3 files changed, 28 insertions, 10 deletions

diff --git a/test/lisp/progmodes/js-tests.el b/test/lisp/progmodes/js-tests.el
index 7cb737c30e2..d61f084e0df 100644
--- a/test/lisp/progmodes/js-tests.el
+++ b/test/lisp/progmodes/js-tests.el
@@ -23,6 +23,7 @@
 
 (require 'ert)
 (require 'js)
+(require 'syntax)
 
 (ert-deftest js-mode-fill-bug-19399 ()
   (with-temp-buffer
@@ -99,6 +100,22 @@ if (!/[ (:,='\"]/.test(value)) {
     (forward-line)
     (should (looking-at " \\* test"))))
 
+(ert-deftest js-mode-regexp-syntax-bug-25529 ()
+  (dolist (regexp-contents '("[^[]"
+                             "[/]"
+                             ;; A comment with the regexp on the next
+                             ;; line.
+                             "*comment*/\n/regexp"))
+    (with-temp-buffer
+      (js-mode)
+      (insert "let x = /" regexp-contents "/;\n")
+      (save-excursion (insert "something();\n"))
+      ;; The failure mode was that the regexp literal was not
+      ;; recognized, causing the next line to be given string syntax;
+      ;; but check for comment syntax as well to prevent an
+      ;; implementation not recognizing the comment example.
+      (should-not (syntax-ppss-context (syntax-ppss))))))
+
 (provide 'js-tests)
 
 ;;; js-tests.el ends here
diff --git a/test/lisp/textmodes/css-mode-tests.el b/test/lisp/textmodes/css-mode-tests.el
index 5372c37a179..d601f43002a 100644
--- a/test/lisp/textmodes/css-mode-tests.el
+++ b/test/lisp/textmodes/css-mode-tests.el
@@ -226,7 +226,8 @@
                   ("a:v" "isited" ":visited")
                   ("border-" "color: red" "border-color")
                   ("border-color: red" ";" "border-color")
-                  ("border-color: red; color: green" ";" "color")))
+                  ("border-color: red; color: green" ";" "color")
+                  ("  border-collapse " ": collapse;" "border-collapse")))
     (with-temp-buffer
       (css-mode)
       (insert (nth 0 item))
diff --git a/test/src/fns-tests.el b/test/src/fns-tests.el
index 160d0f106e9..a1b48a643e1 100644
--- a/test/src/fns-tests.el
+++ b/test/src/fns-tests.el
@@ -473,12 +473,12 @@
     (should (lax-plist-get d2 1))
     (should-error (lax-plist-get c1 2) :type 'circular-list)
     (should (lax-plist-get c2 2))
-    (should-not (lax-plist-get d1 2))
+    (should-error (lax-plist-get d1 2) :type 'wrong-type-argument)
     (should (lax-plist-get d2 2))
     (should-error (lax-plist-get c1 3) :type 'circular-list)
     (should-error (lax-plist-get c2 3) :type 'circular-list)
-    (should-not (lax-plist-get d1 3))
-    (should-not (lax-plist-get d2 3))))
+    (should-error (lax-plist-get d1 3) :type 'wrong-type-argument)
+    (should-error (lax-plist-get d2 3) :type 'wrong-type-argument)))
 
 (ert-deftest test-cycle-plist-member ()
   (let ((c1 (cyc1 1))
@@ -509,12 +509,12 @@
     (should (plist-put d2 1 1))
     (should-error (plist-put c1 2 2) :type 'circular-list)
     (should (plist-put c2 2 2))
-    (should (plist-put d1 2 2))
+    (should-error (plist-put d1 2 2) :type 'wrong-type-argument)
     (should (plist-put d2 2 2))
     (should-error (plist-put c1 3 3) :type 'circular-list)
     (should-error (plist-put c2 3 3) :type 'circular-list)
-    (should (plist-put d1 3 3))
-    (should (plist-put d2 3 3))))
+    (should-error (plist-put d1 3 3) :type 'wrong-type-argument)
+    (should-error (plist-put d2 3 3) :type 'wrong-type-argument)))
 
 (ert-deftest test-cycle-lax-plist-put ()
   (let ((c1 (cyc1 1))
@@ -527,12 +527,12 @@
     (should (lax-plist-put d2 1 1))
     (should-error (lax-plist-put c1 2 2) :type 'circular-list)
     (should (lax-plist-put c2 2 2))
-    (should (lax-plist-put d1 2 2))
+    (should-error (lax-plist-put d1 2 2) :type 'wrong-type-argument)
     (should (lax-plist-put d2 2 2))
     (should-error (lax-plist-put c1 3 3) :type 'circular-list)
     (should-error (lax-plist-put c2 3 3) :type 'circular-list)
-    (should (lax-plist-put d1 3 3))
-    (should (lax-plist-put d2 3 3))))
+    (should-error (lax-plist-put d1 3 3) :type 'wrong-type-argument)
+    (should-error (lax-plist-put d2 3 3) :type 'wrong-type-argument)))
 
 (ert-deftest test-cycle-equal ()
   (should-error (equal (cyc1 1) (cyc1 1)))