test: increase passwd length in crypto io tests (#6380) (#6407)

the password is used to derive a key using pbkdf2 and hmac.

In fips only mode use of keys shorter than 112 bits is not
allowed for hmac.

Update the test to use longer passwords.

(cherry picked from commit 3c4861c)

Co-authored-by: kruskall <[email protected]>

internal/pkg/crypto/io_test.go

@@ -15,7 +15,7 @@ import (
 
 func TestIO(t *testing.T) {
 	t.Run("encode and decode with the right password", func(t *testing.T) {
-		passwd := []byte("hello")
+		passwd := bytes.Repeat([]byte("hello"), 10)
 		msg := []byte("bonjour la famille")
 		dest := new(bytes.Buffer)
 
@@ -40,7 +40,7 @@ func TestIO(t *testing.T) {
 	})
 
 	t.Run("Large single write", func(t *testing.T) {
-		passwd := []byte("hello")
+		passwd := bytes.Repeat([]byte("hello"), 10)
 		msg, err := randomBytes(1327)
 
 		require.NoError(t, err)
@@ -67,7 +67,7 @@ func TestIO(t *testing.T) {
 	})
 
 	t.Run("try to decode with the wrong password", func(t *testing.T) {
-		passwd := []byte("hello")
+		passwd := bytes.Repeat([]byte("hello"), 10)
 		msg := []byte("bonjour la famille")
 		dest := new(bytes.Buffer)
 
@@ -90,7 +90,7 @@ func TestIO(t *testing.T) {
 	})
 
 	t.Run("Make sure that buffered IO works with the encoder", func(t *testing.T) {
-		passwd := []byte("hello")
+		passwd := bytes.Repeat([]byte("hello"), 10)
 		msg, err := randomBytes(2048)
 		require.NoError(t, err)
 		dest := new(bytes.Buffer)
@@ -121,7 +121,7 @@ func TestIO(t *testing.T) {
 	})
 
 	t.Run("Make sure that buffered IO works with the decoder", func(t *testing.T) {
-		passwd := []byte("hello")
+		passwd := bytes.Repeat([]byte("hello"), 10)
 		msg, err := randomBytes(2048)
 		require.NoError(t, err)
 		dest := new(bytes.Buffer)
@@ -163,7 +163,7 @@ func TestIO(t *testing.T) {
 	})
 
 	t.Run("works with multiple writes", func(t *testing.T) {
-		passwd := []byte("hello")
+		passwd := bytes.Repeat([]byte("hello"), 10)
 
 		expected := []byte("hello world bonjour la famille")