152 lines
3.1 KiB
Python
152 lines
3.1 KiB
Python
from simpleparser import parse
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from interpreter import Interpreter
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def test_reassignment_gc():
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ast = parse("""
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true
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x = 2
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y = 3
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""")
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interpreter = Interpreter()
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w_model = interpreter.make_module()
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interpreter.eval(ast, w_model)
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interpreter.space.gc(w_model)
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x = w_model.getvalue("x")
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y = w_model.getvalue("y")
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assert x in interpreter.space.objects
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assert y in interpreter.space.objects
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ast = parse("""
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x = y
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""")
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interpreter.eval(ast, w_model)
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interpreter.space.gc(w_model)
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assert x not in interpreter.space.objects
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assert y in interpreter.space.objects
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ast = parse("""
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x = 0
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y = 0
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""")
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interpreter.eval(ast, w_model)
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interpreter.space.gc(w_model)
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assert x not in interpreter.space.objects
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assert y not in interpreter.space.objects
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def test_chain_gc():
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ast = parse("""
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x = 1
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y = x
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z = y
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""")
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interpreter = Interpreter()
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w_model = interpreter.make_module()
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interpreter.eval(ast, w_model)
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interpreter.space.gc(w_model)
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x = w_model.getvalue("x")
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assert x in interpreter.space.objects
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ast = parse("""
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x = 0
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""")
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interpreter.eval(ast, w_model)
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interpreter.space.gc(w_model)
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assert x in interpreter.space.objects
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ast = parse("""
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y = x
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z = y
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""")
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interpreter.eval(ast, w_model)
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interpreter.space.gc(w_model)
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assert x not in interpreter.space.objects
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def test_object_gc():
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ast = parse("""
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object x:
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a = 1
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b = 2
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c = 3
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""")
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interpreter = Interpreter()
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w_model = interpreter.make_module()
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interpreter.eval(ast, w_model)
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interpreter.space.gc(w_model)
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a = w_model.getvalue("x").getvalue("a")
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b = w_model.getvalue("x").getvalue("b")
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c = w_model.getvalue("x").getvalue("c")
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x = w_model.getvalue("x")
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assert a in interpreter.space.objects
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assert b in interpreter.space.objects
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assert c in interpreter.space.objects
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assert x in interpreter.space.objects
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ast = parse("""
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x = 0
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""")
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interpreter.eval(ast, w_model)
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interpreter.space.gc(w_model)
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assert a not in interpreter.space.objects
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assert b not in interpreter.space.objects
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assert c not in interpreter.space.objects
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assert x not in interpreter.space.objects
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def test_method_gc():
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ast = parse("""
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def meth:
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1
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""")
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interpreter = Interpreter()
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w_model = interpreter.make_module()
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interpreter.eval(ast, w_model)
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interpreter.space.gc(w_model)
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meth = w_model.getvalue("meth")
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assert meth in interpreter.space.objects
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ast = parse("""
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def meth:
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2
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""")
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interpreter.eval(ast, w_model)
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assert meth in interpreter.space.objects
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interpreter.space.gc(w_model)
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assert meth not in interpreter.space.objects
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def test_simple_call_gc():
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ast = parse("""
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x = 1
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gc
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""")
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interpreter = Interpreter()
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w_model = interpreter.make_module()
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interpreter.eval(ast, w_model)
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x = w_model.getvalue("x")
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assert x in interpreter.space.objects
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ast = parse("""
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x = 2
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""")
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interpreter.eval(ast, w_model)
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assert x in interpreter.space.objects
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ast = parse("""
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gc
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""")
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interpreter.eval(ast, w_model)
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assert x not in interpreter.space.objects
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