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-rw-r--r--src/test/run-pass/str-lib.rs16
1 files changed, 16 insertions, 0 deletions
diff --git a/src/test/run-pass/str-lib.rs b/src/test/run-pass/str-lib.rs
new file mode 100644
index 00000000..585f9b8d
--- /dev/null
+++ b/src/test/run-pass/str-lib.rs
@@ -0,0 +1,16 @@
+use std;
+import std._str;
+
+fn test_bytes_len() {
+ check (_str.byte_len("") == 0u);
+ check (_str.byte_len("hello world") == 11u);
+ check (_str.byte_len("\x63") == 1u);
+ check (_str.byte_len("\xa2") == 2u);
+ check (_str.byte_len("\u03c0") == 2u);
+ check (_str.byte_len("\u2620") == 3u);
+ check (_str.byte_len("\U0001d11e") == 4u);
+}
+
+fn main() {
+ test_bytes_len();
+}