diff --git a/artifacts/artifacts.go b/artifacts/artifacts.go
index 678b3827..d58a81b0 100644
--- a/artifacts/artifacts.go
+++ b/artifacts/artifacts.go
@@ -8,12 +8,6 @@ import (
 	"github.com/NethermindEth/starknet.go/types"
 )
 
-//go:embed hello_starknet_compiled.casm.json
-var ExampleWorldCasm []byte
-
-//go:embed hello_starknet_compiled.sierra.json
-var ExampleWorldSierra []byte
-
 //go:embed account.json
 var AccountCompiled []byte
 
diff --git a/contracts/contracts.go b/contracts/contracts.go
index d4bd3048..115fe16d 100644
--- a/contracts/contracts.go
+++ b/contracts/contracts.go
@@ -2,7 +2,6 @@ package contracts
 
 import (
 	"encoding/json"
-	"io/ioutil"
 	"os"
 
 	"github.com/NethermindEth/juno/core/felt"
@@ -29,13 +28,8 @@ type CasmClassEntryPoint struct {
 }
 
 func UnmarshalCasmClass(filePath string) (*CasmClass, error) {
-	file, err := os.Open(filePath)
-	if err != nil {
-		return nil, err
-	}
-	defer file.Close()
 
-	content, err := ioutil.ReadAll(file)
+	content, err := os.ReadFile(filePath)
 	if err != nil {
 		return nil, err
 	}
diff --git a/contracts/contracts_test.go b/contracts/contracts_test.go
index b5ca03a9..64d50fa0 100644
--- a/contracts/contracts_test.go
+++ b/contracts/contracts_test.go
@@ -2,29 +2,32 @@ package contracts_test
 
 import (
 	"encoding/json"
+	"os"
 	"testing"
 
-	"github.com/NethermindEth/starknet.go/artifacts"
 	"github.com/NethermindEth/starknet.go/contracts"
 	"github.com/NethermindEth/starknet.go/rpc"
+	"github.com/test-go/testify/assert"
 	"github.com/test-go/testify/require"
 )
 
 func TestUnmarshalContractClass(t *testing.T) {
-	compiledClass := artifacts.ExampleWorldSierra
+	content, err := os.ReadFile("./tests/hello_starknet_compiled.sierra.json")
+	require.NoError(t, err)
+
 	var class rpc.ContractClass
-	err := json.Unmarshal(compiledClass, &class)
+	err = json.Unmarshal(content, &class)
 	require.NoError(t, err)
-	require.Equal(t, class.SierraProgram[0].String(), "0x1")
-	require.Equal(t, class.SierraProgram[1].String(), "0x3")
+	assert.Equal(t, class.SierraProgram[0].String(), "0x1")
+	assert.Equal(t, class.SierraProgram[1].String(), "0x3")
 }
 
 func TestUnmarshalCasmClass(t *testing.T) {
-	casmClass, err := contracts.UnmarshalCasmClass("../artifacts/hello_starknet_compiled.casm.json")
+	casmClass, err := contracts.UnmarshalCasmClass("./tests/hello_starknet_compiled.casm.json")
 	require.NoError(t, err)
-	require.Equal(t, casmClass.Prime, "0x800000000000011000000000000000000000000000000000000000000000001")
-	require.Equal(t, casmClass.Version, "2.1.0")
-	require.Equal(t, casmClass.EntryPointByType.External[0].Selector.String(), "0x362398bec32bc0ebb411203221a35a0301193a96f317ebe5e40be9f60d15320")
-	require.Equal(t, casmClass.EntryPointByType.External[1].Offset, 130)
-	require.Equal(t, casmClass.EntryPointByType.External[1].Builtins[0], "range_check")
+	assert.Equal(t, casmClass.Prime, "0x800000000000011000000000000000000000000000000000000000000000001")
+	assert.Equal(t, casmClass.Version, "2.1.0")
+	assert.Equal(t, casmClass.EntryPointByType.External[0].Selector.String(), "0x362398bec32bc0ebb411203221a35a0301193a96f317ebe5e40be9f60d15320")
+	assert.Equal(t, casmClass.EntryPointByType.External[1].Offset, 130)
+	assert.Equal(t, casmClass.EntryPointByType.External[1].Builtins[0], "range_check")
 }
diff --git a/artifacts/hello_starknet_compiled.casm.json b/contracts/tests/hello_starknet_compiled.casm.json
similarity index 100%
rename from artifacts/hello_starknet_compiled.casm.json
rename to contracts/tests/hello_starknet_compiled.casm.json
diff --git a/artifacts/hello_starknet_compiled.sierra.json b/contracts/tests/hello_starknet_compiled.sierra.json
similarity index 100%
rename from artifacts/hello_starknet_compiled.sierra.json
rename to contracts/tests/hello_starknet_compiled.sierra.json
diff --git a/hash/hash.go b/hash/hash.go
index e745db5e..0e0129b5 100644
--- a/hash/hash.go
+++ b/hash/hash.go
@@ -8,7 +8,7 @@ import (
 	"github.com/NethermindEth/starknet.go/utils"
 )
 
-// computeHashOnElementsFelt hashes the array of felts provided as input
+// ComputeHashOnElementsFelt hashes the array of felts provided as input
 func ComputeHashOnElementsFelt(feltArr []*felt.Felt) (*felt.Felt, error) {
 	bigIntArr := utils.FeltArrToBigIntArr(feltArr)
 
@@ -19,7 +19,7 @@ func ComputeHashOnElementsFelt(feltArr []*felt.Felt) (*felt.Felt, error) {
 	return utils.BigIntToFelt(hash), nil
 }
 
-// calculateTransactionHashCommon [specification] calculates the transaction hash in the StarkNet network - a unique identifier of the transaction.
+// CalculateTransactionHashCommon [specification] calculates the transaction hash in the StarkNet network - a unique identifier of the transaction.
 // [specification]: https://github.com/starkware-libs/cairo-lang/blob/master/src/starkware/starknet/core/os/transaction_hash/transaction_hash.py#L27C5-L27C38
 func CalculateTransactionHashCommon(
 	txHashPrefix *felt.Felt,
@@ -63,7 +63,7 @@ func ClassHash(contract rpc.ContractClass) (*felt.Felt, error) {
 }
 
 func hashEntryPointByType(entryPoint []rpc.SierraEntryPoint) *felt.Felt {
-	flattened := []*felt.Felt{}
+	flattened := make([]*felt.Felt, 0, len(entryPoint))
 	for _, elt := range entryPoint {
 		flattened = append(flattened, elt.Selector, new(felt.Felt).SetUint64(uint64(elt.FunctionIdx)))
 	}
diff --git a/hash/hash_test.go b/hash/hash_test.go
index 351abb92..0f258442 100644
--- a/hash/hash_test.go
+++ b/hash/hash_test.go
@@ -2,9 +2,9 @@ package hash_test
 
 import (
 	"encoding/json"
+	"os"
 	"testing"
 
-	"github.com/NethermindEth/starknet.go/artifacts"
 	"github.com/NethermindEth/starknet.go/contracts"
 	"github.com/NethermindEth/starknet.go/hash"
 	"github.com/NethermindEth/starknet.go/rpc"
@@ -12,9 +12,11 @@ import (
 )
 
 func TestUnmarshalCasmClassHash(t *testing.T) {
-	compiledClass := artifacts.ExampleWorldCasm
+	content, err := os.ReadFile("./tests/hello_starknet_compiled.casm.json")
+	require.NoError(t, err)
+
 	var class contracts.CasmClass
-	err := json.Unmarshal(compiledClass, &class)
+	err = json.Unmarshal(content, &class)
 	require.NoError(t, err)
 }
 
@@ -22,9 +24,11 @@ func TestClassHash(t *testing.T) {
 	//https://github.com/software-mansion/starknet.py/blob/development/starknet_py/hash/class_hash_test.py
 	expectedClasshash := "0x4ec2ecf58014bc2ffd7c84843c3525e5ecb0a2cac33c47e9c347f39fc0c0944"
 
-	compiledClass := artifacts.ExampleWorldSierra
+	content, err := os.ReadFile("./tests/hello_starknet_compiled.sierra.json")
+	require.NoError(t, err)
+
 	var class rpc.ContractClass
-	err := json.Unmarshal(compiledClass, &class)
+	err = json.Unmarshal(content, &class)
 	require.NoError(t, err)
 	compClassHash, err := hash.ClassHash(class)
 	require.NoError(t, err)
@@ -35,9 +39,11 @@ func TestCompiledClassHash(t *testing.T) {
 	//https://github.com/software-mansion/starknet.py/blob/development/starknet_py/hash/casm_class_hash_test.py
 	expectedHash := "0x785fa5f2bacf0bfe3bc413be5820a61e1ea63f2ec27ef00331ee9f46ad07603"
 
-	compiledClass := artifacts.ExampleWorldCasm
+	content, err := os.ReadFile("./tests/hello_starknet_compiled.casm.json")
+	require.NoError(t, err)
+
 	var casmClass contracts.CasmClass
-	err := json.Unmarshal(compiledClass, &casmClass)
+	err = json.Unmarshal(content, &casmClass)
 	require.NoError(t, err)
 
 	hash := hash.CompiledClassHash(casmClass)
diff --git a/hash/tests/hello_starknet_compiled.casm.json b/hash/tests/hello_starknet_compiled.casm.json
new file mode 100644
index 00000000..0253732e
--- /dev/null
+++ b/hash/tests/hello_starknet_compiled.casm.json
@@ -0,0 +1,829 @@
+{
+  "prime": "0x800000000000011000000000000000000000000000000000000000000000001",
+  "compiler_version": "2.1.0",
+  "bytecode": [
+    "0xa0680017fff8000",
+    "0x7",
+    "0x482680017ffa8000",
+    "0xffffffffffffffffffffffffffffa9e8",
+    "0x400280007ff97fff",
+    "0x10780017fff7fff",
+    "0x6e",
+    "0x4825800180007ffa",
+    "0x5618",
+    "0x400280007ff97fff",
+    "0x480a7ffc7fff8000",
+    "0x480a7ffd7fff8000",
+    "0x1104800180018000",
+    "0xe8",
+    "0x482680017ff98000",
+    "0x1",
+    "0x20680017fff7ffd",
+    "0x55",
+    "0x48307ffb80007ffc",
+    "0x4824800180007fff",
+    "0x0",
+    "0x20680017fff7fff",
+    "0x4",
+    "0x10780017fff7fff",
+    "0x13",
+    "0x480a7ffb7fff8000",
+    "0x1104800180018000",
+    "0xfe",
+    "0x40780017fff7fff",
+    "0x1",
+    "0x480680017fff8000",
+    "0x496e70757420746f6f206c6f6e6720666f7220617267756d656e7473",
+    "0x400080007ffe7fff",
+    "0x48127ff77fff8000",
+    "0x48127fe67fff8000",
+    "0x48127ffb7fff8000",
+    "0x480680017fff8000",
+    "0x1",
+    "0x48127ffa7fff8000",
+    "0x482480017ff98000",
+    "0x1",
+    "0x208b7fff7fff7ffe",
+    "0x1104800180018000",
+    "0x1b0",
+    "0x482480017fff8000",
+    "0x1af",
+    "0x480080007fff8000",
+    "0xa0680017fff8000",
+    "0x9",
+    "0x4824800180007fe8",
+    "0x0",
+    "0x482480017fff8000",
+    "0x100000000000000000000000000000000",
+    "0x400080007ff67fff",
+    "0x10780017fff7fff",
+    "0x20",
+    "0x4824800180007fe8",
+    "0x0",
+    "0x400080007ff77fff",
+    "0x48127fff7fff8000",
+    "0x480a7ffb7fff8000",
+    "0x48127ff47fff8000",
+    "0x1104800180018000",
+    "0xdc",
+    "0x482480017fbe8000",
+    "0x1",
+    "0x20680017fff7ffc",
+    "0xc",
+    "0x40780017fff7fff",
+    "0x1",
+    "0x48127ffe7fff8000",
+    "0x48127ff87fff8000",
+    "0x48127ff87fff8000",
+    "0x480680017fff8000",
+    "0x0",
+    "0x48127ffb7fff8000",
+    "0x48127ffa7fff8000",
+    "0x208b7fff7fff7ffe",
+    "0x48127fff7fff8000",
+    "0x48127ff97fff8000",
+    "0x48127ff97fff8000",
+    "0x480680017fff8000",
+    "0x1",
+    "0x48127ff97fff8000",
+    "0x48127ff97fff8000",
+    "0x208b7fff7fff7ffe",
+    "0x40780017fff7fff",
+    "0x1",
+    "0x480680017fff8000",
+    "0x4f7574206f6620676173",
+    "0x400080007ffe7fff",
+    "0x482480017ff48000",
+    "0x1",
+    "0x48127fe37fff8000",
+    "0x480a7ffb7fff8000",
+    "0x480680017fff8000",
+    "0x1",
+    "0x48127ffa7fff8000",
+    "0x482480017ff98000",
+    "0x1",
+    "0x208b7fff7fff7ffe",
+    "0x40780017fff7fff",
+    "0x1",
+    "0x480680017fff8000",
+    "0x496e70757420746f6f2073686f727420666f7220617267756d656e7473",
+    "0x400080007ffe7fff",
+    "0x48127ffd7fff8000",
+    "0x48127fec7fff8000",
+    "0x480a7ffb7fff8000",
+    "0x480680017fff8000",
+    "0x1",
+    "0x48127ffa7fff8000",
+    "0x482480017ff98000",
+    "0x1",
+    "0x208b7fff7fff7ffe",
+    "0x40780017fff7fff",
+    "0x1",
+    "0x480680017fff8000",
+    "0x4f7574206f6620676173",
+    "0x400080007ffe7fff",
+    "0x482680017ff98000",
+    "0x1",
+    "0x480a7ffa7fff8000",
+    "0x480a7ffb7fff8000",
+    "0x480680017fff8000",
+    "0x1",
+    "0x48127ffa7fff8000",
+    "0x482480017ff98000",
+    "0x1",
+    "0x208b7fff7fff7ffe",
+    "0xa0680017fff8000",
+    "0x7",
+    "0x482680017ffa8000",
+    "0xffffffffffffffffffffffffffffe2f0",
+    "0x400280007ff97fff",
+    "0x10780017fff7fff",
+    "0x5e",
+    "0x4825800180007ffa",
+    "0x1d10",
+    "0x400280007ff97fff",
+    "0x48297ffc80007ffd",
+    "0x482680017ff98000",
+    "0x1",
+    "0x4824800180007ffe",
+    "0x0",
+    "0x20680017fff7fff",
+    "0x4",
+    "0x10780017fff7fff",
+    "0x13",
+    "0x480a7ffb7fff8000",
+    "0x1104800180018000",
+    "0x82",
+    "0x40780017fff7fff",
+    "0x1",
+    "0x480680017fff8000",
+    "0x496e70757420746f6f206c6f6e6720666f7220617267756d656e7473",
+    "0x400080007ffe7fff",
+    "0x48127ff87fff8000",
+    "0x48127ff57fff8000",
+    "0x48127ffb7fff8000",
+    "0x480680017fff8000",
+    "0x1",
+    "0x48127ffa7fff8000",
+    "0x482480017ff98000",
+    "0x1",
+    "0x208b7fff7fff7ffe",
+    "0x1104800180018000",
+    "0x134",
+    "0x482480017fff8000",
+    "0x133",
+    "0x480080007fff8000",
+    "0xa0680017fff8000",
+    "0x9",
+    "0x4824800180007ff7",
+    "0x0",
+    "0x482480017fff8000",
+    "0x100000000000000000000000000000000",
+    "0x400080007ff77fff",
+    "0x10780017fff7fff",
+    "0x24",
+    "0x4824800180007ff7",
+    "0x0",
+    "0x400080007ff87fff",
+    "0x48127fff7fff8000",
+    "0x480a7ffb7fff8000",
+    "0x1104800180018000",
+    "0x87",
+    "0x482480017fd88000",
+    "0x1",
+    "0x20680017fff7ffc",
+    "0x11",
+    "0x40780017fff7fff",
+    "0x1",
+    "0x48127ffd7fff8000",
+    "0x48127ffe7fff8000",
+    "0x48127ffd7fff8000",
+    "0x1104800180018000",
+    "0x91",
+    "0x48127ff77fff8000",
+    "0x48127ff17fff8000",
+    "0x48127ff17fff8000",
+    "0x480680017fff8000",
+    "0x0",
+    "0x48127ffa7fff8000",
+    "0x48127ffa7fff8000",
+    "0x208b7fff7fff7ffe",
+    "0x48127fff7fff8000",
+    "0x48127ff97fff8000",
+    "0x48127ff97fff8000",
+    "0x480680017fff8000",
+    "0x1",
+    "0x48127ff97fff8000",
+    "0x48127ff97fff8000",
+    "0x208b7fff7fff7ffe",
+    "0x40780017fff7fff",
+    "0x1",
+    "0x480680017fff8000",
+    "0x4f7574206f6620676173",
+    "0x400080007ffe7fff",
+    "0x482480017ff58000",
+    "0x1",
+    "0x48127ff27fff8000",
+    "0x480a7ffb7fff8000",
+    "0x480680017fff8000",
+    "0x1",
+    "0x48127ffa7fff8000",
+    "0x482480017ff98000",
+    "0x1",
+    "0x208b7fff7fff7ffe",
+    "0x40780017fff7fff",
+    "0x1",
+    "0x480680017fff8000",
+    "0x4f7574206f6620676173",
+    "0x400080007ffe7fff",
+    "0x482680017ff98000",
+    "0x1",
+    "0x480a7ffa7fff8000",
+    "0x480a7ffb7fff8000",
+    "0x480680017fff8000",
+    "0x1",
+    "0x48127ffa7fff8000",
+    "0x482480017ff98000",
+    "0x1",
+    "0x208b7fff7fff7ffe",
+    "0x48297ffc80007ffd",
+    "0x20680017fff7fff",
+    "0x4",
+    "0x10780017fff7fff",
+    "0xa",
+    "0x482680017ffc8000",
+    "0x1",
+    "0x480a7ffd7fff8000",
+    "0x480680017fff8000",
+    "0x0",
+    "0x480a7ffc7fff8000",
+    "0x10780017fff7fff",
+    "0x8",
+    "0x480a7ffc7fff8000",
+    "0x480a7ffd7fff8000",
+    "0x480680017fff8000",
+    "0x1",
+    "0x480680017fff8000",
+    "0x0",
+    "0x48127ffc7fff8000",
+    "0x48127ffc7fff8000",
+    "0x20680017fff7ffc",
+    "0x8",
+    "0x48127ffe7fff8000",
+    "0x48127ffe7fff8000",
+    "0x480680017fff8000",
+    "0x0",
+    "0x480080007ffa8000",
+    "0x208b7fff7fff7ffe",
+    "0x48127ffe7fff8000",
+    "0x48127ffe7fff8000",
+    "0x480680017fff8000",
+    "0x1",
+    "0x480680017fff8000",
+    "0x0",
+    "0x208b7fff7fff7ffe",
+    "0x480a7ffd7fff8000",
+    "0x208b7fff7fff7ffe",
+    "0x480a7ffb7fff8000",
+    "0x480a7ffc7fff8000",
+    "0x1104800180018000",
+    "0x3e",
+    "0x20680017fff7ffd",
+    "0x19",
+    "0x48127ffb7fff8000",
+    "0x48127ffb7fff8000",
+    "0x48287ffd7ffd8000",
+    "0x1104800180018000",
+    "0x68",
+    "0x20680017fff7ffd",
+    "0xb",
+    "0x48127ffb7fff8000",
+    "0x48127ffb7fff8000",
+    "0x480680017fff8000",
+    "0x0",
+    "0x480680017fff8000",
+    "0x0",
+    "0x480680017fff8000",
+    "0x0",
+    "0x208b7fff7fff7ffe",
+    "0x48127ffb7fff8000",
+    "0x48127ffb7fff8000",
+    "0x480680017fff8000",
+    "0x1",
+    "0x48127ffb7fff8000",
+    "0x48127ffb7fff8000",
+    "0x208b7fff7fff7ffe",
+    "0x40780017fff7fff",
+    "0x18",
+    "0x48127fe37fff8000",
+    "0x48127fe37fff8000",
+    "0x480680017fff8000",
+    "0x1",
+    "0x48127fe37fff8000",
+    "0x48127fe37fff8000",
+    "0x208b7fff7fff7ffe",
+    "0x480a7ffc7fff8000",
+    "0x480a7ffd7fff8000",
+    "0x1104800180018000",
+    "0x18",
+    "0x20680017fff7ffd",
+    "0xa",
+    "0x48127ffb7fff8000",
+    "0x48127ffb7fff8000",
+    "0x480680017fff8000",
+    "0x0",
+    "0x480680017fff8000",
+    "0x0",
+    "0x48127ffb7fff8000",
+    "0x208b7fff7fff7ffe",
+    "0x48127ffb7fff8000",
+    "0x48127ffb7fff8000",
+    "0x480680017fff8000",
+    "0x1",
+    "0x48127ffb7fff8000",
+    "0x48127ffb7fff8000",
+    "0x208b7fff7fff7ffe",
+    "0x400380007ffd7ffb",
+    "0x480a7ffc7fff8000",
+    "0x482680017ffd8000",
+    "0x1",
+    "0x208b7fff7fff7ffe",
+    "0x480680017fff8000",
+    "0x0",
+    "0x480680017fff8000",
+    "0x206f38f7e4f15e87567361213c28f235cccdaa1d7fd34c9db1dfe9489c6a091",
+    "0x480680017fff8000",
+    "0x53746f7261676552656164",
+    "0x400280007ffd7fff",
+    "0x400380017ffd7ffc",
+    "0x400280027ffd7ffd",
+    "0x400280037ffd7ffe",
+    "0x480280057ffd8000",
+    "0x20680017fff7fff",
+    "0xc",
+    "0x480280047ffd8000",
+    "0x482680017ffd8000",
+    "0x7",
+    "0x480680017fff8000",
+    "0x0",
+    "0x480680017fff8000",
+    "0x0",
+    "0x480280067ffd8000",
+    "0x10780017fff7fff",
+    "0x9",
+    "0x480280047ffd8000",
+    "0x482680017ffd8000",
+    "0x8",
+    "0x480680017fff8000",
+    "0x1",
+    "0x480280067ffd8000",
+    "0x480280077ffd8000",
+    "0x1104800180018000",
+    "0x47",
+    "0x20680017fff7ffd",
+    "0xa",
+    "0x48127ff67fff8000",
+    "0x48127ff67fff8000",
+    "0x480680017fff8000",
+    "0x0",
+    "0x480680017fff8000",
+    "0x0",
+    "0x48127ffb7fff8000",
+    "0x208b7fff7fff7ffe",
+    "0x48127ff67fff8000",
+    "0x48127ff67fff8000",
+    "0x480680017fff8000",
+    "0x1",
+    "0x48127ffb7fff8000",
+    "0x48127ffb7fff8000",
+    "0x208b7fff7fff7ffe",
+    "0x480680017fff8000",
+    "0x0",
+    "0x480680017fff8000",
+    "0x206f38f7e4f15e87567361213c28f235cccdaa1d7fd34c9db1dfe9489c6a091",
+    "0x480680017fff8000",
+    "0x53746f726167655772697465",
+    "0x400280007ffc7fff",
+    "0x400380017ffc7ffb",
+    "0x400280027ffc7ffd",
+    "0x400280037ffc7ffe",
+    "0x400380047ffc7ffd",
+    "0x480280067ffc8000",
+    "0x20680017fff7fff",
+    "0xd",
+    "0x480280057ffc8000",
+    "0x482680017ffc8000",
+    "0x7",
+    "0x480680017fff8000",
+    "0x0",
+    "0x480680017fff8000",
+    "0x0",
+    "0x480680017fff8000",
+    "0x0",
+    "0x10780017fff7fff",
+    "0x9",
+    "0x480280057ffc8000",
+    "0x482680017ffc8000",
+    "0x9",
+    "0x480680017fff8000",
+    "0x1",
+    "0x480280077ffc8000",
+    "0x480280087ffc8000",
+    "0x1104800180018000",
+    "0x21",
+    "0x20680017fff7ffd",
+    "0xb",
+    "0x48127ff67fff8000",
+    "0x48127ff67fff8000",
+    "0x480680017fff8000",
+    "0x0",
+    "0x480680017fff8000",
+    "0x0",
+    "0x480680017fff8000",
+    "0x0",
+    "0x208b7fff7fff7ffe",
+    "0x48127ff67fff8000",
+    "0x48127ff67fff8000",
+    "0x480680017fff8000",
+    "0x1",
+    "0x48127ffb7fff8000",
+    "0x48127ffb7fff8000",
+    "0x208b7fff7fff7ffe",
+    "0x20780017fff7ffb",
+    "0x8",
+    "0x480680017fff8000",
+    "0x0",
+    "0x480680017fff8000",
+    "0x0",
+    "0x480a7ffd7fff8000",
+    "0x208b7fff7fff7ffe",
+    "0x480680017fff8000",
+    "0x1",
+    "0x480a7ffc7fff8000",
+    "0x480a7ffd7fff8000",
+    "0x208b7fff7fff7ffe",
+    "0x20780017fff7ffb",
+    "0x9",
+    "0x480680017fff8000",
+    "0x0",
+    "0x480680017fff8000",
+    "0x0",
+    "0x480680017fff8000",
+    "0x0",
+    "0x208b7fff7fff7ffe",
+    "0x480680017fff8000",
+    "0x1",
+    "0x480a7ffc7fff8000",
+    "0x480a7ffd7fff8000",
+    "0x208b7fff7fff7ffe"
+  ],
+  "hints": [
+    [
+      0,
+      [
+        {
+          "TestLessThanOrEqual": {
+            "lhs": {
+              "Immediate": "0x5618"
+            },
+            "rhs": {
+              "Deref": {
+                "register": "FP",
+                "offset": -6
+              }
+            },
+            "dst": {
+              "register": "AP",
+              "offset": 0
+            }
+          }
+        }
+      ]
+    ],
+    [
+      28,
+      [
+        {
+          "AllocSegment": {
+            "dst": {
+              "register": "AP",
+              "offset": 0
+            }
+          }
+        }
+      ]
+    ],
+    [
+      47,
+      [
+        {
+          "TestLessThanOrEqual": {
+            "lhs": {
+              "Immediate": "0x0"
+            },
+            "rhs": {
+              "Deref": {
+                "register": "AP",
+                "offset": -23
+              }
+            },
+            "dst": {
+              "register": "AP",
+              "offset": 0
+            }
+          }
+        }
+      ]
+    ],
+    [
+      68,
+      [
+        {
+          "AllocSegment": {
+            "dst": {
+              "register": "AP",
+              "offset": 0
+            }
+          }
+        }
+      ]
+    ],
+    [
+      86,
+      [
+        {
+          "AllocSegment": {
+            "dst": {
+              "register": "AP",
+              "offset": 0
+            }
+          }
+        }
+      ]
+    ],
+    [
+      101,
+      [
+        {
+          "AllocSegment": {
+            "dst": {
+              "register": "AP",
+              "offset": 0
+            }
+          }
+        }
+      ]
+    ],
+    [
+      115,
+      [
+        {
+          "AllocSegment": {
+            "dst": {
+              "register": "AP",
+              "offset": 0
+            }
+          }
+        }
+      ]
+    ],
+    [
+      130,
+      [
+        {
+          "TestLessThanOrEqual": {
+            "lhs": {
+              "Immediate": "0x1d10"
+            },
+            "rhs": {
+              "Deref": {
+                "register": "FP",
+                "offset": -6
+              }
+            },
+            "dst": {
+              "register": "AP",
+              "offset": 0
+            }
+          }
+        }
+      ]
+    ],
+    [
+      152,
+      [
+        {
+          "AllocSegment": {
+            "dst": {
+              "register": "AP",
+              "offset": 0
+            }
+          }
+        }
+      ]
+    ],
+    [
+      171,
+      [
+        {
+          "TestLessThanOrEqual": {
+            "lhs": {
+              "Immediate": "0x0"
+            },
+            "rhs": {
+              "Deref": {
+                "register": "AP",
+                "offset": -8
+              }
+            },
+            "dst": {
+              "register": "AP",
+              "offset": 0
+            }
+          }
+        }
+      ]
+    ],
+    [
+      191,
+      [
+        {
+          "AllocSegment": {
+            "dst": {
+              "register": "AP",
+              "offset": 0
+            }
+          }
+        }
+      ]
+    ],
+    [
+      214,
+      [
+        {
+          "AllocSegment": {
+            "dst": {
+              "register": "AP",
+              "offset": 0
+            }
+          }
+        }
+      ]
+    ],
+    [
+      229,
+      [
+        {
+          "AllocSegment": {
+            "dst": {
+              "register": "AP",
+              "offset": 0
+            }
+          }
+        }
+      ]
+    ],
+    [
+      356,
+      [
+        {
+          "SystemCall": {
+            "system": {
+              "Deref": {
+                "register": "FP",
+                "offset": -3
+              }
+            }
+          }
+        }
+      ]
+    ],
+    [
+      406,
+      [
+        {
+          "SystemCall": {
+            "system": {
+              "Deref": {
+                "register": "FP",
+                "offset": -4
+              }
+            }
+          }
+        }
+      ]
+    ]
+  ],
+  "pythonic_hints": [
+    [
+      0,
+      [
+        "memory[ap + 0] = 22040 <= memory[fp + -6]"
+      ]
+    ],
+    [
+      28,
+      [
+        "memory[ap + 0] = segments.add()"
+      ]
+    ],
+    [
+      47,
+      [
+        "memory[ap + 0] = 0 <= memory[ap + -23]"
+      ]
+    ],
+    [
+      68,
+      [
+        "memory[ap + 0] = segments.add()"
+      ]
+    ],
+    [
+      86,
+      [
+        "memory[ap + 0] = segments.add()"
+      ]
+    ],
+    [
+      101,
+      [
+        "memory[ap + 0] = segments.add()"
+      ]
+    ],
+    [
+      115,
+      [
+        "memory[ap + 0] = segments.add()"
+      ]
+    ],
+    [
+      130,
+      [
+        "memory[ap + 0] = 7440 <= memory[fp + -6]"
+      ]
+    ],
+    [
+      152,
+      [
+        "memory[ap + 0] = segments.add()"
+      ]
+    ],
+    [
+      171,
+      [
+        "memory[ap + 0] = 0 <= memory[ap + -8]"
+      ]
+    ],
+    [
+      191,
+      [
+        "memory[ap + 0] = segments.add()"
+      ]
+    ],
+    [
+      214,
+      [
+        "memory[ap + 0] = segments.add()"
+      ]
+    ],
+    [
+      229,
+      [
+        "memory[ap + 0] = segments.add()"
+      ]
+    ],
+    [
+      356,
+      [
+        "syscall_handler.syscall(syscall_ptr=memory[fp + -3])"
+      ]
+    ],
+    [
+      406,
+      [
+        "syscall_handler.syscall(syscall_ptr=memory[fp + -4])"
+      ]
+    ]
+  ],
+  "entry_points_by_type": {
+    "EXTERNAL": [
+      {
+        "selector": "0x362398bec32bc0ebb411203221a35a0301193a96f317ebe5e40be9f60d15320",
+        "offset": 0,
+        "builtins": [
+          "range_check"
+        ]
+      },
+      {
+        "selector": "0x39e11d48192e4333233c7eb19d10ad67c362bb28580c604d67884c85da39695",
+        "offset": 130,
+        "builtins": [
+          "range_check"
+        ]
+      }
+    ],
+    "L1_HANDLER": [],
+    "CONSTRUCTOR": []
+  }
+}
\ No newline at end of file
diff --git a/hash/tests/hello_starknet_compiled.sierra.json b/hash/tests/hello_starknet_compiled.sierra.json
new file mode 100644
index 00000000..11f135fb
--- /dev/null
+++ b/hash/tests/hello_starknet_compiled.sierra.json
@@ -0,0 +1,362 @@
+{
+  "sierra_program": [
+    "0x1",
+    "0x3",
+    "0x0",
+    "0x2",
+    "0x1",
+    "0x0",
+    "0xc9",
+    "0x37",
+    "0x1f",
+    "0x52616e6765436865636b",
+    "0x0",
+    "0x4761734275696c74696e",
+    "0x66656c74323532",
+    "0x4172726179",
+    "0x1",
+    "0x2",
+    "0x536e617073686f74",
+    "0x3",
+    "0x537472756374",
+    "0x1baeba72e79e9db2587cf44fedb2f3700b2075a5e8e39a562584862c4b71f62",
+    "0x4",
+    "0x2ee1e2b1b89f8c495f200e4956278a4d47395fe262f27b52e5865c9524c08c3",
+    "0x456e756d",
+    "0x11c6d8087e00642489f92d2821ad6ebd6532ad1a3b6d12833da6d6810391511",
+    "0x6",
+    "0x753332",
+    "0x53797374656d",
+    "0x16a4c8d7c05909052238a862d8cc3e7975bf05a07b3a69c6b28951083a6d672",
+    "0xa",
+    "0x5",
+    "0x9931c641b913035ae674b400b61a51476d506bbe8bba2ff8a6272790aba9e6",
+    "0xc",
+    "0xb",
+    "0x4275696c74696e436f737473",
+    "0x390d672b6ef7fab63615b63b7b11a75e5990713c9ddf68193ca9b10945e38ac",
+    "0x2578e47cd71d87b33ad91e134e4e415edd84a92da79ae22f04fefe2af44e7e1",
+    "0xf",
+    "0x10",
+    "0x10f0a6fc0de86b4d1a026feeb2748bbff826fc0ca66eee62d311e6c5f147001",
+    "0x11",
+    "0x10203be321c62a7bd4c060d69539c1fbe065baa9e253c74d2cc48be163e259",
+    "0x13",
+    "0x426f78",
+    "0x29d7d57c04a880978e7b3689f6218e507f3be17588744b58dc17762447ad0e7",
+    "0x15",
+    "0xe62f25996808c24adc45bae715a43bae20055af68a813f4a403f0fcf8526b3",
+    "0x17",
+    "0x53746f726167654261736541646472657373",
+    "0x53746f7261676541646472657373",
+    "0x90d0203c41ad646d024845257a6eceb2f8b59b29ce7420dd518053d2edeedc",
+    "0x101dc0399934cc08fa0d6f6f2daead4e4a38cabeea1c743e1fc28d2d6e58e99",
+    "0xcc5e86243f861d2d64b08c35db21013e773ac5cf10097946fe0011304886d5",
+    "0x1d",
+    "0x6f",
+    "0x7265766f6b655f61705f747261636b696e67",
+    "0x77697468647261775f676173",
+    "0x6272616e63685f616c69676e",
+    "0x73746f72655f74656d70",
+    "0x66756e6374696f6e5f63616c6c",
+    "0x656e756d5f6d61746368",
+    "0x7",
+    "0x7374727563745f6465636f6e737472756374",
+    "0x61727261795f6c656e",
+    "0x736e617073686f745f74616b65",
+    "0x8",
+    "0x64726f70",
+    "0x7533325f636f6e7374",
+    "0x72656e616d65",
+    "0x7533325f6571",
+    "0x9",
+    "0x61727261795f6e6577",
+    "0x66656c743235325f636f6e7374",
+    "0x496e70757420746f6f206c6f6e6720666f7220617267756d656e7473",
+    "0x61727261795f617070656e64",
+    "0x7374727563745f636f6e737472756374",
+    "0x656e756d5f696e6974",
+    "0xd",
+    "0x6765745f6275696c74696e5f636f737473",
+    "0xe",
+    "0x77697468647261775f6761735f616c6c",
+    "0x12",
+    "0x4f7574206f6620676173",
+    "0x496e70757420746f6f2073686f727420666f7220617267756d656e7473",
+    "0x14",
+    "0x61727261795f736e617073686f745f706f705f66726f6e74",
+    "0x16",
+    "0x6a756d70",
+    "0x756e626f78",
+    "0x66656c743235325f616464",
+    "0x18",
+    "0x73746f726167655f626173655f616464726573735f636f6e7374",
+    "0x206f38f7e4f15e87567361213c28f235cccdaa1d7fd34c9db1dfe9489c6a091",
+    "0x73746f726167655f616464726573735f66726f6d5f62617365",
+    "0x1a",
+    "0x73746f726167655f726561645f73797363616c6c",
+    "0x1b",
+    "0x73746f726167655f77726974655f73797363616c6c",
+    "0x1c",
+    "0x1e",
+    "0x199",
+    "0xffffffffffffffff",
+    "0x63",
+    "0x54",
+    "0x24",
+    "0x19",
+    "0x20",
+    "0x21",
+    "0x22",
+    "0x23",
+    "0x25",
+    "0x46",
+    "0x26",
+    "0x27",
+    "0x28",
+    "0x29",
+    "0x2d",
+    "0x2e",
+    "0x2f",
+    "0x30",
+    "0x2a",
+    "0x2b",
+    "0x2c",
+    "0x31",
+    "0x3f",
+    "0x32",
+    "0x33",
+    "0x34",
+    "0x35",
+    "0x36",
+    "0x37",
+    "0x38",
+    "0x39",
+    "0x3a",
+    "0x3b",
+    "0x3c",
+    "0x3d",
+    "0x3e",
+    "0x40",
+    "0x41",
+    "0x42",
+    "0x43",
+    "0x44",
+    "0x45",
+    "0x47",
+    "0x48",
+    "0x49",
+    "0x4a",
+    "0x4b",
+    "0x4c",
+    "0x4d",
+    "0x4e",
+    "0x4f",
+    "0x50",
+    "0x51",
+    "0x52",
+    "0x53",
+    "0x55",
+    "0x56",
+    "0x57",
+    "0x58",
+    "0x59",
+    "0x5a",
+    "0x5b",
+    "0x5c",
+    "0x5d",
+    "0x5e",
+    "0x5f",
+    "0xc6",
+    "0x90",
+    "0xb9",
+    "0xb2",
+    "0xdb",
+    "0xe0",
+    "0xea",
+    "0x116",
+    "0x110",
+    "0x12c",
+    "0x145",
+    "0x14a",
+    "0x155",
+    "0x16a",
+    "0x16f",
+    "0x60",
+    "0x61",
+    "0x62",
+    "0x17a",
+    "0x64",
+    "0x65",
+    "0x66",
+    "0x67",
+    "0x68",
+    "0x69",
+    "0x187",
+    "0x6a",
+    "0x193",
+    "0x6b",
+    "0x6c",
+    "0x6d",
+    "0x6e",
+    "0x71",
+    "0xd4",
+    "0xf1",
+    "0xf5",
+    "0x11e",
+    "0x132",
+    "0x138",
+    "0x15b",
+    "0x181",
+    "0x18d",
+    "0xf51",
+    "0x7060f02090e0d02060a0c060b02070a090606080706060502040203020100",
+    "0x617061602090e15060d02070a090614060d02090a1302060a021202111006",
+    "0x70a18061f061e02090e10061d060d02090a1c061b02070a1a02060a021918",
+    "0x61c060d02090a100624062302090e07060622180621062002090e07060d02",
+    "0x70a090610062a02090e090607062902090e02280227180626062502090e10",
+    "0x206063107090632150606310230022f022e2d18062c062b02090e10060d02",
+    "0x606313806063b0207063a3806063938060637070606361506063534060633",
+    "0x70606314007063f0706063e10060639090906323d06063107060639023c38",
+    "0x6063102454406063106060631060744060743180606421406064207060641",
+    "0x90606371f060639480606330c0906321d0606311d0606421c060642024746",
+    "0x374a07063f150606394907063f020744060743170606421506064209060639",
+    "0x100906320906063107060637210606354b060633150906321d0606391d0606",
+    "0x3306074d06074310060642024e4d0606310c06063102074d0607430706064c",
+    "0x10060631060734060743340606310207340607430706063b0706064f4d0606",
+    "0x422606063551060633380906320250340906321c0606311c0606371d060635",
+    "0x4b060743210606421c060639060748060743480606310207480607431f0606",
+    "0x3102075706074302565506063102545307065206074b0607434b0606310207",
+    "0x7435906063102075906074302583d0906325706063b060757060743570606",
+    "0x31020751060743260606422c0606355a060633140906325906063b06075906",
+    "0x5a06063102075a0607432c0606425906063357060633060751060743510606",
+    "0x60207023410075d150c075c070602070602025c060202025b06075a060743",
+    "0x3d0610020c065c060c0615023d38075c0614060c0214065c0609060902025c",
+    "0x3d0246065c064406380244065c0638063402025c0602070217065e18065c07",
+    "0x22148075c061f063d021f065c06021802025c061c0614021d1c075c064606",
+    "0x24b065c064b06440224065c06210617024b065c061d061702025c06480614",
+    "0x251065c0607061d02025c0618061c02025c06020702025f025c07244b0746",
+    "0x240255065c06024b0260065c06022102025c0626064802264d075c0651061f",
+    "0x2c065c06575907510259065c0602260257065c065560074d0255065c065506",
+    "0x65c064d061d0261065c061506550200065c060c0615025a065c062c066002",
+    "0x62c0264065c06025902025c06020702636261000c0663065c065a06570262",
+    "0x5c06020002025c0602070268670766655f075c0764150c095a0264065c0664",
+    "0x66a0662026c065c0607061d026b065c06650655026a065c06690661026906",
+    "0x65c065f06150271706f095c066e6d6c6b0c63026e065c06180624026d065c",
+    "0x65c06022102025c0672065f02025c0602070274067372065c07710664025f",
+    "0x5c067806690278065c0677066802025c06760667027776075c067506650275",
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+  "sierra_program_debug_info": {
+    "type_names": [],
+    "libfunc_names": [],
+    "user_func_names": []
+  },
+  "contract_class_version": "0.1.0",
+  "entry_points_by_type": {
+    "EXTERNAL": [
+      {
+        "selector": "0x362398bec32bc0ebb411203221a35a0301193a96f317ebe5e40be9f60d15320",
+        "function_idx": 0
+      },
+      {
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+        "function_idx": 1
+      }
+    ],
+    "L1_HANDLER": [],
+    "CONSTRUCTOR": []
+  },
+  "abi": "[{\"type\": \"function\", \"name\": \"increase_balance\", \"inputs\": [{\"name\": \"amount\", \"type\": \"core::felt252\"}], \"outputs\": [], \"state_mutability\": \"external\"}, {\"type\": \"function\", \"name\": \"get_balance\", \"inputs\": [], \"outputs\": [{\"type\": \"core::felt252\"}], \"state_mutability\": \"view\"}, {\"type\": \"event\", \"name\": \"hello_starknet::hello_starknet::hello_starknet::Event\", \"kind\": \"enum\", \"variants\": []}]"
+}
\ No newline at end of file