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imageInputTests.c erweitert

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Laura Wehner 2025-11-16 15:53:56 +01:00
parent c212109a27
commit 86d225f2d8
1 changed files with 15 additions and 0 deletions
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15
info2praktikum-neuronalesnetz/imageInputTests.c
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@ -4,6 +4,7 @@
#include <string.h> #include <string.h>
#include "unity.h" #include "unity.h"
#include "imageInput.h" #include "imageInput.h"
#define FILE_HEADER_STRING "__info2_image_file_format__"
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)
@ -64,6 +65,19 @@ static void prepareImageFileIncorrectTag(const char *path, unsigned short int wi
} }
} }
void test_readImagesFailsOnIncompleteHeader(void) {
const char *path = "testIncompleteHeader.info2";
FILE *file = fopen(path, "wb");
if (file) {
fwrite(FILE_HEADER_STRING, 1, strlen(FILE_HEADER_STRING), file);
unsigned char incompleteHeader[2] = {0x01, 0x00};
fwrite(incompleteHeader, 1, 2, file);
fclose(file);
}
TEST_ASSERT_NULL(readImages(path));
remove(path);
}
void test_readImagesReturnsCorrectNumberOfImages(void) void test_readImagesReturnsCorrectNumberOfImages(void)
{ {
@ -179,6 +193,7 @@ int main()
RUN_TEST(test_readImagesReturnsNullOnNotExistingPath); RUN_TEST(test_readImagesReturnsNullOnNotExistingPath);
RUN_TEST(test_readImagesFailsOnWrongFileTag); RUN_TEST(test_readImagesFailsOnWrongFileTag);
RUN_TEST(test_openImageFileIncorrectTag); RUN_TEST(test_openImageFileIncorrectTag);
RUN_TEST(test_readImagesFailsOnIncompleteHeader);
return UNITY_END(); return UNITY_END();
} }