add tests

Makefile

@@ -16,7 +16,11 @@ ifneq (, $(shell which pdflatex))
 	mv doc/Informe.pdf Informe.pdf
 endif
 
-clean: cleansort cleaninforme
+test:
+	make -C test
+	test/test
+
+clean: cleansort cleaninforme cleantest
 
 cleansort:
 	rm -f src/*.o sort
@@ -25,4 +29,7 @@ cleaninforme:
 	make -C doc clean
 	rm -f Informe.pdf
 
-.PHONY: all sort informe clean cleansort cleaninforme
+cleantest:
+	make -C test clean
+
+.PHONY: all sort informe test clean cleansort cleaninforme cleantest

test/Makefile

@@ -0,0 +1,15 @@
+CC=gcc
+CFLAGS=-Wall -I../src/include -DDEBUG -g
+SRC=test.c
+OBJ=$(SRC:.c=.o)
+OBJ+=../src/random.o ../src/bubble_sort.o ../src/timer.o
+
+all: test
+
+test: $(OBJ)
+	$(CC) -o $@ $^ $(LDFLAGS)
+
+clean:
+	rm -f *.o test
+
+.PHONY: all test clean

test/test.c

@@ -0,0 +1,80 @@
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <unistd.h>
+#include "random.h"
+#include "bubble_sort.h"
+
+static int *test_case;
+static int *test_array;
+static int *qarray;
+
+/**
+ * Este función va a comparar valores para devolver los valores en orden ascendida
+ * @param a El primer valor a comparar
+ * @param b El segundo valor a comparar
+ * @return Retorna la comparación de los dos argumentos
+ */
+int compar(const void *a, const void *b) {
+	return (*(int*) a - *(int*) b);
+}
+
+/**
+ * Limpiar la memoria al salir
+ */
+void cleanup() {
+	free(test_case);
+	free(test_array);
+	free(qarray);
+}
+
+/**
+ * El programa de test
+ */
+int main(int argc, char **argv) {
+	int n = 50000;
+	int i;
+	int gen;
+
+	test_case = malloc(sizeof(int) * n);
+	qarray = malloc(sizeof(int) * n);
+	test_array = malloc(sizeof(int) * n);
+
+	atexit(cleanup);
+
+	fprintf(stdout, "Running tests:\n");
+
+	// Test random number generation
+	fprintf(stdout, "\trandom generation: ");
+	fflush(stdout);
+	for (i = 0; i < 5000000; i++) {
+		gen = gen_rand(-1000, 1000);
+		if (gen < -1000 || gen > 1000) {
+			fprintf(stdout, "fail\n");
+			return 1;
+		}
+	}
+	fprintf(stdout, "pass\n");
+
+	// Prepare for sort tests
+	for (i = 0; i < n; i++) {
+		test_case[i] = gen_rand(-20, 100);
+	}
+	memcpy(qarray, test_case, sizeof(int) * n);
+	memcpy(test_array, test_case, sizeof(int) * n);
+	qsort(qarray, n, sizeof(int), compar);
+
+	// Test bubble sort
+	fprintf(stdout, "\tbubble sort: ");
+	fflush(stdout);
+	bubble_sort(test_array, n);
+	for (i = 0; i < n; i++) {
+		if (test_array[i] != qarray[i]) {
+			fprintf(stdout, "fail\n");
+			return 1;
+		}
+	}
+	fprintf(stdout, "pass\n");
+
+	return 0;
+}