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Test imageInputTests fertig

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This commit is contained in:
Giorgi Kesidis 2025-11-17 20:19:21 +01:00
parent 59cdcafa94
commit 4ad5b4f595
1 changed files with 39 additions and 16 deletions
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55
imageInputTests.c
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@ -5,37 +5,40 @@
#include "unity.h"
#include "imageInput.h"
static void prepareImageFile(const char *path, unsigned short int width, unsigned short int height, unsigned int short numberOfImages, unsigned char label)
{
FILE *file = fopen(path, "wb");
if(file != NULL)
if (file != NULL)
{
const char *fileTag = "__info2_image_file_format__";
GrayScalePixelType *zeroBuffer = (GrayScalePixelType *)calloc(numberOfImages * width * height, sizeof(GrayScalePixelType));
GrayScalePixelType *buffer = (GrayScalePixelType *)calloc(numberOfImages * width * height, sizeof(GrayScalePixelType));
if(zeroBuffer != NULL)
if (buffer != NULL)
{
fwrite(fileTag, sizeof(fileTag[0]), strlen(fileTag), file);
for (int i = 0; i < width * height; i++)
{
buffer[i] = (GrayScalePixelType)i; // füllen des buffers mit Graustufen des Pixel für Test
}
fwrite(fileTag, 1, strlen(fileTag), file);
fwrite(&numberOfImages, sizeof(numberOfImages), 1, file);
fwrite(&width, sizeof(width), 1, file);
fwrite(&height, sizeof(height), 1, file);
for(int i = 0; i < numberOfImages; i++)
for (int i = 0; i < numberOfImages; i++)
{
fwrite(zeroBuffer, sizeof(GrayScalePixelType), width * height, file);
fwrite(buffer, sizeof(GrayScalePixelType), width * height, file);
fwrite(&label, sizeof(unsigned char), 1, file);
}
free(zeroBuffer);
free(buffer);
}
fclose(file);
}
}
void test_readImagesReturnsCorrectNumberOfImages(void)
{
GrayScaleImageSeries *series = NULL;
@ -92,7 +95,8 @@ void test_readImagesReturnsCorrectLabels(void)
TEST_ASSERT_NOT_NULL(series);
TEST_ASSERT_NOT_NULL(series->labels);
TEST_ASSERT_EQUAL_UINT16(2, series->count);
for (int i = 0; i < 2; i++) {
for (int i = 0; i < 2; i++)
{
TEST_ASSERT_EQUAL_UINT8(expectedLabel, series->labels[i]);
}
clearSeries(series);
@ -110,7 +114,7 @@ void test_readImagesFailsOnWrongFileTag(void)
{
const char *path = "testFile.info2";
FILE *file = fopen(path, "w");
if(file != NULL)
if (file != NULL)
{
fprintf(file, "some_tag ");
fclose(file);
@ -119,25 +123,43 @@ void test_readImagesFailsOnWrongFileTag(void)
remove(path);
}
// Tests der Hilfsfunktionen
// Test der Hilfsfunktionen
void test_read_header(void)
void test_read_GrayScale_Pixel(void)
{
GrayScaleImageSeries *series = NULL;
const char *path = "testFile.info2";
prepareImageFile(path, 8, 8, 1, 1);
series = readImages(path);
TEST_ASSERT_NOT_NULL(series);
TEST_ASSERT_NOT_NULL(series->images);
TEST_ASSERT_EQUAL_UINT16(1, series->count);
for (int i = 0; i < (8 * 8); i++)
{
TEST_ASSERT_EQUAL_UINT8((GrayScalePixelType)i, series->images->buffer[i]);
}
clearSeries(series);
remove(path);
}
void setUp(void) {
void setUp(void)
{
// Falls notwendig, kann hier Vorbereitungsarbeit gemacht werden
}
void tearDown(void) {
void tearDown(void)
{
// Hier kann Bereinigungsarbeit nach jedem Test durchgeführt werden
}
int main()
{
UNITY_BEGIN();
printf("\n============================\nImage input tests\n============================\n");
RUN_TEST(test_readImagesReturnsCorrectNumberOfImages);
RUN_TEST(test_readImagesReturnsCorrectImageWidth);
@ -145,6 +167,7 @@ int main()
RUN_TEST(test_readImagesReturnsCorrectLabels);
RUN_TEST(test_readImagesReturnsNullOnNotExistingPath);
RUN_TEST(test_readImagesFailsOnWrongFileTag);
RUN_TEST(test_read_GrayScale_Pixel);
return UNITY_END();
}