90 lines
		
	
	
		
			2.4 KiB
		
	
	
	
		
			V
		
	
	
			
		
		
	
	
			90 lines
		
	
	
		
			2.4 KiB
		
	
	
	
		
			V
		
	
	
| module base58
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| 
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| fn main() {
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| 	test_encode_int() or {}
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| 	test_decode_int() or {}
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| 	test_encode_string()
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| 	test_fails() or {}
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| }
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| 
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| fn test_encode_int() ? {
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| 	a := 0x24 // should be 'd' in base58
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| 	assert encode_int(a) ? == 'd'
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| 
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| 	test_encode_int_walpha() ?
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| }
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| 
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| fn test_encode_int_walpha() ? {
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| 	// random alphabet
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| 	abc := new_alphabet('abcdefghij\$lmnopqrstuvwxyz0123456789_ABCDEFGHIJLMNOPQRSTUV') or {
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| 		panic(@MOD + '.' + @FN + ': this should never happen')
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| 	}
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| 	a := 0x24 // should be '_' in base58 with our custom alphabet
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| 	assert encode_int_walpha(a, abc) ? == '_'
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| }
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| 
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| fn test_decode_int() ? {
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| 	a := 'd'
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| 	assert decode_int(a) ? == 0x24
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| 
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| 	test_decode_int_walpha() ?
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| }
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| 
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| fn test_decode_int_walpha() ? {
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| 	abc := new_alphabet('abcdefghij\$lmnopqrstuvwxyz0123456789_ABCDEFGHIJLMNOPQRSTUV') or {
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| 		panic(@MOD + '.' + @FN + ': this should never happen')
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| 	}
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| 	a := '_'
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| 	assert decode_int_walpha(a, abc) ? == 0x24
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| }
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| 
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| fn test_encode_string() {
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| 	// should be 'TtaR6twpTGu8VpY' in base58 and '0P7yfPSL0pQh2L5' with our custom alphabet
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| 	a := 'lorem ipsum'
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| 	assert encode(a) == 'TtaR6twpTGu8VpY'
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| 
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| 	abc := new_alphabet('abcdefghij\$lmnopqrstuvwxyz0123456789_ABCDEFGHIJLMNOPQRSTUV') or {
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| 		panic(@MOD + '.' + @FN + ': this should never happen')
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| 	}
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| 	assert encode_walpha(a, abc) == '0P7yfPSL0pQh2L5'
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| }
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| 
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| fn test_decode_string() ? {
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| 	a := 'TtaR6twpTGu8VpY'
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| 	assert decode(a) ? == 'lorem ipsum'
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| 
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| 	abc := new_alphabet('abcdefghij\$lmnopqrstuvwxyz0123456789_ABCDEFGHIJLMNOPQRSTUV') or {
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| 		panic(@MOD + '.' + @FN + ': this should never happen')
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| 	}
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| 	b := '0P7yfPSL0pQh2L5'
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| 	assert decode_walpha(b, abc) ? == 'lorem ipsum'
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| }
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| 
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| fn test_fails() ? {
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| 	a := -238
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| 	b := 0
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| 	if z := encode_int(a) {
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| 		return error(@MOD + '.' + @FN + ': expected encode_int to fail, got $z')
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| 	}
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| 	if z := encode_int(b) {
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| 		return error(@MOD + '.' + @FN + ': expected encode_int to fail, got $z')
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| 	}
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| 
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| 	c := '!'
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| 	if z := decode_int(c) {
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| 		return error(@MOD + '.' + @FN + ': expected decode_int to fail, got $z')
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| 	}
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| 	if z := decode(c) {
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| 		return error(@MOD + '.' + @FN + ': expected decode to fail, got $z')
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| 	}
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| 
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| 	// repeating character
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| 	if abc := new_alphabet('aaaaafghij\$lmnopqrstuvwxyz0123456789_ABCDEFGHIJLMNOPQRSTUV') {
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| 		return error(@MOD + '.' + @FN + ': expected new_alphabet to fail, got $abc')
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| 	}
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| 	// more than 58 characters long
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| 	if abc := new_alphabet('abcdefghij\$lmnopqrstuvwxyz0123456789_ABCDEFGHIJLMNOPQRSTUVWXYZ') {
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| 		return error(@MOD + '.' + @FN + ': expected new_alphabet to fail, got $abc')
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| 	}
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| }
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