hopp/tape/dynamic_test.go

137 lines
3.3 KiB
Go

package tape
import "fmt"
import "bytes"
import "testing"
import "reflect"
import tu "git.tebibyte.media/sashakoshka/hopp/internal/testutil"
func TestEncodeAnyInt(test *testing.T) {
err := testEncodeAny(test, uint8(0xCA), LI.WithCN(0), tu.S(0xCA))
if err != nil { test.Fatal(err) }
err = testEncodeAny(test, 400, LI.WithCN(3), tu.S(
0, 0, 0x1, 0x90,
))
if err != nil { test.Fatal(err) }
}
func TestEncodeAnyTable(test *testing.T) {
err := testEncodeAny(test, map[uint16] any {
0xF3B9: 1,
0x0102: 2,
0x0000: "hi!",
0xFFFF: []uint16 { 0xBEE5, 0x7777 },
0x1234: [][]uint16 { []uint16 { 0x5 }, []uint16 { 0x17, 0xAAAA} },
}, KTV.WithCN(0), tu.S(5).AddVar(
[]byte {
0xF3, 0xB9,
byte(LI.WithCN(3)),
0, 0, 0, 1,
},
[]byte {
0x01, 0x02,
byte(LI.WithCN(3)),
0, 0, 0, 2,
},
[]byte {
0, 0,
byte(SBA.WithCN(3)),
'h', 'i', '!',
},
[]byte {
0xFF, 0xFF,
byte(OTA.WithCN(0)), 2, byte(LI.WithCN(1)),
0xBE, 0xE5, 0x77, 0x77,
},
[]byte {
0x12, 0x34,
byte(OTA.WithCN(0)), 2, byte(OTA.WithCN(0)),
1, byte(LI.WithCN(1)),
0, 0x5,
2, byte(LI.WithCN(1)),
0, 0x17,
0xAA, 0xAA,
},
))
if err != nil { test.Fatal(err) }
}
func TestEncodeDecodeAnyMap(test *testing.T) {
err := testEncodeDecodeAny(test, map[uint16] any {
0xF3B9: 1,
0x0102: 2,
0x0000: "hi!",
0xFFFF: []uint16 { 0xBEE5, 0x7777 },
0x1234: [][]uint16 { []uint16 { 0x5 }, []uint16 { 0x17, 0xAAAA} },
}, nil)
if err != nil { test.Fatal(err) }
}
func encAny(value any) ([]byte, Tag, int, error) {
tag, err := TagAny(value)
if err != nil { return nil, 0, 0, err }
buffer := bytes.Buffer { }
encoder := NewEncoder(&buffer)
n, err := EncodeAny(encoder, value, tag)
if err != nil { return nil, 0, n, err }
encoder.Flush()
return buffer.Bytes(), tag, n, nil
}
func decAny(data []byte) (Tag, any, int, error) {
destination := map[uint16] any { }
tag, err := TagAny(destination)
if err != nil { return 0, nil, 0, err }
n, err := DecodeAny(NewDecoder(bytes.NewBuffer(data)), &destination, tag)
if err != nil { return 0, nil, n, err }
return tag, destination, n, nil
}
func testEncodeAny(test *testing.T, value any, correctTag Tag, correctBytes tu.Snake) error {
bytes, tag, n, err := encAny(value)
if err != nil { return err }
test.Log("n: ", n)
test.Log("tag: ", tag)
test.Log("got: ", tu.HexBytes(bytes))
test.Log("correct:", correctBytes)
if tag != correctTag {
return fmt.Errorf("tag not equal")
}
if ok, n := correctBytes.Check(bytes); !ok {
return fmt.Errorf("bytes not equal: %d", n)
}
if n != len(bytes) {
return fmt.Errorf("n not equal: %d != %d", n, len(bytes))
}
return nil
}
func testEncodeDecodeAny(test *testing.T, value, correctValue any) error {
if correctValue == nil {
correctValue = value
}
test.Log("encoding...")
bytes, tag, n, err := encAny(value)
if err != nil { return err }
test.Log("n: ", n)
test.Log("tag:", tag)
test.Log("got:", tu.HexBytes(bytes))
test.Log("decoding...", tag)
if n != len(bytes) {
return fmt.Errorf("n not equal: %d != %d", n, len(bytes))
}
_, decoded, n, err := decAny(bytes)
if err != nil { return err }
test.Log("got: ", decoded)
test.Log("correct:", correctValue)
if !reflect.DeepEqual(decoded, correctValue) {
return fmt.Errorf("values not equal")
}
if n != len(bytes) {
return fmt.Errorf("n not equal: %d != %d", n, len(bytes))
}
return nil
}