1 files changed, 39 insertions, 0 deletions
diff --git a/clangd/test/textdocument-didchange-fail.test b/clangd/test/textdocument-didchange-fail.test
new file mode 100644
index 00000000..33350c4a
--- /dev/null
+++ b/clangd/test/textdocument-didchange-fail.test
@@ -0,0 +1,39 @@
+# RUN: clangd -lit-test < %s | FileCheck -strict-whitespace %s
+# RUN: clangd -lit-test -pch-storage=memory < %s | FileCheck -strict-whitespace %s
+{"jsonrpc":"2.0","id":0,"method":"initialize","params":{"processId":123,"rootPath":"clangd","capabilities":{},"trace":"off"}}
+---
+{"jsonrpc":"2.0","method":"textDocument/didOpen","params":{"textDocument":{"uri":"test:///main.cpp","languageId":"cpp","version":1,"text":"int main() {}\n"}}}
+---
+{"jsonrpc":"2.0","id":1,"method":"textDocument/definition","params":{"textDocument":{"uri":"test:///main.cpp"},"position":{"line":0,"character":6}}}
+#      CHECK:  "id": 1,
+# CHECK-NEXT:  "jsonrpc": "2.0",
+# CHECK-NEXT:  "result": [
+# CHECK-NEXT:    {
+# CHECK-NEXT:      "range": {
+# CHECK-NEXT:        "end": {
+# CHECK-NEXT:          "character": 8,
+# CHECK-NEXT:          "line": 0
+# CHECK-NEXT:        },
+# CHECK-NEXT:        "start": {
+# CHECK-NEXT:          "character": 4,
+# CHECK-NEXT:          "line": 0
+# CHECK-NEXT:        }
+# CHECK-NEXT:      },
+# CHECK-NEXT:      "uri": "file://{{.*}}/clangd-test/main.cpp"
+# CHECK-NEXT:    }
+# CHECK-NEXT:  ]
+---
+{"jsonrpc":"2.0","method":"textDocument/didChange","params":{"textDocument":{"uri":"test:///main.cpp"},"contentChanges":[{"range":{"start":{"line":100,"character":0},"end":{"line":100,"character":0}},"text": "foo"}]}}
+---
+{"jsonrpc":"2.0","id":1,"method":"textDocument/definition","params":{"textDocument":{"uri":"test:///main.cpp"},"position":{"line":0,"character":6}}}
+#      CHECK:  "error": {
+# CHECK-NEXT:    "code": -32602,
+# CHECK-NEXT:    "message": "trying to get AST for non-added document"
+# CHECK-NEXT:  },
+# CHECK-NEXT:  "id": 1,
+# CHECK-NEXT:  "jsonrpc": "2.0"
+# CHECK-NEXT:}
+---
+{"jsonrpc":"2.0","id":4,"method":"shutdown"}
+---
+{"jsonrpc":"2.0","method":"exit"}