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1# RUN: clangd -lit-test < %s | FileCheck -strict-whitespace %s2# This test verifies that we can negotiate UTF-8 offsets via protocol extension.3{"jsonrpc":"2.0","id":0,"method":"initialize","params":{"processId":123,"rootPath":"clangd","capabilities":{"offsetEncoding":["utf-8","utf-16"]},"trace":"off"}}4# CHECK: "offsetEncoding": "utf-8"5---6{"jsonrpc":"2.0","method":"textDocument/didOpen","params":{"textDocument":{"uri":"test:///main.cpp","languageId":"cpp","version":1,"text":"/*ö*/int x;\nint y=x;"}}}7---8{"jsonrpc":"2.0","id":1,"method":"textDocument/definition","params":{"textDocument":{"uri":"test:///main.cpp"},"position":{"line":1,"character":6}}}9# /*ö*/int x;10# 0123456789011# x is character (and utf-16) range [9,10) but byte range [10,11).12# CHECK: "id": 1,13# CHECK-NEXT: "jsonrpc": "2.0",14# CHECK-NEXT: "result": [15# CHECK-NEXT: {16# CHECK-NEXT: "range": {17# CHECK-NEXT: "end": {18# CHECK-NEXT: "character": 11,19# CHECK-NEXT: "line": 020# CHECK-NEXT: },21# CHECK-NEXT: "start": {22# CHECK-NEXT: "character": 10,23# CHECK-NEXT: "line": 024# CHECK-NEXT: }25# CHECK-NEXT: },26# CHECK-NEXT: "uri": "file://{{.*}}/main.cpp"27# CHECK-NEXT: }28# CHECK-NEXT: ]29---30{"jsonrpc":"2.0","id":10000,"method":"shutdown"}31---32{"jsonrpc":"2.0","method":"exit"}33