60 lines
1.5 KiB
Ruby
60 lines
1.5 KiB
Ruby
require_relative "../helper"
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class FakeBuilder
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attr_reader :built
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def add_code(ins)
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@built = ins
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end
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end
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module Risc
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class TestRegisterValue < MiniTest::Test
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def setup
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Risc.machine.boot
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@r0 = RegisterValue.new(:r0 , :Message)
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@r1 = RegisterValue.new(:r1 , :Space)
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end
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def test_r0
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assert_equal :r0 , @r0.symbol
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end
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def test_load_space
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move = @r0 << Parfait.object_space
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assert_equal LoadConstant , move.class
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end
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def test_load_symbol
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move = @r1 << :puts
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assert_equal LoadConstant , move.class
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end
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def test_transfer
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transfer = @r0 << @r1
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assert_equal Transfer , transfer.class
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end
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def test_calls_builder
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builder = FakeBuilder.new
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@r0.builder = builder
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@r0 << @r1
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assert_equal Transfer , builder.built.class
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end
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def test_index_op
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message = @r0[:first_message]
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assert_equal RValue , message.class
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assert_equal :first_message , message.index
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assert_equal @r0 , message.register
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end
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def test_slot_to_reg
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instr = @r0 << @r1[:first_message]
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assert_equal SlotToReg , instr.class
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assert_equal @r1 , instr.array
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assert_equal @r0 , instr.register
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assert_equal 3 , instr.index
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end
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def test_reg_to_slot
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instr = @r1[:first_message] << @r0
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assert_equal RegToSlot , instr.class
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assert_equal @r1 , instr.array
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assert_equal @r0 , instr.register
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assert_equal 3 , instr.index
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end
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end
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end
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