diff --git a/g/crypto/gcrc32/gcrc32_test.go b/g/crypto/gcrc32/gcrc32_test.go
index 73219d531..32f9a3094 100644
--- a/g/crypto/gcrc32/gcrc32_test.go
+++ b/g/crypto/gcrc32/gcrc32_test.go
@@ -18,8 +18,10 @@ import (
 func TestEncrypt(t *testing.T) {
 	gtest.Case(t, func() {
 		s := "pibigstar"
+		result := 693191136
 		encrypt1 := gcrc32.EncryptString(s)
 		encrypt2 := gcrc32.EncryptBytes([]byte(s))
-		gtest.AssertEQ(encrypt1, encrypt2)
+		gtest.AssertEQ(int(encrypt1), result)
+		gtest.AssertEQ(int(encrypt2), result)
 	})
 }
diff --git a/g/crypto/gmd5/gmd5_test.go b/g/crypto/gmd5/gmd5_test.go
index ebc43a498..91b767409 100644
--- a/g/crypto/gmd5/gmd5_test.go
+++ b/g/crypto/gmd5/gmd5_test.go
@@ -60,8 +60,9 @@ func TestEncryptFile(t *testing.T) {
 	errorPath := "err.txt"
 	gtest.Case(t, func() {
 		file, err := os.Create(path)
-		gtest.Assert(err, nil)
+		defer os.Remove(path)
 		defer file.Close()
+		gtest.Assert(err, nil)
 		file.Write([]byte("Hello Go Frame"))
 		encryptFile := gmd5.EncryptFile(path)
 		gtest.AssertNE(encryptFile, "")
@@ -70,5 +71,5 @@ func TestEncryptFile(t *testing.T) {
 		gtest.AssertEQ(errEncrypt, "")
 	})
 
-	defer os.Remove(path)
+
 }
diff --git a/g/crypto/gsha1/gsha1_test.go b/g/crypto/gsha1/gsha1_test.go
index 3593b09a9..042318210 100644
--- a/g/crypto/gsha1/gsha1_test.go
+++ b/g/crypto/gsha1/gsha1_test.go
@@ -50,13 +50,13 @@ func TestEncryptFile(t *testing.T) {
 	errPath := "err.text"
 	gtest.Case(t, func() {
 		file, err := os.Create(path)
-		gtest.Assert(err, nil)
+		defer os.Remove(path)
 		defer file.Close()
+		gtest.Assert(err, nil)
 		file.Write([]byte("Hello Go Frame"))
 		encryptFile := gsha1.EncryptFile(path)
 		gtest.AssertNE(encryptFile, "")
 		errEncrypt := gsha1.EncryptFile(errPath)
 		gtest.AssertEQ(errEncrypt,"")
 	})
-	defer os.Remove(path)
 }