Move /src/test to /tests

tests/ui/for-loop-while/linear-for-loop.rs

@@ -0,0 +1,23 @@
+// run-pass
+pub fn main() {
+    let x = vec![1, 2, 3];
+    let mut y = 0;
+    for i in &x { println!("{}", *i); y += *i; }
+    println!("{}", y);
+    assert_eq!(y, 6);
+    let s = "hello there".to_string();
+    let mut i: isize = 0;
+    for c in s.bytes() {
+        if i == 0 { assert_eq!(c, 'h' as u8); }
+        if i == 1 { assert_eq!(c, 'e' as u8); }
+        if i == 2 { assert_eq!(c, 'l' as u8); }
+        if i == 3 { assert_eq!(c, 'l' as u8); }
+        if i == 4 { assert_eq!(c, 'o' as u8); }
+        // ...
+
+        i += 1;
+        println!("{}", i);
+        println!("{}", c);
+    }
+    assert_eq!(i, 11);
+}