hopp/tape/dynamic_test.go

299 lines
8.3 KiB
Go

package tape
import "bytes"
import "testing"
import "reflect"
import tu "git.tebibyte.media/sashakoshka/hopp/internal/testutil"
var samplePayloads = [][]byte {
/* int8 */ []byte { byte(LSI.WithCN(0)), 0x45 },
/* int16 */ []byte { byte(LSI.WithCN(1)), 0x45, 0x67 },
/* int32 */ []byte { byte(LSI.WithCN(3)), 0x45, 0x67, 0x89, 0xAB },
/* int64 */ []byte { byte(LSI.WithCN(7)), 0x45, 0x67, 0x89, 0xAB, 0xCD, 0xEF, 0x01, 0x23 },
/* uint5 */ []byte { byte(SI.WithCN(12)) },
/* uint8 */ []byte { byte(LI.WithCN(0)), 0x45 },
/* uint16 */ []byte { byte(LI.WithCN(1)), 0x45, 0x67 },
/* uint32 */ []byte { byte(LI.WithCN(3)), 0x45, 0x67, 0x89, 0xAB },
/* uint64 */ []byte { byte(LI.WithCN(7)), 0x45, 0x67, 0x89, 0xAB, 0xCD, 0xEF, 0x01, 0x23 },
/* string */ []byte { byte(SBA.WithCN(7)), 'p', 'u', 'p', 'e', 'v', 'e', 'r' },
/* []byte */ []byte { byte(SBA.WithCN(5)), 'b', 'l', 'a', 'r', 'g' },
/* []string */ []byte {
byte(OTA.WithCN(0)), 2, byte(LBA.WithCN(0)),
0x08, 0x45, 0x67, 0x89, 0xAB, 0xCD, 0xEF, 0x01, 0x23,
0x05, 0x11, 0x11, 0x11, 0x11, 0x11,
},
/* map[uint16] any */ []byte {
byte(KTV.WithCN(0)), 2,
0x02, 0x23, byte(LSI.WithCN(1)), 0x45, 0x67,
0x02, 0x24, byte(LI.WithCN(3)), 0x45, 0x67, 0x89, 0xAB,
},
}
var sampleValues = []any {
/* int8 */ int8(0x45),
/* int16 */ int16(0x4567),
/* int32 */ int32(0x456789AB),
/* int64 */ int64(0x456789ABCDEF0123),
/* uint5 */ uint8(12),
/* uint8 */ uint8(0x45),
/* uint16 */ uint16(0x4567),
/* uint32 */ uint32(0x456789AB),
/* uint64 */ uint64(0x456789ABCDEF0123),
/* string */ "pupever",
/* []byte */ "blarg",
/* []string */ []string {
"\x45\x67\x89\xAB\xCD\xEF\x01\x23",
"\x11\x11\x11\x11\x11",
},
/* map[uint16] any */ map[uint16] any {
0x0223: int16(0x4567),
0x0224: uint32(0x456789AB),
},
}
type userDefinedInteger int16
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, LSI.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} },
0x2345: [][]int16 { []int16 { 0x5 }, []int16 { 0x17, -0xAAA } },
0x3456: userDefinedInteger(0x3921),
0x1F1F: float32(67.26),
0x0F0F: float64(5.3),
}, KTV.WithCN(0), tu.S(9).AddVar(
[]byte {
0xF3, 0xB9,
byte(LSI.WithCN(3)),
0, 0, 0, 1,
},
[]byte {
0x01, 0x02,
byte(LSI.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,
},
[]byte {
0x23, 0x45,
byte(OTA.WithCN(0)), 2, byte(OTA.WithCN(0)),
1, byte(LSI.WithCN(1)),
0, 0x5,
2, byte(LSI.WithCN(1)),
0, 0x17,
0xF5, 0x56,
},
[]byte {
0x34, 0x56,
byte(LSI.WithCN(1)),
0x39, 0x21,
},
[]byte {
0x1F, 0x1F,
byte(FP.WithCN(3)),
0x42, 0x86, 0x85, 0x1F,
},
[]byte {
0x0F, 0x0F,
byte(FP.WithCN(7)),
0x40, 0x15, 0x33, 0x33, 0x33, 0x33, 0x33, 0x33,
},
))
if err != nil { test.Fatal(err) }
}
func TestDecodeWrongType(test *testing.T) {
for index, data := range samplePayloads {
test.Logf("data %2d %v [%s]", index, Tag(data[0]), tu.HexBytes(data[1:]))
// integers should only assign to other integers
if index > 8 {
cas := func(destination any) {
n, err := DecodeAnyInto(NewDecoder(bytes.NewBuffer(data[1:])), destination, Tag(data[0]))
if err != nil { test.Fatalf("error: %v | n: %d", err, n) }
reflectValue := reflect.ValueOf(destination).Elem()
if reflectValue.CanInt() {
if reflectValue.Int() != 0 {
test.Fatalf("destination not zero: %v", reflectValue.Elem().Interface())
}
} else {
if reflectValue.Uint() != 0 {
test.Fatalf("destination not zero: %v", reflectValue.Elem().Interface())
}
}
if n != len(data) - 1 {
test.Fatalf("n not equal: %d != %d", n, len(data) - 1)
}
}
test.Log("- int8")
{ var dest int8; cas(&dest) }
test.Log("- int16")
{ var dest int16; cas(&dest) }
test.Log("- int32")
{ var dest int32; cas(&dest) }
test.Log("- int64")
{ var dest int64; cas(&dest) }
test.Log("- uint8")
{ var dest uint8; cas(&dest) }
test.Log("- uint16")
{ var dest uint16; cas(&dest) }
test.Log("- uint32")
{ var dest uint32; cas(&dest) }
test.Log("- uint64")
{ var dest uint64; cas(&dest) }
}
arrayCase := func(destination any) {
n, err := DecodeAnyInto(NewDecoder(bytes.NewBuffer(data[1:])), destination, Tag(data[0]))
if err != nil { test.Fatalf("error: %v | n: %d", err, n) }
reflectDestination := reflect.ValueOf(destination)
reflectValue := reflectDestination.Elem()
if reflectValue.Len() != 0 {
test.Fatalf("len(destination) not zero: %v", reflectValue.Interface())
}
if n != len(data) - 1 {
test.Fatalf("n not equal: %d != %d", n, len(data) - 1)
}
}
// SBA/LBA types should only assign to other SBA/LBA types
if index != 9 && index != 10 {
test.Log("- string")
{ var dest string; arrayCase(&dest) }
test.Log("- []byte")
{ var dest []byte; arrayCase(&dest) }
}
// arrays should only assign to other arrays
if index != 11 {
test.Log("- []string")
{ var dest []string; arrayCase(&dest) }
}
// tables should only assign to other tables
if index != 12 {
test.Log("- map[uint16] any")
{ var dest = map[uint16] any { }; arrayCase(&dest) }
}
}
}
func TestEncodeDecodeAnyTable(test *testing.T) {
err := testEncodeDecodeAny(test, map[uint16] any {
0xF3B9: uint32(1),
0x0102: uint32(2),
0x0103: int64(23432),
0x0104: int64(-88777),
0x0000: []byte("hi!"),
0xFFFF: []uint16 { 0xBEE5, 0x7777 },
0x1234: [][]uint16 { []uint16 { 0x5 }, []uint16 { 0x17, 0xAAAA} },
0x1F1F: float32(67.26),
0x0F0F: float64(5.3),
}, nil)
if err != nil { test.Fatal(err) }
}
func TestEncodeDecodeAnyDestination(test *testing.T) {
var destination any
for index, data := range samplePayloads {
tag := Tag(data[0])
payload := data[1:]
test.Logf("data %2d %v [%s]", index, tag, tu.HexBytes(payload))
n, err := DecodeAnyInto(NewDecoder(bytes.NewBuffer(payload)), &destination, tag)
if err != nil { test.Fatalf("error: %v | n: %d", err, n) }
got := destination
correct := sampleValues[index]
test.Log("got: ", tu.Describe(got))
test.Log("correct:", tu.Describe(correct))
if !reflect.DeepEqual(got, correct) {
test.Fatalf("values not equal")
}
if n != len(payload) {
test.Fatalf("n not equal: %d != %d", n, len(payload))
}
}
}
func TestPeekSlice(test *testing.T) {
buffer := bytes.NewBuffer([]byte {
2, byte(OTA.WithCN(3)),
0, 0, 0, 1, byte(LI.WithCN(1)),
0, 0x5,
2, byte(LI.WithCN(1)),
0, 0x17,
0xAA, 0xAA,
})
decoder := NewDecoder(buffer)
elem, dimension, err := peekSlice(decoder, OTA.WithCN(0))
if err != nil { test.Fatal(err) }
if elem != LI.WithCN(1) {
test.Fatalf("wrong element tag: %v %02X", elem, byte(elem))
}
if got, correct := dimension, 2; got != correct {
test.Fatalf("wrong dimension: %d != %d", got, correct)
}
}
func TestPeekSliceOnce(test *testing.T) {
buffer := bytes.NewBuffer([]byte {
2, byte(OTA.WithCN(3)),
0, 0, 0, 1, byte(LI.WithCN(1)),
0, 0x5,
2, byte(LI.WithCN(1)),
0, 0x17,
0xAA, 0xAA,
})
decoder := NewDecoder(buffer)
test.Log("--- stage 1")
elem, populated, n, err := peekSliceOnce(decoder, OTA.WithCN(0), 0)
if err != nil { test.Fatal(err) }
if elem != OTA.WithCN(3) {
test.Fatal("wrong element tag:", elem)
}
if !populated {
test.Fatal("wrong populated:", populated)
}
if got, correct := n, 2; got != correct {
test.Fatalf("wrong n: %d != %d", got, correct)
}
test.Log("--- stage 2")
elem, populated, n, err = peekSliceOnce(decoder, elem, n)
if err != nil { test.Fatal(err) }
if elem != LI.WithCN(1) {
test.Fatal("wrong element tag:", elem)
}
if !populated {
test.Fatal("wrong populated:", populated)
}
if got, correct := n, 7; got != correct {
test.Fatalf("wrong n: %d != %d", got, correct)
}
}