rubyx/test/mom/test_while_cmp.rb
2018-04-20 10:27:06 +03:00

71 lines
2.4 KiB
Ruby

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