Move /src/test to /tests

tests/ui/empty/empty-struct-braces-expr.rs

@@ -0,0 +1,29 @@
+// Can't use empty braced struct as constant or constructor function
+
+// aux-build:empty-struct.rs
+
+extern crate empty_struct;
+use empty_struct::*;
+
+struct Empty1 {}
+
+enum E {
+    Empty3 {}
+}
+
+fn main() {
+    let e1 = Empty1; //~ ERROR expected value, found struct `Empty1`
+    let e1 = Empty1();
+    //~^ ERROR expected function, tuple struct or tuple variant, found struct `Empty1`
+    let e3 = E::Empty3; //~ ERROR expected value, found struct variant `E::Empty3`
+    let e3 = E::Empty3();
+    //~^ ERROR expected value, found struct variant `E::Empty3`
+
+    let xe1 = XEmpty1; //~ ERROR expected value, found struct `XEmpty1`
+    let xe1 = XEmpty1();
+    //~^ ERROR expected function, tuple struct or tuple variant, found struct `XEmpty1`
+    let xe3 = XE::Empty3; //~ ERROR no variant or associated item named `Empty3` found for enum
+    let xe3 = XE::Empty3(); //~ ERROR no variant or associated item named `Empty3` found for enum
+
+    XE::Empty1 {}; //~ ERROR no variant named `Empty1` found for enum `empty_struct::XE`
+}