foreach-c/test.c

// Ignore rand warning
#pragma clang diagnostic push
#pragma ide diagnostic ignored "cert-msc50-cpp"
#pragma ide diagnostic ignored "cert-msc51-cpp"

#include <stdio.h>
#include <string.h>
#include <stdlib.h>
#include <stdbool.h>
#include "foreach.h"

int rand_range(int min, int max) {
	return rand() % (max - min + 1) + min;
}

bool test_simpleArray() {
	int arr[] = {1, 2, 3, 4, 5};

	int test[5];
	int counter = 0;
	foreach(int, item, arr, sizeof(arr) / sizeof(int)) {
		test[counter] = *item;
		counter++;
	}

	if (memcmp(arr, test, sizeof(arr)) == 0) {
		return true;
	} else {
		return false;
	}
}

bool test_randomNumbers() {
	int arr1[10];
	srand(0);
	foreach(int, item, arr1, sizeof(arr1) / sizeof(int)) {
		*item = rand_range(0, 100);
	}
	int arr2[10];
	srand(0);
	for (int i = 0; i < sizeof(arr2) / sizeof(int); i++) {
		arr2[i] = rand_range(0, 100);
	}
	if (memcmp(arr1, arr2, sizeof(arr1)) == 0) {
		return true;
	} else {
		return false;
	}
}

bool test_twoDimensionalArray() {
	int arr2d[2][2] = {
			{1, 2},
			{3, 4}
	};
	int test[2][2];
	int counter1 = 0;
	foreach(int*, arr, (int **) arr2d, 2) {
		int counter2 = 0;
		foreach(int, number, *arr, 2) {
			test[counter1][counter2] = *number;
			counter2++;
		}
	}

	if (memcmp(arr2d, test, sizeof(arr2d)) == 0) {
		return true;
	} else {
		return false;
	}
}

bool test_simpleString() {
	char *str = "Hello, World!";

	// Plus one for the null terminator
	char test[strlen(str) + 1];
	int counter = 0;
	foreach(char, item, str, strlen(str) + 1) {
		test[counter] = *item;
		counter++;
	}

	if (strcmp(str, test) == 0) {
		return true;
	} else {
		return false;
	}
}



bool test_randomNumbersAsPointers() {
	int arr1[10];
	srand(0);
	foreach(int, item, arr1, sizeof(arr1) / sizeof(int)) {
		*item = rand_range(0, 100);
	}
	int arr2[10];
	srand(0);
	for (int i = 0; i < sizeof(arr2) / sizeof(int); i++) {
		arr2[i] = rand_range(0, 100);
	}

	if (memcmp(arr1, arr2, sizeof(arr1)) == 0) {
		return true;
	} else {
		return false;
	}
}

bool test_randomNumbersOnHeap() {
	int *arr1 = malloc(sizeof(int) * 10);
	srand(0);
	foreach(int, item, arr1, 10) {
		*item = rand_range(0, 100);
	}
	int *arr2 = malloc(sizeof(int) * 10);
	srand(0);
	for (int i = 0; i < 10; i++) {
		arr2[i] = rand_range(0, 100);
	}

	bool result = memcmp(arr1, arr2, 10) == 0;
	free(arr1);
	free(arr2);
	return result;
}

bool test_stringOnHeap() {
	char *str = malloc(sizeof(char) * 14);
	strcpy(str, "Hello, World!");
	char *test = malloc(sizeof(char) * 14);
	int counter = 0;
	foreach(char, item, str, 14) {
		test[counter] = *item;
		counter++;
	}

	bool result = strcmp(str, test) == 0;
	free(str);
	free(test);
	return result;
}

int main() {
	void* functions[] = {
			test_simpleArray,
			test_randomNumbers,
			test_simpleString,
			test_randomNumbersAsPointers,
			test_randomNumbersOnHeap,
			test_stringOnHeap,
			test_twoDimensionalArray,
	};
	printf("foreach tests\n");
	for (int i = 0; i < sizeof(functions) / sizeof(void*); i++) {
		bool result = ((bool (*)()) functions[i])();
		if (result) {
			printf("Test %d passed\n", i);
		} else {
			printf("Test %d failed\n", i);
		}
	}
	return EXIT_SUCCESS;
}
#pragma clang diagnostic pop