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package lsp
import (
"bytes"
"context"
"encoding/json"
"io"
"log"
"strings"
"testing"
"codeberg.org/snonux/hexai/internal/llm"
)
// fakeLLMInline returns a canned suggestion to help validate inline prompt handling.
type fakeLLMInline struct{}
func (fakeLLMInline) Chat(_ context.Context, _ []llm.Message, _ ...llm.RequestOption) (string, error) {
return "Здравей свят", nil
}
func (fakeLLMInline) Name() string { return "fake" }
func (fakeLLMInline) DefaultModel() string { return "inline" }
func TestHandleCompletionInlinePromptDoubleArrow(t *testing.T) {
var out bytes.Buffer
s := NewServer(bytes.NewReader(nil), &out, log.New(io.Discard, "", 0), ServerOptions{})
initServerDefaults(s)
s.llmClient = fakeLLMInline{}
uri := "file:///inline.go"
line := "hello world >>!translate this into bulgarian>"
s.setDocument(uri, line)
p := CompletionParams{TextDocument: TextDocumentIdentifier{URI: uri}, Position: Position{Line: 0, Character: len(line)}}
ctx := struct {
TriggerKind int `json:"triggerKind"`
TriggerCharacter string `json:"triggerCharacter"`
}{TriggerKind: 1}
bctx, _ := json.Marshal(ctx)
p.Context = json.RawMessage(bctx)
s.handleCompletion(Request{JSONRPC: "2.0", ID: json.RawMessage("1"), Method: "textDocument/completion", Params: mustJSON(p)})
resp := captureResponse(t, &out)
var list CompletionList
b, _ := json.Marshal(resp.Result)
if err := json.Unmarshal(b, &list); err != nil {
t.Fatalf("decode completion list: %v", err)
}
if len(list.Items) == 0 {
t.Fatalf("expected completion items")
}
item := list.Items[0]
if got := strings.TrimSpace(item.Label); got == "" {
t.Fatalf("expected label for inline completion")
}
if len(item.AdditionalTextEdits) == 0 {
t.Fatalf("expected removal edits for inline prompt")
}
found := false
for _, edit := range item.AdditionalTextEdits {
if edit.Range.Start.Line == 0 && edit.Range.End.Line == 0 && edit.Range.Start.Character == 0 && edit.Range.End.Character == len(line) {
found = true
break
}
}
if !found {
t.Fatalf("inline prompt removal edit missing: %+v", item.AdditionalTextEdits)
}
}
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