110 lines
4.6 KiB
Go
110 lines
4.6 KiB
Go
package fourslash_test
|
|
|
|
import (
|
|
"testing"
|
|
|
|
"github.com/microsoft/typescript-go/internal/fourslash"
|
|
"github.com/microsoft/typescript-go/internal/testutil"
|
|
)
|
|
|
|
func TestGoToSourceAtTypesPackage(t *testing.T) {
|
|
t.Parallel()
|
|
defer testutil.RecoverAndFail(t, "Panic on fourslash test")
|
|
// NoDts resolver can't resolve "foo" to any .js (only @types/foo has .d.ts),
|
|
// so findImplementationFileFromDtsFileName maps @types/foo → foo and finds the .js.
|
|
const content = `// @moduleResolution: bundler
|
|
// @Filename: /home/src/workspaces/project/node_modules/@types/foo/package.json
|
|
{ "name": "@types/foo", "version": "1.0.0" }
|
|
// @Filename: /home/src/workspaces/project/node_modules/@types/foo/index.d.ts
|
|
export declare function bar(): string;
|
|
// @Filename: /home/src/workspaces/project/node_modules/foo/package.json
|
|
{ "name": "foo", "version": "1.0.0", "main": "./index.js" }
|
|
// @Filename: /home/src/workspaces/project/node_modules/foo/index.js
|
|
export function /*target*/bar() { return "hello"; }
|
|
// @Filename: /home/src/workspaces/project/index.ts
|
|
import { bar } from "foo";
|
|
bar/*usage*/();`
|
|
f, done := fourslash.NewFourslash(t, nil /*capabilities*/, content)
|
|
defer done()
|
|
f.VerifyBaselineGoToSourceDefinition(t, "usage")
|
|
}
|
|
|
|
func TestGoToSourcePackageIndexDts(t *testing.T) {
|
|
t.Parallel()
|
|
defer testutil.RecoverAndFail(t, "Panic on fourslash test")
|
|
// When the .d.ts is index.d.ts, tryPackageRootFirst is true,
|
|
// so package root resolution is tried before subpath.
|
|
const content = `// @moduleResolution: bundler
|
|
// @Filename: /home/src/workspaces/project/node_modules/pkg/package.json
|
|
{ "name": "pkg", "main": "./lib/index.js", "types": "./lib/index.d.ts" }
|
|
// @Filename: /home/src/workspaces/project/node_modules/pkg/lib/index.d.ts
|
|
export declare function greet(): string;
|
|
// @Filename: /home/src/workspaces/project/node_modules/pkg/lib/index.js
|
|
export function /*target*/greet() { return "hi"; }
|
|
// @Filename: /home/src/workspaces/project/index.ts
|
|
import { greet } from "pkg";
|
|
greet/*usage*/();`
|
|
f, done := fourslash.NewFourslash(t, nil /*capabilities*/, content)
|
|
defer done()
|
|
f.VerifyBaselineGoToSourceDefinition(t, "usage")
|
|
}
|
|
|
|
func TestGoToSourcePackageRootThenSubpath(t *testing.T) {
|
|
t.Parallel()
|
|
defer testutil.RecoverAndFail(t, "Panic on fourslash test")
|
|
// tryPackageRootFirst is true (index.d.ts), root resolution fails because
|
|
// there's no main entry, but subpath resolution ("pkg/index") succeeds.
|
|
const content = `// @moduleResolution: bundler
|
|
// @Filename: /home/src/workspaces/project/node_modules/pkg/package.json
|
|
{ "name": "pkg", "types": "./index.d.ts" }
|
|
// @Filename: /home/src/workspaces/project/node_modules/pkg/index.d.ts
|
|
export declare function work(): void;
|
|
// @Filename: /home/src/workspaces/project/node_modules/pkg/index.js
|
|
export function /*target*/work() {}
|
|
// @Filename: /home/src/workspaces/project/index.ts
|
|
import { work } from "pkg";
|
|
work/*usage*/();`
|
|
f, done := fourslash.NewFourslash(t, nil /*capabilities*/, content)
|
|
defer done()
|
|
f.VerifyBaselineGoToSourceDefinition(t, "usage")
|
|
}
|
|
|
|
func TestGoToSourcePackageRootFallsBackToSubpath(t *testing.T) {
|
|
t.Parallel()
|
|
defer testutil.RecoverAndFail(t, "Panic on fourslash test")
|
|
// tryPackageRootFirst is true (index.d.ts), root resolution fails,
|
|
// falls back to subpath.
|
|
const content = `// @moduleResolution: bundler
|
|
// @Filename: /home/src/workspaces/project/node_modules/pkg/package.json
|
|
{ "name": "pkg", "types": "./index.d.ts" }
|
|
// @Filename: /home/src/workspaces/project/node_modules/pkg/index.d.ts
|
|
export declare function work(): void;
|
|
// @Filename: /home/src/workspaces/project/node_modules/pkg/index.js
|
|
export function /*target*/work() {}
|
|
// @Filename: /home/src/workspaces/project/index.ts
|
|
import { work } from "pkg";
|
|
work/*usage*/();`
|
|
f, done := fourslash.NewFourslash(t, nil /*capabilities*/, content)
|
|
defer done()
|
|
f.VerifyBaselineGoToSourceDefinition(t, "usage")
|
|
}
|
|
|
|
func TestGoToSourceSubpathNotIndex(t *testing.T) {
|
|
t.Parallel()
|
|
defer testutil.RecoverAndFail(t, "Panic on fourslash test")
|
|
// Subpath resolution succeeds when the d.ts is NOT index.d.ts.
|
|
const content = `// @moduleResolution: bundler
|
|
// @Filename: /home/src/workspaces/project/node_modules/pkg/package.json
|
|
{ "name": "pkg", "types": "./lib/utils.d.ts" }
|
|
// @Filename: /home/src/workspaces/project/node_modules/pkg/lib/utils.d.ts
|
|
export declare function util(): void;
|
|
// @Filename: /home/src/workspaces/project/node_modules/pkg/lib/utils.js
|
|
export function /*target*/util() {}
|
|
// @Filename: /home/src/workspaces/project/index.ts
|
|
import { util } from "pkg";
|
|
util/*usage*/();`
|
|
f, done := fourslash.NewFourslash(t, nil /*capabilities*/, content)
|
|
defer done()
|
|
f.VerifyBaselineGoToSourceDefinition(t, "usage")
|
|
}
|