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package lsp
import (
"bytes"
"encoding/json"
"io"
"log"
"testing"
"time"
)
func TestDidOpenChangeClose_UpdateDocs(t *testing.T) {
s := newTestServer()
uri := "file:///x.go"
// didOpen
open := DidOpenTextDocumentParams{TextDocument: TextDocumentItem{URI: uri, Text: "a\n"}}
s.handleDidOpen(Request{JSONRPC: "2.0", Method: "textDocument/didOpen", Params: mustJSON(open)})
if s.getDocument(uri) == nil { t.Fatalf("doc not opened") }
// didChange
ch := DidChangeTextDocumentParams{TextDocument: VersionedTextDocumentIdentifier{URI: uri}, ContentChanges: []TextDocumentContentChangeEvent{{Text: "b\n"}}}
s.handleDidChange(Request{JSONRPC: "2.0", Method: "textDocument/didChange", Params: mustJSON(ch)})
if d := s.getDocument(uri); d == nil || d.text != "b\n" { t.Fatalf("doc not changed") }
// didClose
s.handleDidClose(Request{JSONRPC: "2.0", Method: "textDocument/didClose", Params: mustJSON(DidCloseTextDocumentParams{TextDocument: TextDocumentIdentifier{URI: uri}})})
if s.getDocument(uri) != nil { t.Fatalf("doc not closed") }
}
func TestClientShowDocument_WritesRequest(t *testing.T) {
var out bytes.Buffer
s := &Server{logger: log.New(io.Discard, "", 0), docs: make(map[string]*document), out: &out}
uri := "file:///x.go"
sel := Range{Start: Position{Line: 1}, End: Position{Line: 2}}
out.Reset()
s.clientShowDocument(uri, &sel)
req := captureRequest(t, &out)
if req.Method != "window/showDocument" { t.Fatalf("got %s", req.Method) }
}
func TestHandleExecuteCommand_ShowDocument(t *testing.T) {
var out bytes.Buffer
s := &Server{logger: log.New(io.Discard, "", 0), docs: make(map[string]*document), out: &out}
uri := "file:///x.go"
r := Range{Start: Position{Line:0}, End: Position{Line:0}}
args := []any{uri, r}
params := ExecuteCommandParams{Command: "hexai.showDocument", Arguments: args}
s.handleExecuteCommand(Request{JSONRPC: "2.0", ID: json.RawMessage("11"), Method: "workspace/executeCommand", Params: mustJSON(params)})
req := captureRequest(t, &out)
if req.Method != "window/showDocument" { t.Fatalf("expected showDocument after executeCommand, got %s", req.Method) }
}
func TestDeferShowDocument_WritesLater(t *testing.T) {
var out bytes.Buffer
s := &Server{logger: log.New(io.Discard, "", 0), docs: make(map[string]*document), out: &out}
uri := "file:///x.go"
out.Reset()
s.deferShowDocument(uri, Range{Start: Position{Line:0}, End: Position{Line:0}})
// wait >120ms per implementation
time.Sleep(160 * time.Millisecond)
req := captureRequest(t, &out)
if req.Method != "window/showDocument" { t.Fatalf("expected showDocument, got %s", req.Method) }
}
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