Also check that tests-listing-format-json.rs produces JSON Lines

Author: Zalathar

tests/ui/test-attrs/tests-listing-format-json.rs

@@ -3,9 +3,8 @@
 //@ run-flags: --list --format json -Zunstable-options
 //@ run-pass
 //@ check-run-results
+//@ check-run-stdout-is-json-lines
 //@ only-nightly
-//@ normalize-stdout-test: "fake-test-src-base/test-attrs/" -> "$$DIR/"
-//@ normalize-stdout-test: "fake-test-src-base\\test-attrs\\" -> "$$DIR/"
 
 // Checks the listing of tests with --format json.
 

tests/ui/test-attrs/tests-listing-format-json.run.stdout

@@ -1,5 +1,5 @@
 { "type": "suite", "event": "discovery" }
-{ "type": "test", "event": "discovered", "name": "a_test", "ignore": false, "ignore_message": "", "source_path": "$DIR/tests-listing-format-json.rs", "start_line": 21, "start_col": 4, "end_line": 21, "end_col": 10 }
-{ "type": "test", "event": "discovered", "name": "m_test", "ignore": false, "ignore_message": "", "source_path": "$DIR/tests-listing-format-json.rs", "start_line": 14, "start_col": 4, "end_line": 14, "end_col": 10 }
-{ "type": "test", "event": "discovered", "name": "z_test", "ignore": true, "ignore_message": "not yet implemented", "source_path": "$DIR/tests-listing-format-json.rs", "start_line": 18, "start_col": 4, "end_line": 18, "end_col": 10 }
+{ "type": "test", "event": "discovered", "name": "a_test", "ignore": false, "ignore_message": "", "source_path": "$DIR/tests-listing-format-json.rs", "start_line": 20, "start_col": 4, "end_line": 20, "end_col": 10 }
+{ "type": "test", "event": "discovered", "name": "m_test", "ignore": false, "ignore_message": "", "source_path": "$DIR/tests-listing-format-json.rs", "start_line": 13, "start_col": 4, "end_line": 13, "end_col": 10 }
+{ "type": "test", "event": "discovered", "name": "z_test", "ignore": true, "ignore_message": "not yet implemented", "source_path": "$DIR/tests-listing-format-json.rs", "start_line": 17, "start_col": 4, "end_line": 17, "end_col": 10 }
 { "type": "suite", "event": "completed", "tests": 3, "benchmarks": 0, "total": 3, "ignored": 1 }