Continued implementing the Instruction Pointer

1 files changed, 35 insertions, 0 deletions

diff --git a/pkg/pointer/storage-offset_test.go b/pkg/pointer/storage-offset_test.go
new file mode 100644
index 0000000..26a5f38
--- /dev/null
+++ b/pkg/pointer/storage-offset_test.go
@@ -0,0 +1,35 @@
+package pointer
+
+import (
+	"testing"
+
+	"github.com/stretchr/testify/require"
+)
+
+func TestGetStorageOffset(t *testing.T) {
+	p := NewPointer()
+	x, y := p.GetStorageOffset()
+	require.Equal(t, x, 0)
+	require.Equal(t, y, 0)
+	p.SetStorageOffset(3, 8)
+	x, y = p.GetStorageOffset()
+	require.Equal(t, x, 3)
+	require.Equal(t, y, 8)
+}
+
+func TestCalculateNewStorageOffset(t *testing.T) {
+	p := NewPointer()
+	p.CalculateNewStorageOffset()
+	x, y := p.GetStorageOffset()
+	require.Equal(t, x, 1)
+	require.Equal(t, y, 0)
+	p.sox, p.soy = 3, 2
+	x, y = p.GetStorageOffset()
+	require.Equal(t, x, 3)
+	require.Equal(t, y, 2)
+	p.x, p.y = 8, 12
+	p.CalculateNewStorageOffset()
+	x, y = p.GetStorageOffset()
+	require.Equal(t, x, 9)
+	require.Equal(t, y, 12)
+}