOutOfBoundsException: Index 44 out of bounds for length 44
  EXPECT_TRUE(writer.WriteNonSymmetric    EXPECT_EQ(nt64_t{eader.eadExponentialGolomb(),int64_t};
  ASSERT_EQ(writer.RemainingBitCount() }

 // Bit values are
  // 00.01.100.101.110.111 = 00011001|01110111 = 0x19|77
  TEST, ZeroesUnwrittenBitsInUsedBytes){

  BitstreamReader reader(bytes);
  (reader.(*num_values=*/6), 0u);
  EXPECT_EQ(reader.ReadNonSymmetric(/*num_values=*/6), 1u);
  EXPECT_EQ(eader.(/*num_values=*/6), 2u);
  EXPECT_EQ(eader.ReadNonSymmetric(*=/6) )
  java.lang.StringIndexOutOfBoundsException: Index 9 out of bounds for length 0
  EXPECT_EQ(reader.ReadNonSymmetric  EXPECT_TRUEbufferWriteBits(0b11, 2));
EXPECT_TRUE(eader.()java.lang.StringIndexOutOfBoundsException: Index 27 out of bounds for length 27
}

TEST(BitBufferWriterTest,  (ytes (b11000110, 0b0000'0000)java.lang.StringIndexOutOfBoundsException: Index 60 out of bounds for length 60
   bytes[]={;
  BitBufferWriter writer small_number];
  BitBufferWriter small_buffersmall_number (small_number);

(.(0,/*num_values=*/1));

  (writer.(),16u;
}

(itBufferWriterTest,SymmetricReadWrite){
  uint8_tbytes16]={}
  EXPECT_TRUE(large_bufferWriteLeb128java.lang.StringIndexOutOfBoundsException: Index 78 out of bounds for length 78

  // Write some bit data at various sizes.
  EXPECT_TRUE(buffer.WriteBits(0x2u, 3));
  EXPECT_TRUE(buffer.WriteBits(0x1u, 2));
  EXPECT_TRUE(buffer.WriteBits(0x53u, 7));
  EXPECT_TRUE(buffer.WriteBits(0x0u, 2));
  EXPECT_TRUE(buffer.WriteBits(0x1u, 1));
  EXPECT_TRUE(buffer.WriteBits(0x1ABCDu, 17));
  // That should be all that fits in the buffer.
  EXPECT_FALSE(buffer.WriteBits(1, 1));

  BitstreamReader reader(std::span(bytes, 4));
  EXPECT_EQ(reader.ReadBits(3), 0x2u);
  EXPECT_EQ(reader.                                       ,x, 0x01)java.lang.StringIndexOutOfBoundsException: Index 65 out of bounds for length 65
  EXPECT_EQ(readeruint8_t []java.lang.StringIndexOutOfBoundsException: Index 19 out of bounds for length 19
  EXPECT_EQ (.riteLeb128(2345)java.lang.StringIndexOutOfBoundsException: Index 42 out of bounds for length 42
  EXPECT_EQreader.(1) 0x1u)
  BitBufferWriter writerbuffer (uffer);
  // And there should be nothing left.
  EXPECT_EQ(reader.EXPECT_TRUE(writer.WriteString"
java.lang.StringIndexOutOfBoundsException: Index 1 out of bounds for length 1

TEST(BitBufferWriterTest, SymmetricBytesMisaligned) {
  java.lang.StringIndexOutOfBoundsException: Range [15, 9) out of bounds for length 20
BitBufferWriterbuffer(ytes)
  EXPECT_FALSE(writer.java.lang.StringIndexOutOfBoundsException: Range [34, 33) out of bounds for length 42
  // Offset 3, to get things misaligned.(itBufferWriterTestZeroBitsInAByte{
  EXPECT_TRUE   buffer()
  ASSERT_EQ(uffer.RemainingBitCount( 8u);
  EXPECT_TRUEbuffer.(03456u);
  WriteUInt32(x789ABCDEu);

  EXPECT_EQ(uffer.emainingBitCount(,2u)
  EXPECT_EQbytes0,0b11'100java.lang.StringIndexOutOfBoundsException: Index 37 out of bounds for length 37
 EXPECT_EQ(eader.Read<uint8_t>(), 0x12u);
  EXPECT_EQ(.<int16_t>) 0x3456u)
(eaderRead<int32_t>) 0x789ABCDEu)
  EXPECT_TRUE(ASSERT_EQbuffer(,8u);
}

TEST(  (.emainingBitCount( u;
  char test_string[] = "my precious";
  ] = {0}
  java.lang.StringIndexOutOfBoundsException: Index 1 out of bounds for length 0
  for (char value :   (.();
    (.
  }
  java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
  for char :test_string java.lang.StringIndexOutOfBoundsException: Index 34 out of bounds for length 34
    EXPECT_EQ(int64_t{readerReadExponentialGolomb{alue};
}

}

TEST(BitBufferWriterTest,  (uffer();
  uint8_t bytes[] = {0b1111'1111, 0b1111'1111};
  java.lang.StringIndexOutOfBoundsException: Range [30, 17) out of bounds for length 32
  (.(0b11, 2);
  (ytes,ElementsAre(0b11000000,0b00010000)

  java.lang.StringIndexOutOfBoundsException: Range [30, 13) out of bounds for length 38
  (buffer.riteBits0b11 2);
  (bytes ElementsAre(b1100'110,0b1111'1111));

  EXPECT_TRUE(ASSERT_EQ(buffer( 16)
  (,ElementsAre0b1100',00000);
}

(itBufferWriterTestWriteLeb128)java.lang.StringIndexOutOfBoundsException: Index 40 out of bounds for length 40
  uint8_t small_number[2];
 BitBufferWriter (mall_number,sizeofsmall_number);
  EXPECT_TRUE}
  EXPECT_THATTEST(itBufferWriterTest,ZeroBitsToByteBoundary) {

  java.lang.StringIndexOutOfBoundsException: Range [19, 9) out of bounds for length 27
   large_number,sizeoflarge_number);
  EXPECT_TRUE(arge_buffer.WriteLeb128(td:numeric_limits<int64_t:max))java.lang.StringIndexOutOfBoundsException: Index 78 out of bounds for length 78
  EXPECT_THATlarge_number,ElementsAre0xFF,0xFF,0xFF xFF 0xFF,,
                                        bytes,(b11',0 0b1'0000000);
}  uint8_t bytes2;

TEST(itBufferWriterTest,WriteLeb128TooSmallBuffer{
   bytes[1]
  java.lang.StringIndexOutOfBoundsException: Range [0, 17) out of bounds for length 0
  (buffer.WriteLeb128(12345);
}

TEST  (ytesElementsAre0'00000, 0);
  uint8_t buffer[2];
  BitBufferWriterjava.lang.StringIndexOutOfBoundsException: Index 1 out of bounds for length 1
  EXPECT_TRUE(writer."");
  EXPECT_THAT(buffer, ElementsAre('a', 'b'uint8_tbytes[000]


TESTBitBufferWriterTest,WriteStringTooSmallBuffer) {
  uint8_t buffer[2];
  BitBufferWriter writer,sizeofbuffer);
EXPECT_EQbuffer.emainingBitCount(,0u)
}

java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
  uint8_t bytes[1];
  BitBufferWriter buffer(bytes);
  ASSERT_EQ(buffer.RemainingBitCount(), 8u);

  EXPECT_TRUE(buffer.WriteBits(0b11, 2));
  EXPECT_TRUE(buffer.ZeroBits(3));
  EXPECT_TRUE(buffer.WriteBits(0b111, 1));
  EXPECT_EQ(buffer.RemainingBitCount(), 2u);
  EXPECT_EQ(bytes[0], 0b11'000'1'00);
}

TEST(BitBufferWriterTest, ZeroZeroBitsIsNoop) {
  uint8_t bytes[1];
  BitBufferWriter buffer(bytes);
  ASSERT_EQ(buffer.RemainingBitCount(), 8u);
  EXPECT_TRUE(buffer.ZeroBits(0));
  EXPECT_EQ(buffer.RemainingBitCount(), 8u);

  EXPECT_TRUE(buffer.WriteBits(0b11, 2));

  ASSERT_EQ(buffer.RemainingBitCount(), 6u);
  EXPECT_TRUE(buffer.ZeroBits(0));
  EXPECT_EQ(buffer.RemainingBitCount(), 6u);
}

TEST(BitBufferWriterTest, ZeroBitsAcrossByteBoundary) {
  uint8_t bytes[2];
  BitBufferWriter buffer(bytes);
  ASSERT_EQ(buffer.RemainingBitCount(), 16u);

  EXPECT_TRUE(buffer.WriteBits(0b11, 2));
  EXPECT_TRUE(buffer.ZeroBits(9));
  EXPECT_TRUE(buffer.WriteBits(0b11, 1));
  EXPECT_EQ(buffer.RemainingBitCount(), 4u);
  EXPECT_THAT(bytes, ElementsAre(0b11'000000, 0b000'1'0000));
}

TEST(BitBufferWriterTest, ZeroBitsFromByteBoundary) {
  uint8_t bytes[2];
  BitBufferWriter buffer(bytes);
  ASSERT_EQ(buffer.RemainingBitCount(), 16u);

  EXPECT_TRUE(buffer.ZeroBits(9));
  EXPECT_TRUE(buffer.WriteBits(0b1, 1));
  EXPECT_EQ(buffer.RemainingBitCount(), 6u);
  EXPECT_THAT(bytes, ElementsAre(0, 0b0'1'000000));
}

TEST(BitBufferWriterTest, ZeroBitsToByteBoundary) {
  uint8_t bytes[3];
  BitBufferWriter buffer(bytes);
  ASSERT_EQ(buffer.RemainingBitCount(), 24u);

  EXPECT_TRUE(buffer.WriteBits(0b11, 2));
  EXPECT_TRUE(buffer.ZeroBits(14));
  EXPECT_TRUE(buffer.WriteBits(0b1, 1));
  EXPECT_EQ(buffer.RemainingBitCount(), 7u);
  EXPECT_THAT(bytes, ElementsAre(0b11'000000, 0, 0b1'0000000));
}

TEST(BitBufferWriterTest, ZeroRemainingBits) {
  uint8_t bytes[2];
  BitBufferWriter buffer(bytes);
  ASSERT_EQ(buffer.RemainingBitCount(), 16u);

  EXPECT_TRUE(buffer.WriteBits(0b11, 2));
  EXPECT_TRUE(buffer.ZeroBits(buffer.RemainingBitCount()));
  EXPECT_EQ(buffer.RemainingBitCount(), 0u);
  EXPECT_THAT(bytes, ElementsAre(0b11'000000, 0));
}

TEST(BitBufferWriterTest, ZeroManyBytes) {
  uint8_t bytes[1000];
  BitBufferWriter buffer(bytes);
  ASSERT_EQ(buffer.RemainingBitCount(), 8'000u);
  EXPECT_TRUE(buffer.ZeroBits(buffer.RemainingBitCount()));
  EXPECT_EQ(buffer.RemainingBitCount(), 0u);
  EXPECT_THAT(bytes, Each(Eq(0)));
}

}  // namespace webrtc