Move /src/test to /tests

tests/rustdoc-ui/doc-test-rustdoc-feature.rs

@@ -0,0 +1,15 @@
+// check-pass
+// compile-flags:--test
+// normalize-stdout-test: "src/test/rustdoc-ui" -> "$$DIR"
+// normalize-stdout-test "finished in \d+\.\d+s" -> "finished in $$TIME"
+
+#![feature(doc_cfg)]
+
+// Make sure `cfg(doc)` is set when finding doctests but not inside the doctests.
+
+/// ```
+/// #![feature(doc_cfg)]
+/// assert!(!cfg!(doc));
+/// ```
+#[cfg(doc)]
+pub struct Foo;