bug#29712: 26.0.90; Three emacs-26 elisp tests are failing on darwin

[Michael Albinus <michael.albinus@gmx.de>]

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Alan Third <alan@idiocy.org> writes:

> This particular failure happens because echo under /bin/sh on macOS
> doesn’t recognise the -n flag:

Does the appended patch fixes this?

Best regards, Michael.


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diff --git a/test/lisp/net/tramp-tests.el b/test/lisp/net/tramp-tests.el
index c1577008d3..ff2ab31074 100644
--- a/test/lisp/net/tramp-tests.el
+++ b/test/lisp/net/tramp-tests.el
@@ -3638,7 +3638,7 @@ tramp--test-shell-command-to-string-asynchronously
   "Check that two connections with separate ports are different."
   (skip-unless (tramp--test-enabled))
   ;; Bug#29712.
-  (skip-unless (not (eq system-type 'darwin)))
+  ;; (skip-unless (not (eq system-type 'darwin)))
   ;; We test it only for the mock-up connection; otherwise there might
   ;; be problems with the used ports.
   (skip-unless (and (eq tramp-syntax 'default)
@@ -3663,7 +3663,7 @@ tramp--test-shell-command-to-string-asynchronously
 		 (format "%s=%d" envvar port)
 		 tramp-remote-process-environment)))
 	  (should
-	   (string-equal
+	   (string-match
 	    (number-to-string port)
 	    (shell-command-to-string (format "echo -n $%s" envvar))))))