# 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":"struct S { int a; };\nint main() {\nS().\n}"}}}
---
{"jsonrpc":"2.0","id":1,"method":"textDocument/completion","params":{"textDocument":{"uri":"test:///main.cpp"},"position":{"line":2,"character":4}}}
#      CHECK:  "id": 1
# CHECK-NEXT:  "jsonrpc": "2.0",
# CHECK-NEXT:  "result": {
# CHECK-NEXT:    "isIncomplete": false,
# CHECK-NEXT:    "items": [
# CHECK-NEXT:    {
# CHECK-NEXT:      "detail": "int",
# CHECK-NEXT:      "filterText": "a",
# CHECK-NEXT:      "insertText": "a",
# CHECK-NEXT:      "insertTextFormat": 1,
# CHECK-NEXT:      "kind": 5,
# CHECK-NEXT:      "label": " a",
# CHECK-NEXT:      "sortText": "{{.*}}a"
# CHECK-NEXT:    }
# CHECK-NEXT:  ]
---
# Update the source file and check for completions again.
{"jsonrpc":"2.0","method":"textDocument/didChange","params":{"textDocument":{"uri":"test:///main.cpp","version":2},"contentChanges":[{"text":"struct S { int b; };\nint main() {\nS().\n}"}]}}
---
{"jsonrpc":"2.0","id":3,"method":"textDocument/completion","params":{"textDocument":{"uri":"test:///main.cpp"},"position":{"line":2,"character":4}}}
#      CHECK:  "id": 3,
# CHECK-NEXT:  "jsonrpc": "2.0",
# CHECK-NEXT:  "result": {
# CHECK-NEXT:    "isIncomplete": false,
# CHECK-NEXT:    "items": [
# CHECK-NEXT:    {
# CHECK-NEXT:      "detail": "int",
# CHECK-NEXT:      "filterText": "b",
# CHECK-NEXT:      "insertText": "b",
# CHECK-NEXT:      "insertTextFormat": 1,
# CHECK-NEXT:      "kind": 5,
# CHECK-NEXT:      "label": " b",
# CHECK-NEXT:      "sortText": "{{.*}}b"
# CHECK-NEXT:    }
# CHECK-NEXT:  ]
---
{"jsonrpc":"2.0","id":4,"method":"shutdown"}