New minor release after complete rewrite.

Brings neat and testable codebase with minimum allocations in mind.

utils/logger/logger_test.go

@@ -0,0 +1,84 @@
+package logger
+
+import "testing"
+
+type Person struct {
+	Name string
+	Age  int
+}
+
+func TestSerializeStruct(t *testing.T) {
+	person := Person{Name: "Alice", Age: 30}
+	expected := `{"_":"logger.Person","Name":"Alice","Age":30}`
+	actual, err := Serialize(person)
+	if err != nil {
+		t.Errorf("Error: %v", err)
+	}
+	if actual != expected {
+		t.Errorf("Expected: %v\nActual: %v", expected, actual)
+	}
+}
+
+func TestSerializeNilPointer(t *testing.T) {
+	var person *Person
+	expected := `null`
+	actual, err := Serialize(person)
+	if err != nil {
+		t.Errorf("Error: %v", err)
+	}
+	if actual != expected {
+		t.Errorf("Expected: %v\nActual: %v", expected, actual)
+	}
+}
+
+func TestSerializeNonNilPointer(t *testing.T) {
+	person := &Person{Name: "Alice", Age: 30}
+	expected := `{"_":"logger.Person","Name":"Alice","Age":30}`
+	actual, err := Serialize(person)
+	if err != nil {
+		t.Errorf("Error: %v", err)
+	}
+	if actual != expected {
+		t.Errorf("Expected: %v\nActual: %v", expected, actual)
+	}
+}
+
+func TestSerializeSlice(t *testing.T) {
+	people := []Person{
+		{Name: "Alice", Age: 30},
+		{Name: "Bob", Age: 40},
+	}
+	expected := `[{"_":"logger.Person","Name":"Alice","Age":30},{"_":"logger.Person","Name":"Bob","Age":40}]`
+	actual, err := Serialize(people)
+	if err != nil {
+		t.Errorf("Error: %v", err)
+	}
+	if actual != expected {
+		t.Errorf("Expected: %v\nActual: %v", expected, actual)
+	}
+}
+
+func TestSerializeSliceOfPointers(t *testing.T) {
+	people := []*Person{
+		{Name: "Alice", Age: 30},
+		{Name: "Bob", Age: 40},
+	}
+	expected := `[{"_":"logger.Person","Name":"Alice","Age":30},{"_":"logger.Person","Name":"Bob","Age":40}]`
+
+	actual, err := Serialize(people)
+	if err != nil {
+		t.Errorf("Error: %v", err)
+	}
+	if actual != expected {
+		t.Errorf("Expected: %v\nActual: %v", expected, actual)
+	}
+}
+
+func TestSerializeUnsupportedType(t *testing.T) {
+	type UnsupportedType chan int
+	unsupportedType := make(UnsupportedType)
+	_, err := Serialize(unsupportedType)
+	if err == nil {
+		t.Errorf("Expected an error, but got nil")
+	}
+}