// Part of the Carbon Language project, under the Apache License v2.0 with LLVM
// Exceptions. See /LICENSE for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
// AUTOUPDATE
// TIP: To test this file alone, run:
// TIP:   bazel test //toolchain/testing:file_test --test_arg=--file_tests=toolchain/language_server/testdata/formatting/basic.carbon
// TIP: To dump output, run:
// TIP:   bazel run //toolchain/testing:file_test -- --dump_output --file_tests=toolchain/language_server/testdata/formatting/basic.carbon

// --- STDIN
[[@LSP-CALL:initialize:"capabilities": {}]]
[[@LSP-NOTIFY:textDocument/didOpen:
  "textDocument": {"uri": "file:/unformatted.carbon", "languageId": "carbon",
                   "text": "fn  F(  )  {  return  ;  }"}
]]
[[@LSP-CALL:textDocument/formatting:
  "textDocument": {"uri": "file:/unformatted.carbon"},
  "options": {"tabSize": 2, "insertSpaces": true}
]]
[[@LSP-NOTIFY:textDocument/didOpen:
  "textDocument": {"uri": "file:/formatted.carbon", "languageId": "carbon",
                   "text": "fn F() {\n  return;\n}\n"}
]]
[[@LSP-CALL:textDocument/formatting:
  "textDocument": {"uri": "file:/formatted.carbon"},
  "options": {"tabSize": 2, "insertSpaces": true}
]]
[[@LSP-NOTIFY:textDocument/didOpen:
  "textDocument": {"uri": "file:/empty.carbon", "languageId": "carbon",
                   "text": ""}
]]
[[@LSP-CALL:textDocument/formatting:
  "textDocument": {"uri": "file:/empty.carbon"},
  "options": {"tabSize": 2, "insertSpaces": true}
]]
[[@LSP-CALL:shutdown]]
[[@LSP-NOTIFY:exit]]

// CHECK:STDOUT: Content-Length: 394{{\r}}
// CHECK:STDOUT: {{\r}}
// CHECK:STDOUT: {
// CHECK:STDOUT:   "id": 1,
// CHECK:STDOUT:   "jsonrpc": "2.0",
// CHECK:STDOUT:   "result": {
// CHECK:STDOUT:     "capabilities": {
// CHECK:STDOUT:       "declarationProvider": true,
// CHECK:STDOUT:       "definitionProvider": true,
// CHECK:STDOUT:       "documentFormattingProvider": true,
// CHECK:STDOUT:       "documentSymbolProvider": true,
// CHECK:STDOUT:       "hoverProvider": true,
// CHECK:STDOUT:       "positionEncoding": "utf-16",
// CHECK:STDOUT:       "referencesProvider": true,
// CHECK:STDOUT:       "textDocumentSync": 2,
// CHECK:STDOUT:       "typeDefinitionProvider": true
// CHECK:STDOUT:     }
// CHECK:STDOUT:   }
// CHECK:STDOUT: }Content-Length: 151{{\r}}
// CHECK:STDOUT: {{\r}}
// CHECK:STDOUT: {
// CHECK:STDOUT:   "jsonrpc": "2.0",
// CHECK:STDOUT:   "method": "textDocument/publishDiagnostics",
// CHECK:STDOUT:   "params": {
// CHECK:STDOUT:     "diagnostics": [],
// CHECK:STDOUT:     "uri": "file:///unformatted.carbon"
// CHECK:STDOUT:   }
// CHECK:STDOUT: }Content-Length: 283{{\r}}
// CHECK:STDOUT: {{\r}}
// CHECK:STDOUT: {
// CHECK:STDOUT:   "id": 2,
// CHECK:STDOUT:   "jsonrpc": "2.0",
// CHECK:STDOUT:   "result": [
// CHECK:STDOUT:     {
// CHECK:STDOUT:       "newText": "fn F() {\n  return;\n}\n",
// CHECK:STDOUT:       "range": {
// CHECK:STDOUT:         "end": {
// CHECK:STDOUT:           "character": 0,
// CHECK:STDOUT:           "line": 1
// CHECK:STDOUT:         },
// CHECK:STDOUT:         "start": {
// CHECK:STDOUT:           "character": 0,
// CHECK:STDOUT:           "line": 0
// CHECK:STDOUT:         }
// CHECK:STDOUT:       }
// CHECK:STDOUT:     }
// CHECK:STDOUT:   ]
// CHECK:STDOUT: }Content-Length: 149{{\r}}
// CHECK:STDOUT: {{\r}}
// CHECK:STDOUT: {
// CHECK:STDOUT:   "jsonrpc": "2.0",
// CHECK:STDOUT:   "method": "textDocument/publishDiagnostics",
// CHECK:STDOUT:   "params": {
// CHECK:STDOUT:     "diagnostics": [],
// CHECK:STDOUT:     "uri": "file:///formatted.carbon"
// CHECK:STDOUT:   }
// CHECK:STDOUT: }Content-Length: 49{{\r}}
// CHECK:STDOUT: {{\r}}
// CHECK:STDOUT: {
// CHECK:STDOUT:   "id": 3,
// CHECK:STDOUT:   "jsonrpc": "2.0",
// CHECK:STDOUT:   "result": []
// CHECK:STDOUT: }Content-Length: 145{{\r}}
// CHECK:STDOUT: {{\r}}
// CHECK:STDOUT: {
// CHECK:STDOUT:   "jsonrpc": "2.0",
// CHECK:STDOUT:   "method": "textDocument/publishDiagnostics",
// CHECK:STDOUT:   "params": {
// CHECK:STDOUT:     "diagnostics": [],
// CHECK:STDOUT:     "uri": "file:///empty.carbon"
// CHECK:STDOUT:   }
// CHECK:STDOUT: }Content-Length: 49{{\r}}
// CHECK:STDOUT: {{\r}}
// CHECK:STDOUT: {
// CHECK:STDOUT:   "id": 4,
// CHECK:STDOUT:   "jsonrpc": "2.0",
// CHECK:STDOUT:   "result": []
// CHECK:STDOUT: }Content-Length: 51{{\r}}
// CHECK:STDOUT: {{\r}}
// CHECK:STDOUT: {
// CHECK:STDOUT:   "id": 5,
// CHECK:STDOUT:   "jsonrpc": "2.0",
// CHECK:STDOUT:   "result": null
// CHECK:STDOUT: }