patch 9.0.1511: crash when using wrong arg types to assert_match()
Problem: Crash when using wrong arg types to assert_match().
Solution: Check for NULL pointer. (closes #12349)
diff --git a/src/testdir/test_assert.vim b/src/testdir/test_assert.vim
index b7530bf..d143f19 100644
--- a/src/testdir/test_assert.vim
+++ b/src/testdir/test_assert.vim
@@ -335,6 +335,23 @@
call remove(v:errors, 0)
endfunc
+func Test_assert_wrong_arg_emsg_off()
+ CheckFeature folding
+
+ new
+ call setline(1, ['foo', 'bar'])
+ 1,2fold
+
+ " This used to crash Vim
+ let &l:foldtext = 'assert_match({}, {})'
+ redraw!
+
+ let &l:foldtext = 'assert_equalfile({}, {})'
+ redraw!
+
+ bwipe!
+endfunc
+
func Test_assert_fails_in_try_block()
try
call assert_equal(0, assert_fails('throw "error"'))