TEST(Median, cant_proc_matrix_when_one_or_more_arguments_are_incorrect) {
unsigned char* incorrectData = NULL;
MatrixProcessor proc;
ASSERT_ANY_THROW(proc.doMedialProcessing(incorrectData, 1, 1, 1));
unsigned char* correctData = new unsigned char[4];
correctData[0] = 37;
correctData[1] = 158;
correctData[2] = 0;
correctData[3] = 41;
ASSERT_ANY_THROW(proc.doMedialProcessing(correctData, 1, 1, -1));
ASSERT_ANY_THROW(proc.doMedialProcessing(correctData, -1, 1, 40));
ASSERT_ANY_THROW(proc.doMedialProcessing(correctData, 1, -1, 40));
delete[]correctData;
}
TEST(Median, can_process_matrix) {
unsigned char a[20], exp[20];
// 23 17 182 1
// 57 255 3 0
// 7 11 1 1
// 180 200 1 100
// 13 25 101 50
a[0] = 23; a[1] = 17; a[2] = 182; a[3] = 1;
a[4] = 57; a[5] = 255; a[6] = 3; a[7] = 0;
a[8] = 7; a[9] = 11; a[10] = 1; a[11] = 1;
a[12] = 180; a[13] = 200; a[14] = 1; a[15] = 100;
a[16] = 13; a[17] = 25; a[18] = 101; a[19] = 50;
size_t cov = 1;
MatrixProcessor proc;
ASSERT_NO_THROW(proc.doMedialProcessing(a, 4, 5, cov));
exp[0] = 57; exp[1] = 57; exp[2] = 17; exp[3] = 3;
exp[4] = 23; exp[5] = 17; exp[6] = 3; exp[7] = 1;
exp[8] = 180; exp[9] = 11; exp[10] = 3; exp[11] = 1;
exp[12] = 25; exp[13] = 13; exp[14] = 25; exp[15] = 50;
exp[16] = 180; exp[17] = 101; exp[18] = 100; exp[19] = 100;
for (size_t i = 0; i < 20; i++) {
EXPECT_EQ(exp[i], a[i]);
}
}
TEST(Median, dont_change_monotone_matrix) {
unsigned char a[20];
for (size_t i = 0; i < 20; i++) {
a[i] = 100;
}
MatrixProcessor proc;
ASSERT_NO_THROW(proc.doMedialProcessing(a, 4, 5, 2));
for (size_t i = 0; i < 20; i++) {
EXPECT_EQ(100, a[i]);
}
}
TEST(Median, works_when_cov_is_too_large){
unsigned char a[20];
// 23 17 182 1
// 57 255 3 0
// 7 11 1 1
// 180 200 1 100
// 13 25 101 50
a[0] = 23; a[1] = 17; a[2] = 182; a[3] = 1;
a[4] = 57; a[5] = 255; a[6] = 3; a[7] = 0;
a[8] = 7; a[9] = 11; a[10] = 1; a[11] = 1;
a[12] = 180; a[13] = 200; a[14] = 1; a[15] = 100;
a[16] = 13; a[17] = 25; a[18] = 101; a[19] = 50;
MatrixProcessor proc;
ASSERT_NO_THROW(proc.doMedialProcessing(a, 4, 5, 50));
for (size_t i = 0; i < 20; i++) {
EXPECT_EQ(23, a[i]);
}
}
