initial commit

3 files changed, 81 insertions, 0 deletions

diff --git a/tests/fail.c b/tests/fail.c
new file mode 100644
index 0000000..b1cd416
--- /dev/null
+++ b/tests/fail.c
@@ -0,0 +1,32 @@
+#include <stdio.h>
+#include <assert.h>
+
+#include "test.h"
+
+/* this is a well behaved program that prints out a smiley face */
+
+int main()
+{
+#if defined(COVERAGE)
+	assert(!covsrv_init());
+	atexit(covsrv_destroy);
+#endif
+
+	/* alloc memory for the smiley */
+	char *p = mallocc(2 * sizeof(char));
+	if (!p) {
+		fprintf(stderr, "oops, malloc failed :(\n");
+		return -1;
+	}
+
+	p[0] = ':';
+	p[1] = ')';
+
+	/* oops, forgot the terminating null, let's realloc
+	 * (but in a dangerous way) */
+	p = reallocc(p, 3 * sizeof(char));
+	p[2] = '\0';
+	printf("%s\n", p);
+
+	free(p);
+}
diff --git a/tests/pass.c b/tests/pass.c
new file mode 100644
index 0000000..bd5bfc3
--- /dev/null
+++ b/tests/pass.c
@@ -0,0 +1,39 @@
+#include <stdio.h>
+#include <assert.h>
+
+#include "test.h"
+
+/* this is a well behaved program that prints out a smiley face */
+
+int main()
+{
+#if defined(COVERAGE)
+	assert(!covsrv_init());
+	atexit(covsrv_destroy);
+#endif
+
+	/* alloc memory for the smiley */
+	char *p = mallocc(2 * sizeof(char));
+	if (!p) {
+		fprintf(stderr, "oops, malloc failed :(\n");
+		return -1;
+	}
+
+	p[0] = ':';
+	p[1] = ')';
+
+	/* oops, forgot the terminating null, let's realloc */
+	char *new_p = reallocc(p, 3 * sizeof(char));
+	if (!new_p) {
+		fprintf(stderr, "oops, realloc failed :(\n");
+		free(p);
+		return -1;
+	}
+
+	p = new_p;
+
+	p[2] = '\0';
+	printf("%s\n", p);
+
+	free(p);
+}
diff --git a/tests/test.h b/tests/test.h
new file mode 100644
index 0000000..d7832d1
--- /dev/null
+++ b/tests/test.h
@@ -0,0 +1,10 @@
+#ifndef TEST_H
+#define TEST_H
+
+#include <stdlib.h>
+#include <covsrv/covsrv.h>
+
+#define mallocc(n)     ({covsrv_die() ? NULL : malloc(n);})
+#define reallocc(p, n) ({covsrv_die() ? NULL : realloc(p, n);})
+
+#endif /* TEST_ALLOC_H */