44 lines
2.0 KiB
Ruby
44 lines
2.0 KiB
Ruby
require_relative 'helper'
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module Register
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class TestWhile < MiniTest::Test
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include Statements
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def test_while_mini
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@input = s(:statements, s(:while_statement, :plus, s(:conditional, s(:int, 1)), s(:statements, s(:return, s(:int, 3)))))
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@expect = [Label, Branch, Label, LoadConstant, RegToSlot, Label ,
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LoadConstant, IsPlus, LoadConstant, SlotToReg, RegToSlot, Label ,
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FunctionReturn]
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assert_nil msg = check_nil , msg
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end
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def test_while_assign
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Parfait.object_space.get_main.add_local(:n , :Integer)
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@input = s(:statements, s(:l_assignment, s(:name, :n), s(:int, 5)), s(:while_statement, :plus, s(:conditional, s(:name, :n)), s(:statements, s(:l_assignment, s(:name, :n), s(:operator_value, :-, s(:name, :n), s(:int, 1))))), s(:return, s(:name, :n)))
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@expect = [Label, LoadConstant, SlotToReg, RegToSlot, Branch, Label ,
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SlotToReg, SlotToReg, LoadConstant, OperatorInstruction, SlotToReg, RegToSlot ,
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Label, SlotToReg, SlotToReg, IsPlus, SlotToReg, SlotToReg ,
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RegToSlot, LoadConstant, SlotToReg, RegToSlot, Label, FunctionReturn]
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assert_nil msg = check_nil , msg
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end
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def test_while_return
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Parfait.object_space.get_main.add_local(:n , :Integer)
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@input = s(:statements, s(:l_assignment, s(:name, :n), s(:int, 10)), s(:while_statement, :plus, s(:conditional, s(:operator_value, :-, s(:name, :n), s(:int, 5))), s(:statements, s(:l_assignment, s(:name, :n), s(:operator_value, :+, s(:name, :n), s(:int, 1))), s(:return, s(:name, :n)))))
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@expect = [Label, LoadConstant, SlotToReg, RegToSlot, Branch, Label ,
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SlotToReg, SlotToReg, LoadConstant, OperatorInstruction, SlotToReg, RegToSlot ,
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SlotToReg, SlotToReg, RegToSlot, Label, SlotToReg, SlotToReg ,
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LoadConstant, OperatorInstruction, IsPlus, LoadConstant, SlotToReg, RegToSlot ,
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Label, FunctionReturn]
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assert_nil msg = check_nil , msg
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end
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end
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end
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