patch 8.2.3284: no error for insert() or remove() changing a locked blob
Problem: No error for insert() or remove() changing a locked blob.
Solution: Check a blob is not locked before changing it. (Sean Dewar,
closes #8696)
diff --git a/src/testdir/test_blob.vim b/src/testdir/test_blob.vim
index b41ca78..d56c4f7 100644
--- a/src/testdir/test_blob.vim
+++ b/src/testdir/test_blob.vim
@@ -428,6 +428,23 @@
call remove(test_null_blob(), 1, 2)
END
call CheckLegacyAndVim9Failure(lines, 'E979:')
+
+ let lines =<< trim END
+ let b = 0zDEADBEEF
+ lockvar b
+ call remove(b, 0)
+ unlockvar b
+ END
+ call CheckScriptFailure(lines, 'E741:')
+
+ " can only check at script level, not in a :def function
+ let lines =<< trim END
+ vim9script
+ var b = 0zDEADBEEF
+ lockvar b
+ remove(b, 0)
+ END
+ call CheckScriptFailure(lines, 'E741:')
endfunc
func Test_blob_read_write()
@@ -543,6 +560,22 @@
insert(test_null_blob(), 0x33)
END
call CheckDefExecAndScriptFailure(lines, 'E1131:')
+
+ let lines =<< trim END
+ let b = 0zDEADBEEF
+ lockvar b
+ call insert(b, 3)
+ unlockvar b
+ END
+ call CheckScriptFailure(lines, 'E741:')
+
+ let lines =<< trim END
+ vim9script
+ var b = 0zDEADBEEF
+ lockvar b
+ insert(b, 3)
+ END
+ call CheckScriptFailure(lines, 'E741:')
endfunc
func Test_blob_reverse()