48 lines
2.0 KiB
Ruby
48 lines
2.0 KiB
Ruby
require_relative 'helper'
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class TestWhileFragment < MiniTest::Test
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include Fragments
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def test_while_fibo
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@string_input = <<HERE
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def fibonaccit(n) # n == r0
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a = 0 # a == r1
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b = 1 # b = r2
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while( n > 1 ) do #BUG comment lines + comments behind function calls
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tmp = a # r3 <- r1
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a = b # r1 <- r2
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b = tmp + b # r4 = r2 + r3 (r4 transient) r2 <- r4
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n = n - 1 # r0 <- r2 for call, #call ok
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end #r5 <- r0 - 1 n=n-1 through r5 tmp
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b.putint()
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return b
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end # r0 <- r5
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fibonaccit( 10 )
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HERE
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@should = [0x0,0x40,0x2d,0xe9,0x0,0x40,0xa0,0xe3,0x1,0x50,0xa0,0xe3,0x1,0x0,0x53,0xe3,0x4,0x0,0x0,0xda,0x4,0x60,0xa0,0xe1,0x5,0x40,0xa0,0xe1,0x5,0x50,0x86,0xe0,0x1,0x30,0x43,0xe2,0xf8,0xff,0xff,0xea,0x20,0x0,0x2d,0xe9,0x5,0x20,0xa0,0xe1,0x13,0x0,0x0,0xeb,0x20,0x0,0xbd,0xe8,0x5,0x0,0xa0,0xe1,0x0,0x80,0xbd,0xe8]
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@output = " 55 "
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@target = [:Object , :fibonaccit]
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parse
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write "while"
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end
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# a hand coded version of the fibonachi numbers (moved to kernel to be able to call it)
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# not my hand off course, found in the net from a basic introduction
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def test_kernel_fibo
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int = Vm::Integer.new(Vm::RegisterMachine.instance.receiver_register)
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fibo = @object_space.get_or_create_class(:Object).resolve_function(:fibo)
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main = @object_space.main
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main.mov int , 10
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main.call( fibo )
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main.mov( Vm::RegisterMachine.instance.receiver_register , Vm::RegisterMachine.instance.return_register )
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putint = @object_space.get_or_create_class(:Object).resolve_function(:putint)
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main.call( putint )
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@should = [0x0,0x40,0x2d,0xe9,0x1,0x0,0x52,0xe3,0x2,0x0,0xa0,0xd1,0x7,0x0,0x0,0xda,0x1,0x30,0xa0,0xe3,0x0,0x40,0xa0,0xe3,0x4,0x30,0x83,0xe0,0x4,0x40,0x43,0xe0,0x1,0x20,0x42,0xe2,0x1,0x0,0x52,0xe3,0xfa,0xff,0xff,0x1a,0x3,0x0,0xa0,0xe1,0x0,0x80,0xbd,0xe8]
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@target = [:Object , :fibo]
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write "fibo"
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end
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end
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