commit inicial do projeto

internal/transactions/block_test.go

@@ -0,0 +1,41 @@
+package transactions_test
+
+import (
+	"dejo_node/internal/transactions"
+	"testing"
+)
+
+func TestCreateBlock(t *testing.T) {
+	tx1 := &transactions.Transaction{
+		From:  "A",
+		To:    "B",
+		Value: 10,
+		Nonce: 1,
+		Gas:   1,
+		Signature: "sig1",
+	}
+
+tx2 := &transactions.Transaction{
+		From:  "B",
+		To:    "C",
+		Value: 5,
+		Nonce: 1,
+		Gas:   1,
+		Signature: "sig2",
+	}
+
+	block := transactions.CreateBlock("prevhash", []*transactions.Transaction{tx1, tx2}, 2)
+
+	if block.Hash == "" {
+		t.Error("hash do bloco não pode ser vazio")
+	}
+	if block.Index != 2 {
+		t.Errorf("esperava índice 2, obteve %d", block.Index)
+	}
+	if block.PrevHash != "prevhash" {
+		t.Errorf("hash anterior incorreto")
+	}
+	if len(block.Txns) != 2 {
+		t.Errorf("esperava 2 transações no bloco, obteve %d", len(block.Txns))
+	}
+}