def test_compare_empty(self, type): l = ast.Literal("l") r = ast.Literal("r") a = ast.CompareOperator(type, l, r) d = {"l": 1, "r": ast.Empty()} res, ctx = a.analyze(MockPred(), d) # Determine the expected result if type == "!=": assert res else: assert not res if not res: assert ("%s comparison at" % type.upper()) in ctx.failed[0] assert ctx.literals["l"] == d["l"] assert ctx.literals["r"] == ast.Empty()
def test_empty_contains(self): "Tests removing an Empty contains X" e = ast.Empty() v = ast.Literal('foo') cn = ast.ContainsOperator(e, v) c, r = optimizer.optimization_pass(cn) assert c == 1 assert isinstance(r, ast.Constant) assert r.value == False
def test_names(self): n1 = ast.Literal("foo") assert ("Literal", "foo") == merge.node_name(n1) n2 = ast.Number(12) assert ("Number", 12) == merge.node_name(n2) n3 = ast.Constant(True) assert ("Constant", True) == merge.node_name(n3) n4 = ast.Regex("^tubez$") assert ("Regex", "^tubez$") == merge.node_name(n4) n5 = ast.Undefined() assert "Undefined" == merge.node_name(n5) n6 = ast.Empty() assert "Empty" == merge.node_name(n6) # Negate does not emit the operator! n7 = ast.NegateOperator(n3) assert ("Constant", True) == merge.node_name(n7) n8 = ast.CompareOperator('=', n1, n2) n8_name = merge.node_name(n8) assert ("CompareOperator", "=", ("Literal", "foo"), ("Number", 12)) == n8_name n8_static = merge.node_name(n8, True) assert ("CompareOperator", "equality", ("Literal", "foo"), ("Number", "static")) == n8_static n9 = ast.MatchOperator(n1, n4) n9_name = merge.node_name(n9) assert ("MatchOperator", ("Literal", "foo"), ("Regex", "^tubez$")) == n9_name n10 = ast.ContainsOperator(n1, n2) n10_name = merge.node_name(n10) assert ("ContainsOperator", ("Literal", "foo"), ("Number", 12.0)) == n10_name # Logical operator returns literal! n11 = ast.LogicalOperator('and', n1, n3) n11_name = merge.node_name(n11) assert ("Literal", "foo") == n11_name # Literal set just uses name n12 = ast.LiteralSet([n1, n2]) n12_name = merge.node_name(n12) assert "LiteralSet" == n12_name
def test_names(self): n1 = ast.Literal("foo") assert ("Literal", "foo") == compact.node_name(n1) n2 = ast.Number(12) assert ("Number", 12) == compact.node_name(n2) n3 = ast.Constant(True) assert ("Constant", True) == compact.node_name(n3) n4 = ast.Regex("^tubez$") assert ("Regex", "^tubez$") == compact.node_name(n4) n5 = ast.Undefined() assert "Undefined" == compact.node_name(n5) n6 = ast.Empty() assert "Empty" == compact.node_name(n6) n7 = ast.NegateOperator(n3) assert ("NegateOperator", ("Constant", True)) == compact.node_name(n7) n8 = ast.CompareOperator('=', n1, n2) n8_name = compact.node_name(n8) assert ("CompareOperator", "=", ("Literal", "foo"), ("Number", 12)) == n8_name n9 = ast.MatchOperator(n1, n4) n9_name = compact.node_name(n9) assert ("MatchOperator", ("Literal", "foo"), ("Regex", "^tubez$")) == n9_name n10 = ast.ContainsOperator(n1, n2) n10_name = compact.node_name(n10) assert ("ContainsOperator", ("Literal", "foo"), ("Number", 12.0)) == n10_name n11 = ast.LogicalOperator('and', n1, n3) n11_name = compact.node_name(n11) assert ("LogicalOperator", "and", ("Literal", "foo"), ("Constant", True)) == n11_name
def test_bad_child(self): c = ast.CompareOperator("!", ast.Literal("foo"), ast.Empty()) a = ast.LogicalOperator("and", ast.Literal("foo"), c) valid, info = a.validate() assert not valid assert "Unknown compare" in info["errors"][0]
def test_bad_logic(self): a = ast.LogicalOperator("!", ast.Literal("foo"), ast.Empty()) valid, info = a.validate() assert not valid assert "Unknown logical" in info["errors"][0]
def test_bad_compare(self): a = ast.CompareOperator("!", ast.Literal("foo"), ast.Empty()) valid, info = a.validate() assert not valid assert "Unknown compare" in info["errors"][0]
def test_contains_bad(self): a = ast.ContainsOperator(ast.Literal("foo"), ast.Empty()) valid, info = a.validate() assert not valid assert "Contains operator must take" in info["errors"][0]
def test_contains_bad(self): a = ast.SetComparisonOperator("contains", ast.Literal("foo"), ast.Empty()) valid, info = a.validate() assert not valid assert "must take a literal or constant" in info["errors"][0]