1 files changed, 62 insertions, 0 deletions
diff --git a/src/testdir/test_vim9_fails.vim b/src/testdir/test_vim9_fails.vim
new file mode 100644
index 0000000..9d43370
--- /dev/null
+++ b/src/testdir/test_vim9_fails.vim
@@ -0,0 +1,62 @@
+" Test for Vim9 script with failures, causing memory leaks to be reported.
+" The leaks happen after a fork() and can be ignored.
+
+source check.vim
+
+def Test_assignment()
+  if !has('channel')
+    CheckFeature channel
+  else
+    var chan1: channel
+    var job1: job
+    var job2: job = job_start('willfail')
+  endif
+enddef
+
+" Unclear why this test causes valgrind to report problems.
+def Test_job_info_return_type()
+  if !has('job')
+    CheckFeature job
+  else
+    var job: job = job_start(&shell)
+    var jobs = job_info()
+    assert_equal('list<job>', typename(jobs))
+    assert_equal('dict<any>', typename(job_info(jobs[0])))
+    job_stop(job)
+  endif
+enddef
+
+" Using "idx" from a legacy global function does not work.
+" This caused a crash when called from legacy context.
+" This creates a dict that contains a partial that refers to the dict, causing
+" valgrind to report "possibly leaked memory".
+func Test_partial_call_fails()
+  let lines =<< trim END
+      vim9script
+
+      var l = ['a', 'b', 'c']
+      def Iter(container: any): any
+        var idx = -1
+        var obj = {state: container}
+        def g:NextItem__(self: dict<any>): any
+          ++idx
+          return self.state[idx]
+        enddef
+        obj.__next__ = function('g:NextItem__', [obj])
+        return obj
+      enddef
+
+      var it = Iter(l)
+      echo it.__next__()
+  END
+  call writefile(lines, 'XpartialCall', 'D')
+  let caught = 'no'
+  try
+    source XpartialCall
+  catch /E1248:/
+    let caught = 'yes'
+  endtry
+  call assert_equal('yes', caught)
+  delfunc g:NextItem__
+endfunc
+