arduino_midi_library/test/unit-tests/tests/unit-tests_SysExCodec.cpp

126 lines
4.0 KiB
C++

#include "unit-tests.h"
#include <src/MIDI.h>
BEGIN_MIDI_NAMESPACE
END_MIDI_NAMESPACE
// -----------------------------------------------------------------------------
BEGIN_UNNAMED_NAMESPACE
using namespace testing;
TEST(SysExCodec, Encoder)
{
// ASCII content
{
const byte input[] = "Hello, World!";
byte buffer[16];
memset(buffer, 0, 16 * sizeof(byte));
const unsigned encodedSize = midi::encodeSysEx(input, buffer, 13);
EXPECT_EQ(encodedSize, unsigned(15));
const byte expected[16] = {
0, 'H', 'e', 'l', 'l', 'o', ',', ' ',
0, 'W', 'o', 'r', 'l', 'd', '!', 0,
};
EXPECT_THAT(buffer, Each(Le(0x7f))); // All elements are <= 127
EXPECT_THAT(buffer, ContainerEq(expected));
}
// Non-ASCII content
{
const byte input[] = {
182, 236, 167, 177, 61, 91, 120, // 01111000 -> 120
107, 94, 209, 87, 94 // 000100xx -> 16
};
byte buffer[16];
memset(buffer, 0, 16 * sizeof(byte));
const unsigned encodedSize = midi::encodeSysEx(input, buffer, 12);
EXPECT_EQ(encodedSize, unsigned(14));
const byte expected[16] = {
// MSB Data
120, 54, 108, 39, 49, 61, 91, 120,
16, 107, 94, 81, 87, 94, 0, 0,
};
EXPECT_THAT(buffer, Each(Le(0x7f))); // All elements are <= 127
EXPECT_THAT(buffer, ContainerEq(expected));
}
}
TEST(SysExCodec, Decoder)
{
// ASCII content
{
const byte input[] = {
0, 'H', 'e', 'l', 'l', 'o', ',', ' ',
0, 'W', 'o', 'r', 'l', 'd', '!',
};
byte buffer[16];
memset(buffer, 0, 16 * sizeof(byte));
const unsigned decodedSize = midi::decodeSysEx(input, buffer, 15);
EXPECT_EQ(decodedSize, unsigned(13));
const byte expected[16] = {
'H', 'e', 'l', 'l', 'o', ',', ' ', 'W',
'o', 'r', 'l', 'd', '!', 0, 0, 0,
};
EXPECT_THAT(buffer, Each(Le(0x7f))); // All elements are <= 127
EXPECT_THAT(buffer, ContainerEq(expected));
}
// Non-ASCII content
{
const byte input[] = {
// MSB Data
120, 54, 108, 39, 49, 61, 91, 120,
16, 107, 94, 81, 87, 94,
};
byte buffer[16];
memset(buffer, 0, 16 * sizeof(byte));
const unsigned encodedSize = midi::decodeSysEx(input, buffer, 14);
EXPECT_EQ(encodedSize, unsigned(12));
const byte expected[16] = {
182, 236, 167, 177, 61, 91, 120,
107, 94, 209, 87, 94, 0, 0,
0, 0,
};
EXPECT_THAT(input, Each(Le(0x7f))); // All elements are <= 127
EXPECT_THAT(buffer, ContainerEq(expected));
}
}
TEST(SysExCodec, Codec)
{
// ASCII content
{
const byte input[] = "Hello, World!";
byte buffer1[16];
byte buffer2[16];
memset(buffer1, 0, 16 * sizeof(byte));
memset(buffer2, 0, 16 * sizeof(byte));
const unsigned encodedSize = midi::encodeSysEx(input, buffer1, 13);
EXPECT_EQ(encodedSize, unsigned(15));
const unsigned decodedSize = midi::decodeSysEx(buffer1, buffer2, encodedSize);
EXPECT_EQ(decodedSize, unsigned(13));
EXPECT_STREQ(reinterpret_cast<const char*>(buffer2),
reinterpret_cast<const char*>(input));
}
// Non-ASCII content
{
const byte input[] = {
// MSB Data
182, 236, 167, 177, 61, 91, 120,
107, 94, 209, 87, 94
};
byte buffer1[14];
byte buffer2[12];
memset(buffer1, 0, 14 * sizeof(byte));
memset(buffer2, 0, 12 * sizeof(byte));
const unsigned encodedSize = midi::encodeSysEx(input, buffer1, 12);
EXPECT_EQ(encodedSize, unsigned(14));
const unsigned decodedSize = midi::decodeSysEx(buffer1, buffer2, encodedSize);
EXPECT_EQ(decodedSize, unsigned(12));
EXPECT_THAT(buffer2, ContainerEq(input));
}
}
END_UNNAMED_NAMESPACE