Initial cloud-services repo - gateway service + pkg modules

pkg/testhelper/schema.go

@@ -0,0 +1,63 @@
+package testhelper
+
+import (
+	"testing"
+
+	"github.com/xeipuuv/gojsonschema"
+)
+
+func NewSchemaTestHelper(t *testing.T, schemaFile string) SchemaTestHelper {
+	schema, err := getSchema(schemaFile)
+	if err != nil {
+		t.Fatalf(TestErrorTemplate, "RunSchemaTests", nil, err)
+	}
+
+	return SchemaTestHelper{
+		schema: schema,
+		t:      t,
+	}
+}
+
+type SchemaTestHelper struct {
+	schema *gojsonschema.Schema
+	t      *testing.T
+}
+
+type SchemaTest struct {
+	Name   string
+	Object interface{}
+}
+
+func (h SchemaTestHelper) RunSchemaTests(tests []SchemaTest) {
+	for _, test := range tests {
+		h.runSchemaTest(test)
+	}
+}
+
+func (h SchemaTestHelper) ValidateSchemaObject(testName string, data []byte) {
+	objectLoader := gojsonschema.NewBytesLoader(data)
+	h.validate(testName, objectLoader)
+}
+
+func (h SchemaTestHelper) runSchemaTest(test SchemaTest) {
+	objectLoader := gojsonschema.NewGoLoader(test.Object)
+	h.validate(test.Name, objectLoader)
+}
+
+func (h SchemaTestHelper) validate(testName string, objectLoader gojsonschema.JSONLoader) {
+	result, err := h.schema.Validate(objectLoader)
+	if err != nil {
+		h.t.Fatalf(TestErrorTemplate, testName, nil, err)
+	}
+
+	if !result.Valid() {
+		for _, err := range result.Errors() {
+			h.t.Errorf(TestErrorTemplate, testName, nil, err)
+		}
+	}
+}
+
+func getSchema(filePath string) (*gojsonschema.Schema, error) {
+	schemaLoader := gojsonschema.NewReferenceLoader(filePath)
+	return gojsonschema.NewSchema(schemaLoader)
+}