initial

core_test.go

@@ -0,0 +1,34 @@
+package core
+
+import (
+	"log"
+	"testing"
+)
+
+type TestTagDefaultValueStruct struct {
+	TestString string `json:"test_string" default:"something"`
+	TestNumber int    `json:"test_number" default:"12"`
+}
+
+func TestTagDefaultValue(t *testing.T) {
+	testStruct := &TestTagDefaultValueStruct{}
+
+	values, err := getDefaultValues(testStruct)
+	if err != nil {
+		log.Fatalf("error when getting default values from tags: %s", err)
+	}
+
+	expected := map[string]string{
+		"test_string": "something",
+		"test_number": "12",
+	}
+
+	if len(values) != len(expected) {
+		log.Fatalf("expected equal length of values and expected: expected: %d, got: %d", len(expected), len(values))
+	}
+	for expKey, expValue := range expected {
+		if expValue != values[expKey] {
+			log.Fatalf("not equal values for key %s", expKey)
+		}
+	}
+}