Adding modding folder with a hacked build.

modding/hacked/ss1/resource/List_test.go

@@ -0,0 +1,52 @@
+package resource_test
+
+import (
+	"testing"
+
+	"github.com/inkyblackness/hacked/ss1/resource"
+
+	"github.com/stretchr/testify/assert"
+)
+
+func someResource(key byte) resource.View {
+	return resource.Resource{
+		Blocks: resource.BlocksFrom([][]byte{{key}}),
+	}
+}
+
+func TestListWith(t *testing.T) {
+	t.Run("nil list", func(t *testing.T) {
+		var base resource.List
+		result := base.With(someResource(0x01))
+		assert.Equal(t, resource.List([]resource.View{someResource(0x01)}), result)
+	})
+
+	t.Run("append", func(t *testing.T) {
+		base := resource.List([]resource.View{someResource(0x01)})
+		result := base.With(someResource(0x03))
+		assert.Equal(t, resource.List([]resource.View{someResource(0x01), someResource(0x03)}), result)
+	})
+
+	t.Run("immutable source", func(t *testing.T) {
+		raw := make([]resource.View, 1, 2)
+		raw[0] = someResource(0x02)
+		base := resource.List(raw)
+		result := base.With(someResource(0x04))
+		assert.Equal(t, 2, len(result))
+		assert.Equal(t, resource.List([]resource.View{someResource(0x02)}), base)
+	})
+}
+
+func TestListJoined(t *testing.T) {
+	var empty resource.List
+	t.Run("two lists", func(t *testing.T) {
+		base := empty.With(someResource(0x01)).With(someResource(0x02))
+		other := empty.With(someResource(0x03)).With(someResource(0x04))
+		result := base.Joined(other)
+		assert.Equal(t, resource.List([]resource.View{someResource(0x01), someResource(0x02), someResource(0x03), someResource(0x04)}), result)
+	})
+	t.Run("nil with nil is nil", func(t *testing.T) {
+		result := empty.Joined(empty)
+		assert.Nil(t, result)
+	})
+}