Add test for unknown Clippy attributes

flip1995 · flip1995 · commit c4eb7801565f · 2019-02-28T20:18:42.000+01:00
diff --git a/tests/ui/unknown_attribute.rs b/tests/ui/unknown_attribute.rs
@@ -0,0 +1,3 @@
+#[clippy::unknown]
+#[clippy::cyclomatic_complexity = "1"]
+fn main() {}
diff --git a/tests/ui/unknown_attribute.stderr b/tests/ui/unknown_attribute.stderr
@@ -0,0 +1,8 @@
+error: Usage of unknown attribute
+  --> $DIR/unknown_attribute.rs:1:11
+   |
+LL | #[clippy::unknown]
+   |           ^^^^^^^
+
+error: aborting due to previous error
+

Original file line number	Diff line number	Diff line change
`@@ -0,0 +1,3 @@`
	`1`	`+#[clippy::unknown]`
	`2`	`+#[clippy::cyclomatic_complexity = "1"]`
	`3`	`+fn main() {}`