rubyx/test/risc/test_builder.rb
Torsten Ruger db55ec3fd6 slightly changing built return logic
very tempted to add immediately, but bigger change
2018-04-07 00:35:54 +03:00

70 lines
2.0 KiB
Ruby

require_relative "../helper"
module Risc
class TestBuilderBoot < MiniTest::Test
def setup
Risc.machine.boot
init = Parfait.object_space.get_init
compiler = Risc::MethodCompiler.new( init )
@builder = Builder.new(compiler)
end
def test_has_build
assert @builder.respond_to?(:build)
end
def test_has_attribute
assert_nil @builder.built
end
def test_alloc_space
reg = @builder.space
assert_equal RiscValue , reg.class
assert_equal :Space , reg.type
end
def test_next_message
reg = @builder.next_message
assert_equal :r1 , reg.symbol
assert_equal :Message , reg.type
end
def test_message
reg = @builder.message
assert_equal :r0 , reg.symbol
assert_equal :Message , reg.type
end
def test_returns_built
r1 = RiscValue.new(:r1 , :Space)
built = @builder.build{ space << r1 }
assert_equal Transfer , built.class
end
def test_returns_two
r1 = RiscValue.new(:r1 , :Space)
built = @builder.build{ space << r1 ; space << r1}
assert_equal Transfer , built.next.class
end
def test_returns_slot
r2 = RiscValue.new(:r2 , :Message)
r2.builder = @builder
built = @builder.build{ r2 << space[:first_message] }
assert_equal SlotToReg , built.class
assert_equal :r1 , built.array.symbol
end
def test_returns_slot_reverse
r2 = RiscValue.new(:r2 , :Message)
r2.builder = @builder
built = @builder.build{ r2 << space[:first_message] }
assert_equal SlotToReg , built.class
assert_equal :r1 , built.array.symbol
end
def test_reuses_names
r1 = RiscValue.new(:r1 , :Space)
built = @builder.build{ space << r1 ; space << r1}
assert_equal built.to.symbol , built.next.to.symbol
end
def test_uses_message_as_message
r1 = RiscValue.new(:r1 , :Space)
built = @builder.build{ message[:receiver] << r1}
assert_equal RegToSlot , built.class
assert_equal :r0 , built.array.symbol
end
end
end