37 lines
1.6 KiB
Ruby
37 lines
1.6 KiB
Ruby
require_relative 'helper'
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module Risc
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class TestIfStatement < MiniTest::Test
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include Statements
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def test_if_basicr
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@input = s(:statements, s(:if_statement, :plus, s(:condition, s(:operator_value, :-, s(:int, 10), s(:int, 12))), s(:true_statements, s(:return, s(:int, 3))), s(:false_statements, s(:return, s(:int, 4)))))
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@expect = [Label, LoadConstant, LoadConstant, OperatorInstruction, IsPlus, LoadConstant ,
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RegToSlot, Branch, Label, LoadConstant, RegToSlot, Label ,
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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_if_small_minus
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@input = s(:statements, s(:if_statement, :minus, s(:condition, s(:operator_value, :-, s(:int, 10), s(:int, 12))), s(:true_statements, s(:return, s(:int, 3))), s(:false_statements, nil)))
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@expect = [Label, LoadConstant, LoadConstant, OperatorInstruction, IsMinus, Branch ,
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Label, LoadConstant, RegToSlot, Label, LoadConstant, SlotToReg ,
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RegToSlot, Label, FunctionReturn]
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assert_nil msg = check_nil , msg
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end
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def test_if_small_zero
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@input = s(:statements, s(:if_statement, :zero, s(:condition, s(:operator_value, :-, s(:int, 10), s(:int, 12))), s(:true_statements, s(:return, s(:int, 3))), s(:false_statements, nil)))
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@expect = [Label, LoadConstant, LoadConstant, OperatorInstruction, IsZero, Branch ,
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Label, LoadConstant, RegToSlot, Label, LoadConstant, SlotToReg ,
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RegToSlot, 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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