vendor tsgo

tools/tsgo/internal/packagejson/expected_test.go

@@ -0,0 +1,44 @@
+package packagejson_test
+
+import (
+	"testing"
+
+	"github.com/microsoft/typescript-go/internal/json"
+	"github.com/microsoft/typescript-go/internal/packagejson"
+	"gotest.tools/v3/assert"
+)
+
+func TestExpected(t *testing.T) {
+	t.Parallel()
+
+	type packageJson struct {
+		Name    packagejson.Expected[string] `json:"name"`
+		Version packagejson.Expected[string] `json:"version"`
+		Exports packagejson.Expected[any]    `json:"exports"`
+		Main    packagejson.Expected[string] `json:"main"`
+	}
+
+	var p packageJson
+
+	jsonString := `{
+		"name": "test",
+		"version": 2,
+		"exports": null
+	}`
+
+	err := json.Unmarshal([]byte(jsonString), &p)
+	assert.NilError(t, err)
+
+	assert.Equal(t, p.Name.Valid, true)
+	assert.Equal(t, p.Name.Value, "test")
+
+	assert.Equal(t, p.Version.Valid, false)
+	assert.Equal(t, p.Version.Value, "")
+
+	assert.Assert(t, p.Exports.Null)
+	assert.Equal(t, p.Exports.Valid, false)
+
+	assert.Equal(t, p.Main.Valid, false)
+	assert.Equal(t, p.Main.Null, false)
+	assert.Equal(t, p.Main.Value, "")
+}