55 lines
		
	
	
		
			1.8 KiB
		
	
	
	
		
			V
		
	
	
			
		
		
	
	
			55 lines
		
	
	
		
			1.8 KiB
		
	
	
	
		
			V
		
	
	
| module hex
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| 
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| fn test_decode() ? {
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| 	assert decode('') ? == []
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| 	assert decode('0') ? == [byte(0x0)]
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| 	assert decode('f') ? == [byte(0xf)]
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| 	assert decode('0f') ? == [byte(0x0f)]
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| 	assert decode('ff') ? == [byte(0xff)]
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| 	assert decode('123') ? == [byte(0x1), 0x23]
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| 	assert decode('1234') ? == [byte(0x12), 0x34]
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| 	assert decode('12345') ? == [byte(0x1), 0x23, 0x45]
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| 	assert decode('0123456789abcdef') ? == [byte(0x01), 0x23, 0x45, 0x67, 0x89, 0xab, 0xcd, 0xef]
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| 	assert decode('123456789ABCDEF') ? == [byte(0x01), 0x23, 0x45, 0x67, 0x89, 0xab, 0xcd, 0xef]
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| }
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| 
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| fn test_decode_fails() ? {
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| 	if x := decode('foo') {
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| 		return error('expected decode to fail, got $x')
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| 	}
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| 	if x := decode('g') {
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| 		return error('expected decode to fail, got $x')
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| 	}
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| 	if x := decode('000000000g') {
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| 		return error('expected decode to fail, got $x')
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| 	}
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| 	if x := decode('_') {
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| 		return error('expected decode to fail, got $x')
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| 	}
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| 	if x := decode('!') {
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| 		return error('expected decode to fail, got $x')
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| 	}
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| }
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| 
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| fn test_encode() ? {
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| 	assert encode(decode('') ?) == ''
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| 	assert encode(decode('0') ?) == '00'
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| 	assert encode(decode('f') ?) == '0f'
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| 	assert encode(decode('0f') ?) == '0f'
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| 	assert encode(decode('ff') ?) == 'ff'
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| 	assert encode(decode('123') ?) == '0123'
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| 	assert encode(decode('1234') ?) == '1234'
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| 	assert encode(decode('12345') ?) == '012345'
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| 	assert encode(decode('abcdef') ?) == 'abcdef'
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| 	assert encode(decode('ABCDEF') ?) == 'abcdef'
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| }
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| 
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| fn test_decode_0x() ? {
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| 	assert decode('0x') ? == []
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| 	assert decode('0x0') ? == [byte(0x0)]
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| 	assert decode('0X1234') ? == [byte(0x12), 0x34]
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| 	assert decode('0x12345') ? == [byte(0x1), 0x23, 0x45]
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| 	assert decode('0x0123456789abcdef') ? == [byte(0x01), 0x23, 0x45, 0x67, 0x89, 0xab, 0xcd, 0xef]
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| 	assert decode('0X123456789ABCDEF') ? == [byte(0x01), 0x23, 0x45, 0x67, 0x89, 0xab, 0xcd, 0xef]
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| }
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