# RUN: clangd -lit-test < %s | FileCheck -strict-whitespace %s
# Start a session.
{"jsonrpc":"2.0","id":0,"method":"initialize","params":{"processId":123,"rootPath":"clangd","capabilities":{"textDocument": {"signatureHelp": {"signatureInformation": {"documentationFormat": ["markdown", "plaintext"]}}}},"trace":"off"}}
---
{"jsonrpc":"2.0","method":"textDocument/didOpen","params":{"textDocument":{"uri":"test:///main.cpp","languageId":"cpp","version":1,"text":"// comment `markdown` _escape_\nvoid x(int);\nint main(){\nx("}}}
---
{"jsonrpc":"2.0","id":1,"method":"textDocument/signatureHelp","params":{"textDocument":{"uri":"test:///main.cpp"},"position":{"line":3,"character":2}}}
#      CHECK: "id": 1,
# CHECK-NEXT: "jsonrpc": "2.0",
# CHECK-NEXT: "result": {
# CHECK-NEXT:   "activeParameter": 0,
# CHECK-NEXT:   "activeSignature": 0,
# CHECK-NEXT:   "signatures": [
# CHECK-NEXT:     {
# CHECK-NEXT:       "documentation": {
# CHECK-NEXT:         "kind": "markdown",
# CHECK-NEXT:         "value": "comment `markdown` \\_escape\\_"
# CHECK-NEXT:       },
# CHECK-NEXT:       "label": "x(int) -> void",
# CHECK-NEXT:       "parameters": [
# CHECK-NEXT:         {
# CHECK-NEXT:           "label": "int"
# CHECK-NEXT:         }
# CHECK-NEXT:       ]
# CHECK-NEXT:     }
# CHECK-NEXT:   ]
# CHECK-NEXT: }
---
{"jsonrpc":"2.0","id":100000,"method":"shutdown"}
---
{"jsonrpc":"2.0","method":"exit"}