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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-05-05 17:46:09 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-05-05 17:46:09 +0000
commit48ae1a0fb55b89de931512ffe4afd2c629ae828a (patch)
treea464b4d09295e0d1cdc290e42dc8cc97c4e044fe /lib/replace/tests/snprintf.c
parentInitial commit. (diff)
downloadtdb-48ae1a0fb55b89de931512ffe4afd2c629ae828a.tar.xz
tdb-48ae1a0fb55b89de931512ffe4afd2c629ae828a.zip
Adding upstream version 1.4.8.upstream/1.4.8upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'lib/replace/tests/snprintf.c')
-rw-r--r--lib/replace/tests/snprintf.c29
1 files changed, 29 insertions, 0 deletions
diff --git a/lib/replace/tests/snprintf.c b/lib/replace/tests/snprintf.c
new file mode 100644
index 0000000..77473f0
--- /dev/null
+++ b/lib/replace/tests/snprintf.c
@@ -0,0 +1,29 @@
+void foo(const char *format, ...)
+{
+ va_list ap;
+ int len;
+ char buf[20];
+ long long l = 1234567890;
+ l *= 100;
+
+ va_start(ap, format);
+ len = vsnprintf(buf, 0, format, ap);
+ va_end(ap);
+ if (len != 5) exit(1);
+
+ va_start(ap, format);
+ len = vsnprintf(0, 0, format, ap);
+ va_end(ap);
+ if (len != 5) exit(2);
+
+ if (snprintf(buf, 3, "hello") != 5 || strcmp(buf, "he") != 0) exit(3);
+
+ if (snprintf(buf, 20, "%lld", l) != 12 || strcmp(buf, "123456789000") != 0) exit(4);
+ if (snprintf(buf, 20, "%zu", 123456789) != 9 || strcmp(buf, "123456789") != 0) exit(5);
+ if (snprintf(buf, 20, "%2\$d %1\$d", 3, 4) != 3 || strcmp(buf, "4 3") != 0) exit(6);
+ if (snprintf(buf, 20, "%s", 0) < 3) exit(7);
+
+ printf("1");
+ exit(0);
+}
+int main(void) { foo("hello"); }