vendor tsgo

tools/tsgo/internal/packagejson/exportsorimports_test.go

@@ -0,0 +1,62 @@
+package packagejson_test
+
+import (
+	"testing"
+
+	"github.com/microsoft/typescript-go/internal/json"
+	"github.com/microsoft/typescript-go/internal/packagejson"
+	"gotest.tools/v3/assert"
+)
+
+func TestExports(t *testing.T) {
+	t.Parallel()
+
+	t.Run("UnmarshalJSONV2", func(t *testing.T) {
+		t.Parallel()
+		testExports(t, func(in []byte, out any) error { return json.Unmarshal(in, out) })
+	})
+}
+
+func testExports(t *testing.T, unmarshal func([]byte, any) error) {
+	type Exports struct {
+		Imports packagejson.ExportsOrImports `json:"imports"`
+		Exports packagejson.ExportsOrImports `json:"exports"`
+	}
+
+	var e Exports
+
+	jsonString := `{
+		"imports": {
+			"#foo": {
+				"import": "./foo.ts"
+			}
+		},
+		"exports": {
+			".": {
+				"import": "./test.ts",
+				"default": "./test.ts"
+			},
+			"./test": [
+				"./test1.ts",
+				"./test2.ts",
+				null
+			],
+			"./null": null
+		}
+	}`
+
+	err := unmarshal([]byte(jsonString), &e)
+	assert.NilError(t, err)
+
+	assert.Assert(t, e.Exports.IsSubpaths())
+	assert.Equal(t, e.Exports.AsObject().Size(), 3)
+	assert.Assert(t, e.Exports.AsObject().GetOrZero(".").IsConditions())
+	assert.Assert(t, e.Exports.AsObject().GetOrZero(".").AsObject().GetOrZero("import").Type == packagejson.JSONValueTypeString)
+	assert.Equal(t, e.Exports.AsObject().GetOrZero("./test").AsArray()[2].Type, packagejson.JSONValueTypeNull)
+	assert.Assert(t, e.Exports.AsObject().GetOrZero("./null").Type == packagejson.JSONValueTypeNull)
+
+	assert.Assert(t, e.Imports.IsImports())
+	assert.Equal(t, e.Imports.AsObject().Size(), 1)
+	assert.Assert(t, e.Imports.AsObject().GetOrZero("#foo").IsConditions())
+	assert.Assert(t, e.Imports.AsObject().GetOrZero("#foo").AsObject().GetOrZero("import").Type == packagejson.JSONValueTypeString)
+}