basic automated testing

1 files changed, 64 insertions, 0 deletions

diff --git a/test/08-bit.c b/test/08-bit.c
new file mode 100644
index 0000000..5854cad
--- /dev/null
+++ b/test/08-bit.c
@@ -0,0 +1,64 @@
+/* EXPECT:
+expect 6, -4, 7, -1
+       6, -4, 7, -1
+*/
+
+int xor(int a) {
+   return a ^ 3 | 555;
+}
+
+int cmp(float x, float y) {
+   return x < y && x > 0.f;
+}
+
+struct foo {
+   unsigned int x : 10;
+   unsigned y : 7;
+   short k:3;
+int : 0;
+   short a:15;
+   long long h:60;
+};
+
+int bitf(struct foo *q) {
+   extern void aeiou(int);
+   aeiou(q->h);
+   return q->x + q->y - q->k + q->a;
+}
+
+struct s1 {
+   short x : 3, y : 12;
+};
+struct s2 {
+   struct s1 a;
+};
+
+struct s2 bitfcopy2(struct s2 x) {
+   return (struct s2){x.a};
+}
+
+int main(int p) {
+   extern int printf(const char *, ...);
+
+   static struct foo foo;
+
+   foo.x = 5+p;
+   foo.k = 3;
+   foo.h += 7;
+   bitf(&foo);
+   foo.a = -1;
+   foo.a = xor(foo.a |= 3);
+   printf("expect %d, -4, 7, %d\n", 5+p, (short)((-1|3)^3|555));
+   printf("       %d, %d, %lld, %d\n", foo.x, foo.k+=1, foo.h, foo.a);
+
+   int x = 42,
+       *a = &x,
+       **b = &a,
+       ***c = &b,
+       ****d = &c,
+       *****e = &d,
+       ******f = &e;
+   return ******f;
+}
+
+void aeiou(int _){}