feat(tfstated): implement GET and POST methods, states are encrypted in a sqlite3 database

pkg/scrypto/pkcs5_test.go

@@ -0,0 +1,52 @@
+package scrypto
+
+import (
+	"slices"
+	"testing"
+)
+
+func TestPadPKCS5(t *testing.T) {
+	tests := []struct {
+		data []byte
+		want []byte
+	}{
+		{data: []byte(""), want: []byte("\x04\x04\x04\x04")},
+		{data: []byte("a"), want: []byte("a\x03\x03\x03")},
+		{data: []byte("ab"), want: []byte("ab\x02\x02")},
+		{data: []byte("abc"), want: []byte("abc\x01")},
+		{data: []byte("abcd"), want: []byte("abcd\x04\x04\x04\x04")},
+		{data: []byte("abcde"), want: []byte("abcde\x03\x03\x03")},
+		{data: []byte("abcdefgh"), want: []byte("abcdefgh\x04\x04\x04\x04")},
+	}
+	for _, tt := range tests {
+		got := PadPKCS5(tt.data, 4)
+		if slices.Compare(got, tt.want) != 0 {
+			t.Errorf("got %v, want %v", got, tt.want)
+		}
+	}
+}
+
+func TestUnpadPKCS5(t *testing.T) {
+	tests := []struct {
+		data []byte
+		want []byte
+	}{
+		{data: []byte("\x04\x04\x04\x04"), want: []byte("")},
+		{data: []byte("a\x03\x03\x03"), want: []byte("a")},
+		{data: []byte("ab\x02\x02"), want: []byte("ab")},
+		{data: []byte("abc\x01"), want: []byte("abc")},
+		{data: []byte("abcd\x04\x04\x04\x04"), want: []byte("abcd")},
+		{data: []byte("abcde\x03\x03\x03"), want: []byte("abcde")},
+		{data: []byte("abcdefgh\x04\x04\x04\x04"), want: []byte("abcdefgh")},
+	}
+	for _, tt := range tests {
+		got, err := UnpadPKCS5(tt.data, 4)
+		if err != nil {
+			t.Errorf("got err %+v while wanted %v", err, tt.want)
+		} else {
+			if slices.Compare(got, tt.want) != 0 {
+				t.Errorf("got %v, want %v", got, tt.want)
+			}
+		}
+	}
+}