Test the buffered reader and writer in _io.

1 files changed, 26 insertions, 0 deletions

diff --git a/src/test/run-pass/lib-io.rs b/src/test/run-pass/lib-io.rs
new file mode 100644
index 00000000..66394435
--- /dev/null
+++ b/src/test/run-pass/lib-io.rs
@@ -0,0 +1,26 @@
+// -*- rust -*-
+
+use std;
+import std._io;
+import std._str;
+
+fn test_simple(str tmpfilebase) {
+  let str tmpfile = tmpfilebase + ".tmp";
+  log tmpfile;
+  let str frood = "A hoopy frood who really knows where his towel is.";
+  log frood;
+
+  {
+    let _io.buf_writer out = _io.new_buf_writer(tmpfile, vec(_io.create()));
+    out.write(_str.bytes(frood));
+  }
+
+  let _io.buf_reader inp = _io.new_buf_reader(tmpfile);
+  let str frood2 = _str.from_bytes(inp.read());
+  log frood2;
+  check (_str.eq(frood, frood2));
+}
+
+fn main(vec[str] argv) {
+  test_simple(argv.(0));
+}