1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
|
package lsp
import (
"bytes"
"encoding/json"
"io"
"log"
"testing"
)
func TestHandleInitialize_Capabilities(t *testing.T) {
var out bytes.Buffer
s := &Server{logger: log.New(io.Discard, "", 0), docs: make(map[string]*document), out: &out}
s.triggerChars = []string{".", ":"}
req := Request{JSONRPC: "2.0", ID: json.RawMessage("7"), Method: "initialize"}
out.Reset()
s.handleInitialize(req)
resp := captureResponse(t, &out)
var init InitializeResult
b, _ := json.Marshal(resp.Result)
if err := json.Unmarshal(b, &init); err != nil { t.Fatalf("decode init: %v", err) }
if init.Capabilities.CodeActionProvider == nil { t.Fatalf("expected codeActionProvider") }
// CodeActionProvider is any; re-marshal to struct
var cap struct{ ResolveProvider bool `json:"resolveProvider"` }
cb, _ := json.Marshal(init.Capabilities.CodeActionProvider)
_ = json.Unmarshal(cb, &cap)
if !cap.ResolveProvider { t.Fatalf("expected resolveProvider=true") }
if init.Capabilities.CompletionProvider == nil || len(init.Capabilities.CompletionProvider.TriggerCharacters) == 0 {
t.Fatalf("expected trigger characters") }
}
func TestIsTriggerEvent_Variants(t *testing.T) {
s := newTestServer()
s.triggerChars = []string{".", ":"}
// 1) Manual invoke via context
ctx := struct{ TriggerKind int `json:"triggerKind"` }{TriggerKind:1}
raw, _ := json.Marshal(ctx)
p := CompletionParams{Position: Position{Line:0, Character:1}, Context: json.RawMessage(raw)}
if !s.isTriggerEvent(p, "a") { t.Fatalf("manual invoke should trigger") }
// 2) TriggerCharacter present and allowed
ctx2 := struct{ TriggerKind int `json:"triggerKind"`; TriggerCharacter string `json:"triggerCharacter"` }{TriggerKind:2, TriggerCharacter: "."}
raw2, _ := json.Marshal(ctx2)
p2 := CompletionParams{Position: Position{Line:0, Character:1}, Context: json.RawMessage(raw2)}
if !s.isTriggerEvent(p2, "a.") { t.Fatalf("trigger char should trigger") }
// 3) Fallback char left of cursor
p3 := CompletionParams{Position: Position{Line:0, Character:3}}
if !s.isTriggerEvent(p3, "ab:") { t.Fatalf("fallback char should trigger") }
// 4) Bare ';;' disables trigger
p4 := CompletionParams{Position: Position{Line:0, Character:2}}
if s.isTriggerEvent(p4, ";;") { t.Fatalf("bare ;; should not trigger") }
}
|
