1 files changed, 100 insertions, 0 deletions
diff --git a/pjlib/src/pjlib-test/fifobuf.c b/pjlib/src/pjlib-test/fifobuf.c
new file mode 100644
index 00000000..9bb471b9
--- /dev/null
+++ b/pjlib/src/pjlib-test/fifobuf.c
@@ -0,0 +1,100 @@
+/* $Header: /pjproject-0.3/pjlib/src/pjlib-test/fifobuf.c 2     10/14/05 12:26a Bennylp $
+ */
+#include "test.h"
+
+/* To prevent warning about "translation unit is empty"
+ * when this test is disabled. 
+ */
+int dummy_fifobuf_test;
+
+#if INCLUDE_FIFOBUF_TEST
+
+#include <pjlib.h>
+
+int fifobuf_test()
+{
+    enum { SIZE = 1024, MAX_ENTRIES = 128, 
+	   MIN_SIZE = 4, MAX_SIZE = 64, 
+	   LOOP=10000 };
+    pj_pool_t *pool;
+    pj_fifobuf_t fifo;
+    unsigned available = SIZE;
+    void *entries[MAX_ENTRIES];
+    void *buffer;
+    int i;
+
+    pool = pj_pool_create(mem, NULL, SIZE+256, 0, NULL);
+    if (!pool)
+	return -10;
+
+    buffer = pj_pool_alloc(pool, SIZE);
+    if (!buffer)
+	return -20;
+
+    pj_fifobuf_init (&fifo, buffer, SIZE);
+    
+    // Test 1
+    for (i=0; i<LOOP*MAX_ENTRIES; ++i) {
+	int size;
+	int c, f;
+	c = i%2;
+	f = (i+1)%2;
+	do {
+	    size = MIN_SIZE+(pj_rand() % MAX_SIZE);
+	    entries[c] = pj_fifobuf_alloc (&fifo, size);
+	} while (entries[c] == 0);
+	if ( i!=0) {
+	    pj_fifobuf_free(&fifo, entries[f]);
+	}
+    }
+    if (entries[(i+1)%2])
+	pj_fifobuf_free(&fifo, entries[(i+1)%2]);
+
+    if (pj_fifobuf_max_size(&fifo) < SIZE-4) {
+	pj_assert(0);
+	return -1;
+    }
+
+    // Test 2
+    entries[0] = pj_fifobuf_alloc (&fifo, MIN_SIZE);
+    if (!entries[0]) return -1;
+    for (i=0; i<LOOP*MAX_ENTRIES; ++i) {
+	int size = MIN_SIZE+(pj_rand() % MAX_SIZE);
+	entries[1] = pj_fifobuf_alloc (&fifo, size);
+	if (entries[1])
+	    pj_fifobuf_unalloc(&fifo, entries[1]);
+    }
+    pj_fifobuf_unalloc(&fifo, entries[0]);
+    if (pj_fifobuf_max_size(&fifo) < SIZE-4) {
+	pj_assert(0);
+	return -2;
+    }
+
+    // Test 3
+    for (i=0; i<LOOP; ++i) {
+	int count, j;
+	for (count=0; available>=MIN_SIZE+4 && count < MAX_ENTRIES;) {
+	    int size = MIN_SIZE+(pj_rand() % MAX_SIZE);
+	    entries[count] = pj_fifobuf_alloc (&fifo, size);
+	    if (entries[count]) {
+		available -= (size+4);
+		++count;
+	    }
+	}
+	for (j=0; j<count; ++j) {
+	    pj_fifobuf_free (&fifo, entries[j]);
+	}
+	available = SIZE;
+    }
+
+    if (pj_fifobuf_max_size(&fifo) < SIZE-4) {
+	pj_assert(0);
+	return -3;
+    }
+    pj_pool_release(pool);
+    return 0;
+}
+
+#endif	/* INCLUDE_FIFOBUF_TEST */
+
+