# RUN: clangd -lit-test < %s | FileCheck -strict-whitespace %s
# Tests InsertReplaceEdit with auto-triggered completions.
{
  "jsonrpc": "2.0",
  "id": 0,
  "method": "initialize",
  "params": {
    "processId": 123,
    "rootPath": "clangd",
    "capabilities": {
      "textDocument": {
        "completion": {
          "completionItem": {
            "insertReplaceSupport": true
          }
        }
      }
    },
    "trace": "off"
  }
}
---
{"jsonrpc":"2.0","method":"textDocument/didOpen","params":{"textDocument":{"uri":"test:///main.cpp","languageId":"cpp","version":1,"text":"struct vector { int size; };\nvoid test(vector *a, vector *b) {\n  if (a > b) {} \n  a->size = 10;\n  a->\n}"}}}
---
# Case 1 (rejected trigger): ">" in "a > b" is comparison, not "->".
# insertReplaceSupport doesn't break trigger rejection.
{"jsonrpc":"2.0","id":1,"method":"textDocument/completion","params":{"textDocument":{"uri":"test:///main.cpp"},"position":{"line":2,"character":9},"context":{"triggerKind":2,"triggerCharacter":">"}}}
#      CHECK:  "id": 1,
# CHECK-NEXT:  "jsonrpc": "2.0"
# CHECK-NEXT:  "result": {
# CHECK-NEXT:    "isIncomplete": false,
# CHECK-NEXT:    "items": []
# CHECK-NEXT:  }
---
# Case 2 (trigger with word after cursor): "a->^size = 10;"
# Cursor right after "->", word "size" follows. Insert range is empty.
# insert: [5,5], replace: [5,9]
{"jsonrpc":"2.0","id":2,"method":"textDocument/completion","params":{"textDocument":{"uri":"test:///main.cpp"},"position":{"line":3,"character":5},"context":{"triggerKind":2,"triggerCharacter":">"}}}
#      CHECK:  "id": 2,
# CHECK-NEXT:  "jsonrpc": "2.0"
# CHECK-NEXT:  "result": {
# CHECK-NEXT:    "isIncomplete": false,
# CHECK-NEXT:    "items": [
# CHECK-NEXT:       {
# CHECK-NEXT:        "detail": "int",
# CHECK-NEXT:        "filterText": "size",
# CHECK-NEXT:        "insertText": "size",
# CHECK-NEXT:        "insertTextFormat": 1,
# CHECK-NEXT:        "kind": 5,
# CHECK-NEXT:        "label": " size",
# CHECK-NEXT:        "score": {{[0-9]+.[0-9]+}},
# CHECK-NEXT:        "sortText": "{{.*}}size",
# CHECK-NEXT:        "textEdit": {
# CHECK-NEXT:          "insert": {
# CHECK-NEXT:            "end": {
# CHECK-NEXT:              "character": 5,
# CHECK-NEXT:              "line": 3
# CHECK-NEXT:            },
# CHECK-NEXT:            "start": {
# CHECK-NEXT:              "character": 5,
# CHECK-NEXT:              "line": 3
# CHECK-NEXT:            }
# CHECK-NEXT:          },
# CHECK-NEXT:          "newText": "size",
# CHECK-NEXT:          "replace": {
# CHECK-NEXT:            "end": {
# CHECK-NEXT:              "character": 9,
# CHECK-NEXT:              "line": 3
# CHECK-NEXT:            },
# CHECK-NEXT:            "start": {
# CHECK-NEXT:              "character": 5,
# CHECK-NEXT:              "line": 3
# CHECK-NEXT:            }
# CHECK-NEXT:          }
# CHECK-NEXT:        }
# CHECK-NEXT:      }
# CHECK-NEXT:     ]
# CHECK-NEXT:   }
---
# Case 3 (trigger with nothing after cursor): "a->^"
# Cursor right after "->", nothing follows. insert == replace.
# insert: [5,5], replace: [5,5]
{"jsonrpc":"2.0","id":3,"method":"textDocument/completion","params":{"textDocument":{"uri":"test:///main.cpp"},"position":{"line":4,"character":5},"context":{"triggerKind":2,"triggerCharacter":">"}}}
#      CHECK:  "id": 3,
# CHECK-NEXT:  "jsonrpc": "2.0"
# CHECK-NEXT:  "result": {
# CHECK:      "textEdit": {
# CHECK-NEXT:          "insert": {
# CHECK-NEXT:            "end": {
# CHECK-NEXT:              "character": 5,
# CHECK-NEXT:              "line": 4
# CHECK-NEXT:            },
# CHECK-NEXT:            "start": {
# CHECK-NEXT:              "character": 5,
# CHECK-NEXT:              "line": 4
# CHECK-NEXT:            }
# CHECK-NEXT:          },
# CHECK-NEXT:          "newText": {{.*}},
# CHECK-NEXT:          "replace": {
# CHECK-NEXT:            "end": {
# CHECK-NEXT:              "character": 5,
# CHECK-NEXT:              "line": 4
# CHECK-NEXT:            },
# CHECK-NEXT:            "start": {
# CHECK-NEXT:              "character": 5,
# CHECK-NEXT:              "line": 4
# CHECK-NEXT:            }
# CHECK-NEXT:          }
# CHECK-NEXT:        }
---
{"jsonrpc":"2.0","id":4,"method":"shutdown"}
---
{"jsonrpc":"2.0","method":"exit"}