71 lines
2.4 KiB
Ruby
71 lines
2.4 KiB
Ruby
require_relative "helper"
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module Risc
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class TestWhileCmp < MiniTest::Test
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include Statements
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def setup
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super
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@input = "while(5 > 0) ; @a = true; end"
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@expect = [Label, LoadConstant, LoadConstant, SlotToReg, RegToSlot,
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RegToSlot, SlotToReg, SlotToReg, RegToSlot, SlotToReg,
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SlotToReg, RegToSlot, SlotToReg, RegToSlot, SlotToReg,
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RegToSlot, LoadConstant, SlotToReg, RegToSlot, LoadConstant,
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SlotToReg, SlotToReg, RegToSlot, LoadConstant, SlotToReg,
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RegToSlot, SlotToReg, LoadConstant, FunctionCall, Label,
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SlotToReg, SlotToReg, RegToSlot, SlotToReg, SlotToReg,
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LoadConstant, OperatorInstruction, IsZero, LoadConstant, OperatorInstruction,
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IsZero, LoadConstant, SlotToReg, RegToSlot, Branch,
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Label]
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end
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def test_while_instructions
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assert_nil msg = check_nil , msg
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end
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def test_label
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assert_equal Risc::Label , produce_body.class
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end
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def test_int_load_5
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produced = produce_body
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load = produced.next(16)
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assert_equal Risc::LoadConstant , load.class
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assert_equal Parfait::Integer , load.constant.class
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assert_equal 5 , load.constant.value
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end
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def test_int_load_0
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produced = produce_body
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load = produced.next(19)
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assert_equal Risc::LoadConstant , load.class
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assert_equal Parfait::Integer , load.constant.class
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assert_equal 0 , load.constant.value
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end
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def test_false_check
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produced = produce_body
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assert_equal Risc::IsZero , produced.next(37).class
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assert produced.next(37).label.name.start_with?("merge_label") , produced.next(37).label.name
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end
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def test_nil_load
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produced = produce_body
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assert_equal Risc::LoadConstant , produced.next(38).class
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assert_equal Parfait::NilClass , produced.next(38).constant.class
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end
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def pest_nil_check
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produced = produce_body
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assert_equal produced.next(13) , produced.next(8).label
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end
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def test_back_jump # should jump back to condition label
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produced = produce_body
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assert_equal Risc::Branch , produced.next(44).class
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assert_equal produced , produced.next(44).label
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end
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def test_merge_label
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produced = produce_body
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assert_equal Risc::Label , produced.next(45).class
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assert produced.next(45).name.start_with?("merge_") , produced.next(29).name
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end
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end
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end
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