github.com/arieschain/arieschain@v0.0.0-20191023063405-37c074544356/rlp/raw_test.go (about) 1 package rlp 2 3 import ( 4 "bytes" 5 "io" 6 "reflect" 7 "testing" 8 ) 9 10 func TestCountValues(t *testing.T) { 11 tests := []struct { 12 input string // note: spaces in input are stripped by unhex 13 count int 14 err error 15 }{ 16 // simple cases 17 {"", 0, nil}, 18 {"00", 1, nil}, 19 {"80", 1, nil}, 20 {"C0", 1, nil}, 21 {"01 02 03", 3, nil}, 22 {"01 C406070809 02", 3, nil}, 23 {"820101 820202 8403030303 04", 4, nil}, 24 25 // size errors 26 {"8142", 0, ErrCanonSize}, 27 {"01 01 8142", 0, ErrCanonSize}, 28 {"02 84020202", 0, ErrValueTooLarge}, 29 30 { 31 input: "A12000BF49F440A1CD0527E4D06E2765654C0F56452257516D793A9B8D604DCFDF2AB853F851808D10000000000000000000000000A056E81F171BCC55A6FF8345E692C0F86E5B48E01B996CADC001622FB5E363B421A0C5D2460186F7233C927E7DB2DCC703C0E500B653CA82273B7BFAD8045D85A470", 32 count: 2, 33 }, 34 } 35 for i, test := range tests { 36 count, err := CountValues(unhex(test.input)) 37 if count != test.count { 38 t.Errorf("test %d: count mismatch, got %d want %d\ninput: %s", i, count, test.count, test.input) 39 } 40 if !reflect.DeepEqual(err, test.err) { 41 t.Errorf("test %d: err mismatch, got %q want %q\ninput: %s", i, err, test.err, test.input) 42 } 43 } 44 } 45 46 func TestSplitTypes(t *testing.T) { 47 if _, _, err := SplitString(unhex("C100")); err != ErrExpectedString { 48 t.Errorf("SplitString returned %q, want %q", err, ErrExpectedString) 49 } 50 if _, _, err := SplitList(unhex("01")); err != ErrExpectedList { 51 t.Errorf("SplitString returned %q, want %q", err, ErrExpectedList) 52 } 53 if _, _, err := SplitList(unhex("81FF")); err != ErrExpectedList { 54 t.Errorf("SplitString returned %q, want %q", err, ErrExpectedList) 55 } 56 } 57 58 func TestSplit(t *testing.T) { 59 tests := []struct { 60 input string 61 kind Kind 62 val, rest string 63 err error 64 }{ 65 {input: "01FFFF", kind: Byte, val: "01", rest: "FFFF"}, 66 {input: "80FFFF", kind: String, val: "", rest: "FFFF"}, 67 {input: "C3010203", kind: List, val: "010203"}, 68 69 // errors 70 {input: "", err: io.ErrUnexpectedEOF}, 71 72 {input: "8141", err: ErrCanonSize, rest: "8141"}, 73 {input: "B800", err: ErrCanonSize, rest: "B800"}, 74 {input: "B802FFFF", err: ErrCanonSize, rest: "B802FFFF"}, 75 {input: "B90000", err: ErrCanonSize, rest: "B90000"}, 76 {input: "B90055", err: ErrCanonSize, rest: "B90055"}, 77 {input: "BA0002FFFF", err: ErrCanonSize, rest: "BA0002FFFF"}, 78 {input: "F800", err: ErrCanonSize, rest: "F800"}, 79 {input: "F90000", err: ErrCanonSize, rest: "F90000"}, 80 {input: "F90055", err: ErrCanonSize, rest: "F90055"}, 81 {input: "FA0002FFFF", err: ErrCanonSize, rest: "FA0002FFFF"}, 82 83 {input: "81", err: ErrValueTooLarge, rest: "81"}, 84 {input: "8501010101", err: ErrValueTooLarge, rest: "8501010101"}, 85 {input: "C60607080902", err: ErrValueTooLarge, rest: "C60607080902"}, 86 87 // size check overflow 88 {input: "BFFFFFFFFFFFFFFFFF", err: ErrValueTooLarge, rest: "BFFFFFFFFFFFFFFFFF"}, 89 {input: "FFFFFFFFFFFFFFFFFF", err: ErrValueTooLarge, rest: "FFFFFFFFFFFFFFFFFF"}, 90 91 { 92 input: "B838FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF", 93 err: ErrValueTooLarge, 94 rest: "B838FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF", 95 }, 96 { 97 input: "F838FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF", 98 err: ErrValueTooLarge, 99 rest: "F838FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF", 100 }, 101 102 // a few bigger values, just for kicks 103 { 104 input: "F839FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF", 105 kind: List, 106 val: "FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF", 107 rest: "", 108 }, 109 { 110 input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kind: List, 112 val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rest: "", 114 }, 115 { 116 input: "F877A12000BF49F440A1CD0527E4D06E2765654C0F56452257516D793A9B8D604DCFDF2AB853F851808D10000000000000000000000000A056E81F171BCC55A6FF8345E692C0F86E5B48E01B996CADC001622FB5E363B421A0C5D2460186F7233C927E7DB2DCC703C0E500B653CA82273B7BFAD8045D85A470", 117 kind: List, 118 val: "A12000BF49F440A1CD0527E4D06E2765654C0F56452257516D793A9B8D604DCFDF2AB853F851808D10000000000000000000000000A056E81F171BCC55A6FF8345E692C0F86E5B48E01B996CADC001622FB5E363B421A0C5D2460186F7233C927E7DB2DCC703C0E500B653CA82273B7BFAD8045D85A470", 119 rest: "", 120 }, 121 } 122 123 for i, test := range tests { 124 kind, val, rest, err := Split(unhex(test.input)) 125 if kind != test.kind { 126 t.Errorf("test %d: kind mismatch: got %v, want %v", i, kind, test.kind) 127 } 128 if !bytes.Equal(val, unhex(test.val)) { 129 t.Errorf("test %d: val mismatch: got %x, want %s", i, val, test.val) 130 } 131 if !bytes.Equal(rest, unhex(test.rest)) { 132 t.Errorf("test %d: rest mismatch: got %x, want %s", i, rest, test.rest) 133 } 134 if err != test.err { 135 t.Errorf("test %d: error mismatch: got %q, want %q", i, err, test.err) 136 } 137 } 138 } 139 140 func TestReadSize(t *testing.T) { 141 tests := []struct { 142 input string 143 slen byte 144 size uint64 145 err error 146 }{ 147 {input: "", slen: 1, err: io.ErrUnexpectedEOF}, 148 {input: "FF", slen: 2, err: io.ErrUnexpectedEOF}, 149 {input: "00", slen: 1, err: ErrCanonSize}, 150 {input: "36", slen: 1, err: ErrCanonSize}, 151 {input: "37", slen: 1, err: ErrCanonSize}, 152 {input: "38", slen: 1, size: 0x38}, 153 {input: "FF", slen: 1, size: 0xFF}, 154 {input: "FFFF", slen: 2, size: 0xFFFF}, 155 {input: "FFFFFF", slen: 3, size: 0xFFFFFF}, 156 {input: "FFFFFFFF", slen: 4, size: 0xFFFFFFFF}, 157 {input: "FFFFFFFFFF", slen: 5, size: 0xFFFFFFFFFF}, 158 {input: "FFFFFFFFFFFF", slen: 6, size: 0xFFFFFFFFFFFF}, 159 {input: "FFFFFFFFFFFFFF", slen: 7, size: 0xFFFFFFFFFFFFFF}, 160 {input: "FFFFFFFFFFFFFFFF", slen: 8, size: 0xFFFFFFFFFFFFFFFF}, 161 {input: "0102", slen: 2, size: 0x0102}, 162 {input: "010203", slen: 3, size: 0x010203}, 163 {input: "01020304", slen: 4, size: 0x01020304}, 164 {input: "0102030405", slen: 5, size: 0x0102030405}, 165 {input: "010203040506", slen: 6, size: 0x010203040506}, 166 {input: "01020304050607", slen: 7, size: 0x01020304050607}, 167 {input: "0102030405060708", slen: 8, size: 0x0102030405060708}, 168 } 169 170 for _, test := range tests { 171 size, err := readSize(unhex(test.input), test.slen) 172 if err != test.err { 173 t.Errorf("readSize(%s, %d): error mismatch: got %q, want %q", test.input, test.slen, err, test.err) 174 continue 175 } 176 if size != test.size { 177 t.Errorf("readSize(%s, %d): size mismatch: got %#x, want %#x", test.input, test.slen, size, test.size) 178 } 179 } 180 }