Update tests for exit

tests/ui/exit1.rs

@@ -6,15 +6,10 @@ fn not_main() {
     }
 }
 
-fn also_not_main() {
-    std::process::exit(3);
-}
-
 fn main() {
     if true {
         std::process::exit(2);
     };
-    also_not_main();
     not_main();
     std::process::exit(1);
 }

tests/ui/exit1.stderr

@@ -0,0 +1,10 @@
+error: usage of `process::exit`
+  --> $DIR/exit1.rs:5:9
+   |
+LL |         std::process::exit(4);
+   |         ^^^^^^^^^^^^^^^^^^^^^
+   |
+   = note: `-D clippy::exit` implied by `-D warnings`
+
+error: aborting due to previous error
+

tests/ui/exit2.rs

@@ -0,0 +1,13 @@
+#[warn(clippy::exit)]
+
+fn also_not_main() {
+    std::process::exit(3);
+}
+
+fn main() {
+    if true {
+        std::process::exit(2);
+    };
+    also_not_main();
+    std::process::exit(1);
+}

tests/ui/exit2.stderr

@@ -1,5 +1,5 @@
 error: usage of `process::exit`
-  --> $DIR/exit.rs:3:5
+  --> $DIR/exit2.rs:4:5
    |
 LL |     std::process::exit(3);
    |     ^^^^^^^^^^^^^^^^^^^^^

tests/ui/exit3.rs

@@ -0,0 +1,8 @@
+#[warn(clippy::exit)]
+
+fn main() {
+    if true {
+        std::process::exit(2);
+    };
+    std::process::exit(1);
+}