# RUN: clangd -lit-test < %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:///foo.c","languageId":"c","text":"int main(int i, char **a) { if (i = 2) {}}"}}}
#      CHECK:    "method": "textDocument/publishDiagnostics",
# CHECK-NEXT:  "params": {
# CHECK-NEXT:    "diagnostics": [
# CHECK-NEXT:      {
# CHECK-NEXT:        "code": "-Wparentheses",
# CHECK-NEXT:        "message": "Using the result of an assignment as a condition without parentheses (fixes available)",
# CHECK-NEXT:        "range": {
# CHECK-NEXT:          "end": {
# CHECK-NEXT:            "character": 37,
# CHECK-NEXT:            "line": 0
# CHECK-NEXT:          },
# CHECK-NEXT:          "start": {
# CHECK-NEXT:            "character": 32,
# CHECK-NEXT:            "line": 0
# CHECK-NEXT:          }
# CHECK-NEXT:        },
# CHECK-NEXT:        "severity": 2,
# CHECK-NEXT:        "source": "clang"
# CHECK-NEXT:      }
# CHECK-NEXT:    ],
# CHECK-NEXT:    "uri": "file://{{.*}}/foo.c",
# CHECK-NEXT:    "version": 0
# CHECK-NEXT:  }
---
{"jsonrpc":"2.0","id":2,"method":"textDocument/codeAction","params":{"textDocument":{"uri":"test:///foo.c"},"range":{"start":{"line":0,"character":13},"end":{"line":0,"character":35}},"context":{"diagnostics":[{"range":{"start": {"line": 0, "character": 32}, "end": {"line": 0, "character": 37}},"severity":2,"message":"Using the result of an assignment as a condition without parentheses (fixes available)"}]}}}
#      CHECK:  "id": 2,
# CHECK-NEXT:  "jsonrpc": "2.0",
# CHECK-NEXT:  "result": [
# CHECK-NEXT:    {
# CHECK-NEXT:      "arguments": [
# CHECK-NEXT:        {
# CHECK-NEXT:          "changes": {
# CHECK-NEXT:            "file://{{.*}}/foo.c": [
# CHECK-NEXT:              {
# CHECK-NEXT:                "newText": "(",
# CHECK-NEXT:                "range": {
# CHECK-NEXT:                  "end": {
# CHECK-NEXT:                    "character": 32,
# CHECK-NEXT:                    "line": 0
# CHECK-NEXT:                  },
# CHECK-NEXT:                  "start": {
# CHECK-NEXT:                    "character": 32,
# CHECK-NEXT:                    "line": 0
# CHECK-NEXT:                  }
# CHECK-NEXT:                }
# CHECK-NEXT:              },
# CHECK-NEXT:              {
# CHECK-NEXT:                "newText": ")",
# CHECK-NEXT:                "range": {
# CHECK-NEXT:                  "end": {
# CHECK-NEXT:                    "character": 37,
# CHECK-NEXT:                    "line": 0
# CHECK-NEXT:                  },
# CHECK-NEXT:                  "start": {
# CHECK-NEXT:                    "character": 37,
# CHECK-NEXT:                    "line": 0
# CHECK-NEXT:                  }
# CHECK-NEXT:                }
# CHECK-NEXT:              }
# CHECK-NEXT:            ]
# CHECK-NEXT:          }
# CHECK-NEXT:        }
# CHECK-NEXT:      ],
# CHECK-NEXT:      "command": "clangd.applyFix",
# CHECK-NEXT:      "title": "Apply fix: place parentheses around the assignment to silence this warning"
# CHECK-NEXT:    },
# CHECK-NEXT:    {
# CHECK-NEXT:      "arguments": [
# CHECK-NEXT:        {
# CHECK-NEXT:          "changes": {
# CHECK-NEXT:            "file://{{.*}}/foo.c": [
# CHECK-NEXT:              {
# CHECK-NEXT:                "newText": "==",
# CHECK-NEXT:                "range": {
# CHECK-NEXT:                  "end": {
# CHECK-NEXT:                    "character": 35,
# CHECK-NEXT:                    "line": 0
# CHECK-NEXT:                  },
# CHECK-NEXT:                  "start": {
# CHECK-NEXT:                    "character": 34,
# CHECK-NEXT:                    "line": 0
# CHECK-NEXT:                  }
# CHECK-NEXT:                }
# CHECK-NEXT:              }
# CHECK-NEXT:            ]
# CHECK-NEXT:          }
# CHECK-NEXT:        }
# CHECK-NEXT:      ],
# CHECK-NEXT:      "command": "clangd.applyFix",
# CHECK-NEXT:      "title": "Apply fix: use '==' to turn this assignment into an equality comparison"
# CHECK-NEXT:    }
# CHECK-NEXT:  ]
---
{"jsonrpc":"2.0","id":3,"method":"textDocument/codeAction","params":{"textDocument":{"uri":"test:///foo.c"},"range":{"start":{"line":0,"character":13},"end":{"line":0,"character":35}},"context":{"diagnostics":[{"range":{"start": {"line": 0, "character": 32}, "end": {"line": 0, "character": 37}},"severity":2,"message":"Using the result of an assignment as a condition without parentheses (fixes available)"}]}}}
# Make sure unused "code" and "source" fields ignored gracefully
#      CHECK:  "id": 3,
# CHECK-NEXT:  "jsonrpc": "2.0",
# CHECK-NEXT:  "result": [
# CHECK-NEXT:    {
# CHECK-NEXT:      "arguments": [
# CHECK-NEXT:        {
# CHECK-NEXT:          "changes": {
# CHECK-NEXT:            "file://{{.*}}/foo.c": [
# CHECK-NEXT:              {
# CHECK-NEXT:                "newText": "(",
# CHECK-NEXT:                "range": {
# CHECK-NEXT:                  "end": {
# CHECK-NEXT:                    "character": 32,
# CHECK-NEXT:                    "line": 0
# CHECK-NEXT:                  },
# CHECK-NEXT:                  "start": {
# CHECK-NEXT:                    "character": 32,
# CHECK-NEXT:                    "line": 0
# CHECK-NEXT:                  }
# CHECK-NEXT:                }
# CHECK-NEXT:              },
# CHECK-NEXT:              {
# CHECK-NEXT:                "newText": ")",
# CHECK-NEXT:                "range": {
# CHECK-NEXT:                  "end": {
# CHECK-NEXT:                    "character": 37,
# CHECK-NEXT:                    "line": 0
# CHECK-NEXT:                  },
# CHECK-NEXT:                  "start": {
# CHECK-NEXT:                    "character": 37,
# CHECK-NEXT:                    "line": 0
# CHECK-NEXT:                  }
# CHECK-NEXT:                }
# CHECK-NEXT:              }
# CHECK-NEXT:            ]
# CHECK-NEXT:          }
# CHECK-NEXT:        }
# CHECK-NEXT:      ],
# CHECK-NEXT:      "command": "clangd.applyFix",
# CHECK-NEXT:      "title": "Apply fix: place parentheses around the assignment to silence this warning"
# CHECK-NEXT:    },
# CHECK-NEXT:    {
# CHECK-NEXT:      "arguments": [
# CHECK-NEXT:        {
# CHECK-NEXT:          "changes": {
# CHECK-NEXT:            "file://{{.*}}/foo.c": [
# CHECK-NEXT:              {
# CHECK-NEXT:                "newText": "==",
# CHECK-NEXT:                "range": {
# CHECK-NEXT:                  "end": {
# CHECK-NEXT:                    "character": 35,
# CHECK-NEXT:                    "line": 0
# CHECK-NEXT:                  },
# CHECK-NEXT:                  "start": {
# CHECK-NEXT:                    "character": 34,
# CHECK-NEXT:                    "line": 0
# CHECK-NEXT:                  }
# CHECK-NEXT:                }
# CHECK-NEXT:              }
# CHECK-NEXT:            ]
# CHECK-NEXT:          }
# CHECK-NEXT:        }
# CHECK-NEXT:      ],
# CHECK-NEXT:      "command": "clangd.applyFix",
# CHECK-NEXT:      "title": "Apply fix: use '==' to turn this assignment into an equality comparison"
# CHECK-NEXT:    }
# CHECK-NEXT:  ]
---
{"jsonrpc":"2.0","id":4,"method":"workspace/executeCommand","params":{"command":"clangd.applyFix","arguments":[{"changes":{"test:///foo.c":[{"range":{"start":{"line":0,"character":32},"end":{"line":0,"character":32}},"newText":"("},{"range":{"start":{"line":0,"character":37},"end":{"line":0,"character":37}},"newText":")"}]}}]}}
#      CHECK:  "id": 0,
# CHECK-NEXT:  "jsonrpc": "2.0",
# CHECK-NEXT:  "method": "workspace/applyEdit",
# CHECK-NEXT:  "params": {
# CHECK-NEXT:    "edit": {
# CHECK-NEXT:      "changes": {
# CHECK-NEXT:        "{{.*}}/foo.c": [
# CHECK-NEXT:          {
# CHECK-NEXT:            "newText": "(",
# CHECK-NEXT:            "range": {
# CHECK-NEXT:              "end": {
# CHECK-NEXT:                "character": 32,
# CHECK-NEXT:                "line": 0
# CHECK-NEXT:              },
# CHECK-NEXT:              "start": {
# CHECK-NEXT:                "character": 32,
# CHECK-NEXT:                "line": 0
# CHECK-NEXT:              }
# CHECK-NEXT:            }
# CHECK-NEXT:          },
# CHECK-NEXT:          {
# CHECK-NEXT:            "newText": ")",
# CHECK-NEXT:            "range": {
# CHECK-NEXT:              "end": {
# CHECK-NEXT:                "character": 37,
# CHECK-NEXT:                "line": 0
# CHECK-NEXT:              },
# CHECK-NEXT:              "start": {
# CHECK-NEXT:                "character": 37,
# CHECK-NEXT:                "line": 0
# CHECK-NEXT:              }
# CHECK-NEXT:            }
# CHECK-NEXT:          }
# CHECK-NEXT:        ]
# CHECK-NEXT:      }
# CHECK-NEXT:    }
# CHECK-NEXT:  }
---
{"jsonrpc":"2.0","id":0,"result":{"applied":true}}
#      CHECK:  "id": 4,
# CHECK-NEXT:  "jsonrpc": "2.0",
# CHECK-NEXT:  "result": "Fix applied."
---
{"jsonrpc":"2.0","id":4,"method":"shutdown"}
---
{"jsonrpc":"2.0","method":"exit"}