38 lines
1.8 KiB
Go
38 lines
1.8 KiB
Go
|
package vm
|
||
|
|
|
||
|
|
import "testing"
|
||
|
|
|
||
|
|
func TestJumpDestAnalysis(t *testing.T) {
|
||
|
|
tests := []struct {
|
||
|
|
code []byte
|
||
|
|
exp byte
|
||
|
|
which int
|
||
|
|
}{
|
||
|
|
{[]byte{byte(PUSH1), 0x01, 0x01, 0x01}, 0x40, 0},
|
||
|
|
{[]byte{byte(PUSH1), byte(PUSH1), byte(PUSH1), byte(PUSH1)}, 0x50, 0},
|
||
|
|
{[]byte{byte(PUSH8), byte(PUSH8), byte(PUSH8), byte(PUSH8), byte(PUSH8), byte(PUSH8), byte(PUSH8), byte(PUSH8), 0x01, 0x01, 0x01}, 0x7F, 0},
|
||
|
|
{[]byte{byte(PUSH8), 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01}, 0x80, 1},
|
||
|
|
{[]byte{0x01, 0x01, 0x01, 0x01, 0x01, byte(PUSH2), byte(PUSH2), byte(PUSH2), 0x01, 0x01, 0x01}, 0x03, 0},
|
||
|
|
{[]byte{0x01, 0x01, 0x01, 0x01, 0x01, byte(PUSH2), 0x01, 0x01, 0x01, 0x01, 0x01}, 0x00, 1},
|
||
|
|
{[]byte{byte(PUSH3), 0x01, 0x01, 0x01, byte(PUSH1), 0x01, 0x01, 0x01, 0x01, 0x01, 0x01}, 0x74, 0},
|
||
|
|
{[]byte{byte(PUSH3), 0x01, 0x01, 0x01, byte(PUSH1), 0x01, 0x01, 0x01, 0x01, 0x01, 0x01}, 0x00, 1},
|
||
|
|
{[]byte{0x01, byte(PUSH8), 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01}, 0x3F, 0},
|
||
|
|
{[]byte{0x01, byte(PUSH8), 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01}, 0xC0, 1},
|
||
|
|
{[]byte{byte(PUSH16), 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01}, 0x7F, 0},
|
||
|
|
{[]byte{byte(PUSH16), 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01}, 0xFF, 1},
|
||
|
|
{[]byte{byte(PUSH16), 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01}, 0x80, 2},
|
||
|
|
{[]byte{byte(PUSH8), 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07, 0x08, byte(PUSH1), 0x01}, 0x7f, 0},
|
||
|
|
{[]byte{byte(PUSH8), 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07, 0x08, byte(PUSH1), 0x01}, 0xA0, 1},
|
||
|
|
{[]byte{byte(PUSH32)}, 0x7F, 0},
|
||
|
|
{[]byte{byte(PUSH32)}, 0xFF, 1},
|
||
|
|
{[]byte{byte(PUSH32)}, 0xFF, 2},
|
||
|
|
}
|
||
|
|
for _, test := range tests {
|
||
|
|
ret := jumpdests(test.code)
|
||
|
|
if ret[test.which] != test.exp {
|
||
|
|
t.Fatalf("expected %x, got %02x", test.exp, ret[test.which])
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
}
|