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Cleaner error reporting logic for BitStream

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This commit is contained in:
Pavel Kirienko
2014-02-20 20:58:57 +04:00
parent 4eb2886ca9
commit 361cf53265
3 changed files with 36 additions and 24 deletions
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libuavcan/test/marshalling/bit_stream.cpp
+18 -18
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@@ -18,21 +18,21 @@ TEST(BitStream, ToString)
const uint8_t data[] = {0xad}; // 10101101
uavcan::StaticTransferBuffer<8> buf;
uavcan::BitStream bs(buf);
ASSERT_EQ(0, bs.write(data, 8)); // all 8
ASSERT_EQ(1, bs.write(data, 8)); // all 8
ASSERT_EQ("10101101", bs.toString());
}
{
const uint8_t data[] = {0xad, 0xbe}; // 10101101 10111110
uavcan::StaticTransferBuffer<8> buf;
uavcan::BitStream bs(buf);
ASSERT_EQ(0, bs.write(data, 16)); // all 16
ASSERT_EQ(1, bs.write(data, 16)); // all 16
ASSERT_EQ("10101101 10111110", bs.toString());
}
{
const uint8_t data[] = {0xad, 0xbe, 0xfc}; // 10101101 10111110 11111100
uavcan::StaticTransferBuffer<8> buf;
uavcan::BitStream bs(buf);
ASSERT_EQ(0, bs.write(data, 20)); // 10101101 10111110 1111
ASSERT_EQ(1, bs.write(data, 20)); // 10101101 10111110 1111
ASSERT_EQ("10101101 10111110 11110000", bs.toString());
}
}
@@ -52,14 +52,14 @@ TEST(BitStream, BitOrderSimple)
{ // Write
const uint8_t data[] = {0xad, 0xbe}; // adbe
uavcan::BitStream bs(buf);
ASSERT_EQ(0, bs.write(data, 12)); // adb0
ASSERT_EQ(1, bs.write(data, 12)); // adb0
ASSERT_EQ("10101101 10110000", bs.toString()); // adb0
}
{ // Read
uavcan::BitStream bs(buf);
ASSERT_EQ("10101101 10110000", bs.toString()); // Same data
uint8_t data[] = {0xFF, 0xFF}; // Uninitialized
ASSERT_EQ(0, bs.read(data, 12));
ASSERT_EQ(1, bs.read(data, 12));
ASSERT_EQ(0xad, data[0]);
ASSERT_EQ(0xb0, data[1]);
}
@@ -80,15 +80,15 @@ TEST(BitStream, BitOrderComplex)
0x9a, 0xbc, 0xde, 0xf0}; // 10011010 10111100 11011110 11110000
uavcan::BitStream bs(buf);
ASSERT_EQ(0, bs.write(data1, 11)); // 10101101 101
ASSERT_EQ(1, bs.write(data1, 11)); // 10101101 101
std::cout << bs.toString() << std::endl;
ASSERT_EQ(0, bs.write(data2, 6)); // 11111 1
ASSERT_EQ(1, bs.write(data2, 6)); // 11111 1
std::cout << bs.toString() << std::endl;
ASSERT_EQ(0, bs.write(data3, 25)); // 1101111 01010110 11011111 01
ASSERT_EQ(1, bs.write(data3, 25)); // 1101111 01010110 11011111 01
std::cout << bs.toString() << std::endl;
ASSERT_EQ(0, bs.write(data4, 64)); // all 64, total 42 + 64 = 106
ASSERT_EQ(1, bs.write(data4, 64)); // all 64, total 42 + 64 = 106
std::cout << bs.toString() << std::endl;
ASSERT_EQ(0, bs.write(data4, 4)); // 0001
ASSERT_EQ(1, bs.write(data4, 4)); // 0001
std::cout << bs.toString() << std::endl;
std::cout << "Reference:\n" << REFERENCE << std::endl;
@@ -101,20 +101,20 @@ TEST(BitStream, BitOrderComplex)
uavcan::BitStream bs(buf);
ASSERT_EQ(REFERENCE, bs.toString());
ASSERT_EQ(0, bs.read(data, 11)); // 10101101 10100000
ASSERT_EQ(1, bs.read(data, 11)); // 10101101 10100000
ASSERT_EQ(0xad, data[0]);
ASSERT_EQ(0xa0, data[1]);
ASSERT_EQ(0, bs.read(data, 6)); // 11111100
ASSERT_EQ(1, bs.read(data, 6)); // 11111100
ASSERT_EQ(0xfc, data[0]);
ASSERT_EQ(0, bs.read(data, 25)); // 11011110 10101101 10111110 10000000
ASSERT_EQ(1, bs.read(data, 25)); // 11011110 10101101 10111110 10000000
ASSERT_EQ(0xde, data[0]);
ASSERT_EQ(0xad, data[1]);
ASSERT_EQ(0xbe, data[2]);
ASSERT_EQ(0x80, data[3]);
ASSERT_EQ(0, bs.read(data, 64)); // Data - see above
ASSERT_EQ(1, bs.read(data, 64)); // Data - see above
ASSERT_EQ(0x12, data[0]);
ASSERT_EQ(0x34, data[1]);
ASSERT_EQ(0x56, data[2]);
@@ -142,7 +142,7 @@ TEST(BitStream, BitByBit)
const bool value = counter % 3 == 0;
binary_string.push_back(value ? '1' : '0');
const uint8_t data[] = { value << 7 };
ASSERT_EQ(0, bs_wr.write(data, 1));
ASSERT_EQ(1, bs_wr.write(data, 1));
}
binary_string.push_back(' ');
}
@@ -152,7 +152,7 @@ TEST(BitStream, BitByBit)
* Currently we have no free buffer space, so next write() must fail
*/
const uint8_t dummy_data_wr[] = { 0xFF };
ASSERT_EQ(-1, bs_wr.write(dummy_data_wr, 1));
ASSERT_EQ(0, bs_wr.write(dummy_data_wr, 1));
/*
* Bitstream content validation
@@ -172,7 +172,7 @@ TEST(BitStream, BitByBit)
{
const bool value = counter % 3 == 0;
uint8_t data[1];
ASSERT_EQ(0, bs_rd.read(data, 1));
ASSERT_EQ(1, bs_rd.read(data, 1));
if (value)
{
ASSERT_EQ(0x80, data[0]);
@@ -188,6 +188,6 @@ TEST(BitStream, BitByBit)
* Making sure that reading out of buffer range will fail with error
*/
uint8_t dummy_data_rd[] = { 0xFF };
ASSERT_EQ(-1, bs_wr.read(dummy_data_rd, 1));
ASSERT_EQ(0, bs_wr.read(dummy_data_rd, 1));
ASSERT_EQ(0xFF, dummy_data_rd[0]);
}