Function TestFieldsInNestedDictionary

json_formatter_test.go:165–205

(t *testing.T)

}

func TestFieldsInNestedDictionary(t *testing.T) {
	formatter := &JSONFormatter{
		DataKey: "args",
	}

	logEntry := WithFields(Fields{
		"level": "level",
		"test":  "test",
	})
	logEntry.Level = InfoLevel

	b, err := formatter.Format(logEntry)
	if err != nil {
		t.Fatal("Unable to format entry: ", err)
	}

	entry := make(map[string]interface{})
	err = json.Unmarshal(b, &entry)
	if err != nil {
		t.Fatal("Unable to unmarshal formatted entry: ", err)
	}

	args := entry["args"].(map[string]interface{})

	for _, field := range []string{"test", "level"} {
		if value, present := args[field]; !present || value != field {
			t.Errorf("Expected field %v to be present under 'args'; untouched", field)
		}
	}

	for _, field := range []string{"test", "fields.level"} {
		if _, present := entry[field]; present {
			t.Errorf("Expected field %v not to be present at top level", field)
		}
	}

	// with nested object, "level" shouldn't clash
	if entry["level"] != "info" {
		t.Errorf("Expected 'level' field to contain 'info'")
	}
}

func TestJSONEntryEndsWithNewline(t *testing.T) {
	formatter := &JSONFormatter{}