57 lines
1.5 KiB
Ruby
57 lines
1.5 KiB
Ruby
require_relative "helper"
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module Sol
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class TestReturnSlotMachine < MiniTest::Test
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include SolCompile
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def setup
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@compiler = compile_main( "return 5")
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@ins = @compiler.slot_instructions.next
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end
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def test_class_compiles
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assert_equal SlotLoad , @ins.class , @ins
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end
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def test_slot_is_set
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assert @ins.left
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end
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def test_two_instructions_are_returned
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assert_equal 5 , @ins.length
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end
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def test_slot_starts_at_message
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assert_equal :message , @ins.left.known_object
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end
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def test_slot_gets_return
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assert_equal :return_value , @ins.left.slots[0]
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end
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def test_slot_assigns_something
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assert @ins.right
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end
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def test_slot_assigns_int
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assert_equal SlotMachine::IntegerConstant , @ins.right.known_object.class
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end
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def test_second_is_return
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assert_equal ReturnJump, @ins.next(1).class
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end
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def test_array
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check_array [SlotLoad, ReturnJump, Label, ReturnSequence, Label], @ins
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end
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end
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class TestReturnSendSlotMachine < MiniTest::Test
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include SolCompile
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def setup
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@compiler = compile_main( "return 5.div4" , "Integer.div4" )
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@ins = @compiler.slot_instructions.next
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end
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def test_return_is_last
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assert_equal ReturnJump , @ins.next(4).class
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end
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def test_array
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check_array [MessageSetup, ArgumentTransfer, SimpleCall, SlotLoad, ReturnJump ,
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Label, ReturnSequence, Label] , @ins
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end
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end
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end
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