Add a few tests for string_list

config/string_list_test.go

@@ -0,0 +1,29 @@
+package config
+
+import (
+	"reflect"
+	"testing"
+)
+
+func TestStringList_slice(t *testing.T) {
+	expected := []string{"apple", "banana", "pear"}
+	l := NewStringList(expected)
+	actual := l.Slice()
+
+	if !reflect.DeepEqual(expected, actual) {
+		t.Fatalf("Expected %q, got %q", expected, actual)
+	}
+}
+
+func TestStringList_element(t *testing.T) {
+	list := []string{"apple", "banana", "pear"}
+	l := NewStringList(list)
+	actual := l.Element(1)
+
+	expected := "banana"
+
+	if actual != expected {
+		t.Fatalf("Expected 2nd element from %q to be %q, got %q",
+			list, expected, actual)
+	}
+}