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add GreyScaleTest

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This commit is contained in:
Jonas Urban 2025-11-03 15:50:48 +01:00
parent e67fb83d8f
commit dafd526828
1 changed files with 35 additions and 5 deletions
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40
I2_NeuronalerAbsturz/Start_Mac/imageInputTests.c
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@ -6,7 +6,7 @@
#include "imageInput.h"
static void prepareImageFile(const char *path, unsigned short int width, unsigned short int height, unsigned int short numberOfImages, unsigned char label)
static void prepareImageFile(const char *path, unsigned short int width, unsigned short int height, unsigned int short numberOfImages, unsigned char label, unsigned short greyScaleTest)
{
FILE *file = fopen(path, "wb");
@ -17,6 +17,14 @@ static void prepareImageFile(const char *path, unsigned short int width, unsigne
if(zeroBuffer != NULL)
{
if(greyScaleTest)
{
for(unsigned int i = 0; i < (numberOfImages * width * height); i++)
{
zeroBuffer[i] = (GrayScalePixelType)i;
}
}
fwrite(fileTag, sizeof(fileTag[0]), strlen(fileTag), file);
fwrite(&numberOfImages, sizeof(numberOfImages), 1, file);
fwrite(&width, sizeof(width), 1, file);
@ -41,7 +49,7 @@ void test_readImagesReturnsCorrectNumberOfImages(void)
GrayScaleImageSeries *series = NULL;
const unsigned short expectedNumberOfImages = 2;
const char *path = "testFile.info2";
prepareImageFile(path, 8, 8, expectedNumberOfImages, 1);
prepareImageFile(path, 8, 8, expectedNumberOfImages, 1, 0);
series = readImages(path);
TEST_ASSERT_NOT_NULL(series);
TEST_ASSERT_EQUAL_UINT16(expectedNumberOfImages, series->count);
@ -54,7 +62,7 @@ void test_readImagesReturnsCorrectImageWidth(void)
GrayScaleImageSeries *series = NULL;
const unsigned short expectedWidth = 10;
const char *path = "testFile.info2";
prepareImageFile(path, expectedWidth, 8, 2, 1);
prepareImageFile(path, expectedWidth, 8, 2, 1, 0);
series = readImages(path);
TEST_ASSERT_NOT_NULL(series);
TEST_ASSERT_NOT_NULL(series->images);
@ -70,7 +78,7 @@ void test_readImagesReturnsCorrectImageHeight(void)
GrayScaleImageSeries *series = NULL;
const unsigned short expectedHeight = 10;
const char *path = "testFile.info2";
prepareImageFile(path, 8, expectedHeight, 2, 1);
prepareImageFile(path, 8, expectedHeight, 2, 1, 0);
series = readImages(path);
TEST_ASSERT_NOT_NULL(series);
TEST_ASSERT_NOT_NULL(series->images);
@ -87,7 +95,7 @@ void test_readImagesReturnsCorrectLabels(void)
GrayScaleImageSeries *series = NULL;
const char *path = "testFile.info2";
prepareImageFile(path, 8, 8, 2, expectedLabel);
prepareImageFile(path, 8, 8, 2, expectedLabel, 0);
series = readImages(path);
TEST_ASSERT_NOT_NULL(series);
TEST_ASSERT_NOT_NULL(series->labels);
@ -119,6 +127,27 @@ void test_readImagesFailsOnWrongFileTag(void)
remove(path);
}
void test_readImagesReadsCorrectGrayScales(void)
{
GrayScaleImageSeries *series = NULL;
const char *path = "testFile.info2";
prepareImageFile(path, 8, 8, 1, 1, 1);
series = readImages(path);
TEST_ASSERT_NOT_NULL(series);
TEST_ASSERT_NOT_NULL(series->images);
TEST_ASSERT_EQUAL_UINT16(1, series->count);
for (unsigned int i = 0; i < (8 * 8); i++)
{
TEST_ASSERT_EQUAL_UINT8((GrayScalePixelType)i, series->images->buffer[i]);
}
clearSeries(series);
remove(path);
}
void setUp(void) {
// Falls notwendig, kann hier Vorbereitungsarbeit gemacht werden
}
@ -138,6 +167,7 @@ int main()
RUN_TEST(test_readImagesReturnsCorrectLabels);
RUN_TEST(test_readImagesReturnsNullOnNotExistingPath);
RUN_TEST(test_readImagesFailsOnWrongFileTag);
RUN_TEST(test_readImagesReadsCorrectGrayScales);
return UNITY_END();
}