test_runner: emit test-only diagnostic warning

PR-URL: #46540 Backport-PR-URL: #46839 Fixes: #46448 Reviewed-By: Colin Ihrig <cjihrig@gmail.com> Reviewed-By: Moshe Atlow <moshe@atlow.co.il> Reviewed-By: Benjamin Gruenbaum <benjamingr@gmail.com> Reviewed-By: James M Snell <jasnell@gmail.com>
nodejs · Mar 3, 2023 · 94c870b · 94c870b
1 parent d44f83d
commit 94c870b
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diff --git a/lib/internal/test_runner/test.js b/lib/internal/test_runner/test.js
@@ -278,6 +278,12 @@ class Test extends AsyncResource {
     };
     this.waitingOn = 0;
     this.finished = false;
+
+    if (!testOnlyFlag && (only || this.runOnlySubtests)) {
+      const warning =
+        "'only' and 'runOnly' require the --test-only command-line option.";
+      this.diagnostic(warning);
+    }
   }
 
   hasConcurrency() {

diff --git a/test/message/test_runner_output.out b/test/message/test_runner_output.out
@@ -475,11 +475,13 @@ ok 52 - callback async throw after done
       ---
       duration_ms: *
       ...
+    # 'only' and 'runOnly' require the --test-only command-line option.
     # Subtest: running subtest 3
     ok 3 - running subtest 3
       ---
       duration_ms: *
       ...
+    # 'only' and 'runOnly' require the --test-only command-line option.
     # Subtest: running subtest 4
     ok 4 - running subtest 4
       ---
@@ -490,6 +492,7 @@ ok 53 - only is set but not in only mode
   ---
   duration_ms: *
   ...
+# 'only' and 'runOnly' require the --test-only command-line option.
 # Subtest: custom inspect symbol fail
 not ok 54 - custom inspect symbol fail
   ---

diff --git a/test/message/test_runner_output_cli.out b/test/message/test_runner_output_cli.out
@@ -475,11 +475,13 @@ ok 52 - callback async throw after done
       ---
       duration_ms: *
       ...
+    # 'only' and 'runOnly' require the --test-only command-line option.
     # Subtest: running subtest 3
     ok 3 - running subtest 3
       ---
       duration_ms: *
       ...
+    # 'only' and 'runOnly' require the --test-only command-line option.
     # Subtest: running subtest 4
     ok 4 - running subtest 4
       ---
@@ -490,6 +492,7 @@ ok 53 - only is set but not in only mode
   ---
   duration_ms: *
   ...
+# 'only' and 'runOnly' require the --test-only command-line option.
 # Subtest: custom inspect symbol fail
 not ok 54 - custom inspect symbol fail
   ---

diff --git a/test/message/test_runner_output_spec_reporter.out b/test/message/test_runner_output_spec_reporter.out
@@ -199,9 +199,12 @@
  only is set but not in only mode
    running subtest 1 (*ms)
    running subtest 2 (*ms)
+   'only' and 'runOnly' require the --test-only command-line option.
    running subtest 3 (*ms)
+   'only' and 'runOnly' require the --test-only command-line option.
    running subtest 4 (*ms)
  only is set but not in only mode (*ms)
+ 'only' and 'runOnly' require the --test-only command-line option.
 
  custom inspect symbol fail (*ms)
   customized