rubyx/test/vool/test_assignment.rb
Torsten Rüger e6c30d98fb Fix if statements hoisting, now that send is working
Same same, just have to remembe to actually execute the condition if it is a send
Having send a possible expression, removes one tmp variable and associated move, for a little extra work.
Next return and assign (rest)
2019-08-16 18:42:57 +03:00

96 lines
2.7 KiB
Ruby

require_relative "helper"
module Vool
class TestAssignMom < MiniTest::Test
include VoolCompile
def setup
Parfait.boot!(Parfait.default_test_options)
@compiler = compile_first_method( "local = 5")
@ins = @compiler.mom_instructions.next
end
def test_class_compiles
assert_equal Mom::SlotLoad , @ins.class , @ins
end
def test_slot_is_set
assert @ins.left
end
def test_slot_starts_at_message
assert_equal :message , @ins.left.known_object
end
def test_slot_gets_self
assert_equal :frame , @ins.left.slots[0]
end
def test_slot_assigns_to_local
assert_equal :local , @ins.left.slots[-1]
end
def test_slot_assigns_something
assert @ins.right
end
def test_slot_assigns_int
assert_equal Mom::IntegerConstant , @ins.right.known_object.class
end
end
#otherwise as above, but assigning instance, so should get a SlotLoad
class TestAssignMomInstanceToLocal < MiniTest::Test
include VoolCompile
def setup
Parfait.boot!(Parfait.default_test_options)
@compiler = compile_first_method( "@a = 5 ; local = @a")
@ins = @compiler.mom_instructions.next
end
def test_class_compiles
assert_equal Mom::SlotLoad , @ins.next.class , @ins
end
end
#compiling to an argument should result in different second parameter in the slot array
class TestAssignToArg < MiniTest::Test
include VoolCompile
def setup
Parfait.boot!(Parfait.default_test_options)
@compiler = compile_first_method( "arg = 5")
@ins = @compiler.mom_instructions.next
end
def test_class_compiles
assert_equal Mom::SlotLoad , @ins.class , @ins
end
def test_slot_is_set
assert @ins.left
end
def test_slot_starts_at_message
assert_equal :message , @ins.left.known_object
end
def test_slot_gets_self
assert_equal :arguments , @ins.left.slots[0]
end
def test_slot_assigns_to_local
assert_equal :arg , @ins.left.slots[-1]
end
end
class TestAssignMomToInstance < MiniTest::Test
include VoolCompile
def setup
Parfait.boot!(Parfait.default_test_options)
end
def test_assigns_const
@compiler = compile_first_method( "@a = 5")
@ins = @compiler.mom_instructions.next
assert_equal Mom::SlotLoad , @ins.class , @ins
assert_equal Mom::IntegerConstant , @ins.right.known_object.class , @ins
end
def test_assigns_move
@compiler = compile_first_method( "@a = arg")
@ins = @compiler.mom_instructions.next
assert_equal Mom::SlotLoad , @ins.class , @ins
assert_equal Mom::SlotDefinition , @ins.right.class , @ins
end
end
end