vendor tsgo

tools/tsgo/internal/lsp/server_projectreference_updates_test.go

@@ -0,0 +1,131 @@
+package lsp_test
+
+import (
+	"context"
+	"io"
+	"testing"
+
+	"github.com/microsoft/typescript-go/internal/bundled"
+	"github.com/microsoft/typescript-go/internal/ls/lsconv"
+	"github.com/microsoft/typescript-go/internal/ls/lsutil"
+	"github.com/microsoft/typescript-go/internal/lsp"
+	"github.com/microsoft/typescript-go/internal/lsp/lsproto"
+	"github.com/microsoft/typescript-go/internal/testutil/lsptestutil"
+	"github.com/microsoft/typescript-go/internal/vfs/iovfs"
+	"github.com/microsoft/typescript-go/internal/vfs/vfstest"
+	"gotest.tools/v3/assert"
+)
+
+func initMutableLSPClient(t *testing.T, files map[string]string, prefs *lsutil.UserPreferences) (*lsptestutil.LSPClient, *vfstest.MapFS) {
+	t.Helper()
+
+	base := vfstest.FromMap(files, false)
+	baseFS := base.(iovfs.FsWithSys).FSys().(*vfstest.MapFS)
+	fs := bundled.WrapFS(base)
+
+	onServerRequest := func(_ context.Context, req *lsproto.RequestMessage) *lsproto.ResponseMessage {
+		switch req.Method {
+		case lsproto.MethodWorkspaceConfiguration:
+			return &lsproto.ResponseMessage{
+				ID:      req.ID,
+				JSONRPC: req.JSONRPC,
+				Result:  []any{prefs},
+			}
+		case lsproto.MethodClientRegisterCapability, lsproto.MethodClientUnregisterCapability:
+			return &lsproto.ResponseMessage{
+				ID:      req.ID,
+				JSONRPC: req.JSONRPC,
+				Result:  lsproto.Null{},
+			}
+		default:
+			return nil
+		}
+	}
+
+	client, closeClient := lsptestutil.NewLSPClient(t, lsp.ServerOptions{
+		Err:                io.Discard,
+		Cwd:                "/root",
+		FS:                 fs,
+		DefaultLibraryPath: bundled.LibPath(),
+	}, onServerRequest)
+	t.Cleanup(func() { _ = closeClient() })
+
+	initMsg, _, ok := lsptestutil.SendRequest(t, client, lsproto.InitializeInfo, &lsproto.InitializeParams{
+		Capabilities: &lsproto.ClientCapabilities{},
+	})
+	assert.Assert(t, ok && initMsg.AsResponse().Error == nil, "Initialize failed")
+	lsptestutil.SendNotification(t, client, lsproto.InitializedInfo, &lsproto.InitializedParams{})
+	<-client.Server.InitComplete()
+
+	lsptestutil.SendNotification(t, client, lsproto.WorkspaceDidChangeConfigurationInfo, &lsproto.DidChangeConfigurationParams{
+		Settings: map[string]any{"typescript": prefs},
+	})
+
+	return client, baseFS
+}
+
+func TestReferencesAfterAncestorProjectConfigDeletion1(t *testing.T) {
+	t.Parallel()
+
+	if !bundled.Embedded {
+		t.Skip("bundled files are not embedded")
+	}
+
+	client, fs := initMutableLSPClient(t, map[string]string{
+		"/root/tsconfig.json": `{
+			"files": [],
+			"references": [{ "path": "./project" }]
+		}`,
+		"/root/project/tsconfig.json": `{
+			"compilerOptions": { "composite": true },
+			"include": ["src/**/*.ts"]
+		}`,
+		"/root/project/src/main.ts": "export function helloWorld() {}\nhelloWorld()\n",
+	}, &lsutil.UserPreferences{})
+
+	mainURI := lsconv.FileNameToDocumentURI("/root/project/src/main.ts")
+	lsptestutil.SendNotification(t, client, lsproto.TextDocumentDidOpenInfo, &lsproto.DidOpenTextDocumentParams{
+		TextDocument: &lsproto.TextDocumentItem{Uri: mainURI, LanguageId: "typescript", Text: "export function helloWorld() {}\nhelloWorld()\n"},
+	})
+
+	// Prime the child project so opening a file creates the ancestor configured-project placeholder.
+	msg, _, ok := lsptestutil.SendRequest(t, client, lsproto.TextDocumentDocumentSymbolInfo, &lsproto.DocumentSymbolParams{
+		TextDocument: lsproto.TextDocumentIdentifier{Uri: mainURI},
+	})
+	assert.Assert(t, ok, "expected response")
+	assert.Assert(t, msg.AsResponse().Error == nil)
+
+	assert.NilError(t, fs.Remove("root/tsconfig.json"))
+	lsptestutil.SendNotification(t, client, lsproto.WorkspaceDidChangeWatchedFilesInfo, &lsproto.DidChangeWatchedFilesParams{
+		Changes: []*lsproto.FileEvent{{
+			Uri:  lsconv.FileNameToDocumentURI("/root/tsconfig.json"),
+			Type: lsproto.FileChangeTypeDeleted,
+		}},
+	})
+
+	msg, resp, ok := lsptestutil.SendRequest(t, client, lsproto.TextDocumentReferencesInfo, &lsproto.ReferenceParams{
+		TextDocument: lsproto.TextDocumentIdentifier{Uri: mainURI},
+		Position:     lsproto.Position{Line: 1, Character: 3},
+		Context:      &lsproto.ReferenceContext{IncludeDeclaration: true},
+	})
+	assert.Assert(t, ok, "expected response")
+	assert.Assert(t, msg.AsResponse().Error == nil)
+	assert.Assert(t, resp.Locations != nil)
+	assert.Equal(t, len(*resp.Locations), 2)
+	assert.DeepEqual(t, []lsproto.Location{
+		{
+			Uri: mainURI,
+			Range: lsproto.Range{
+				Start: lsproto.Position{Line: 0, Character: 16},
+				End:   lsproto.Position{Line: 0, Character: 26},
+			},
+		},
+		{
+			Uri: mainURI,
+			Range: lsproto.Range{
+				Start: lsproto.Position{Line: 1, Character: 0},
+				End:   lsproto.Position{Line: 1, Character: 10},
+			},
+		},
+	}, *resp.Locations)
+}