1 files changed, 66 insertions, 0 deletions
diff --git a/nsprpub/pr/tests/prftest.c b/nsprpub/pr/tests/prftest.c
new file mode 100644
index 0000000000..091c990a79
--- /dev/null
+++ b/nsprpub/pr/tests/prftest.c
@@ -0,0 +1,66 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+/*
+ * File:    prftest.c
+ * Description:
+ *     This is a simple test of the PR_snprintf() function defined
+ *     in prprf.c.
+ */
+
+#include "prlong.h"
+#include "prprf.h"
+
+#include <string.h>
+
+#define BUF_SIZE 128
+
+int main(int argc, char **argv)
+{
+    PRInt16 i16;
+    PRIntn n;
+    PRInt32 i32;
+    PRInt64 i64;
+    char buf[BUF_SIZE];
+    char answer[BUF_SIZE];
+    int i, rv = 0;
+
+    i16 = -1;
+    n = -1;
+    i32 = -1;
+    LL_I2L(i64, i32);
+
+    PR_snprintf(buf, BUF_SIZE, "%hx %x %lx %llx", i16, n, i32, i64);
+    strcpy(answer, "ffff ");
+    for (i = PR_BYTES_PER_INT * 2; i; i--) {
+        strcat(answer, "f");
+    }
+    strcat(answer, " ffffffff ffffffffffffffff");
+
+    if (!strcmp(buf, answer)) {
+        printf("PR_snprintf test 1 passed\n");
+    } else {
+        printf("PR_snprintf test 1 failed\n");
+        printf("Converted string is %s\n", buf);
+        printf("Should be %s\n", answer);
+        rv = 1;
+    }
+
+    i16 = -32;
+    n = 30;
+    i32 = 64;
+    LL_I2L(i64, 333);
+    PR_snprintf(buf, BUF_SIZE, "%d %hd %lld %ld", n, i16, i64, i32);
+    if (!strcmp(buf, "30 -32 333 64")) {
+        printf("PR_snprintf test 2 passed\n");
+    } else {
+        printf("PR_snprintf test 2 failed\n");
+        printf("Converted string is %s\n", buf);
+        printf("Should be 30 -32 333 64\n");
+        rv = 1;
+    }
+
+    return rv;
+}