Add block test

core/block_test.go

@@ -0,0 +1,18 @@
+package core
+
+import (
+	"testing"
+)
+
+func TestBlock_AddTransaction(t *testing.T) {
+	block := Block{}
+	transaction := Transaction{Sender: "foo", Receiver: "bar", Message: "Test", Amount: 100}
+	block.AddTransaction(transaction)
+
+	want := transaction
+	got := block.Data[0]
+
+	if want != got {
+		t.Errorf("Want: %v, but got %v", want, got)
+	}
+}