def test_diff_ineq_argument_types(self):
a = ast.ForbidConvention(ast.Node(descriptor=ast.NodeTypeDescriptor(type_='property'),
constraint=ast.NotEqualExpr(ast.StringExpr('t'), ast.IntegerExpr(5), 3)), '')
convention_set = self.wrap_convention_in_set(a)
error_log = checker.TypeChecker.check(convention_set)
assert error_log.contain_errors()
assert len(error_log.get_errors_for_convention(a)) == 1
def test_same_gr_eq_argument_types_integer(self):
a = ast.ForbidConvention(ast.Node(descriptor=ast.NodeTypeDescriptor(type_='property'),
constraint=ast.GreaterThanOrEqualExpr(ast.IntegerExpr(2),
ast.IntegerExpr(2), 3)), '')
convention_set = self.wrap_convention_in_set(a)
error_log = checker.TypeChecker.check(convention_set)
assert not error_log.contain_errors()
def test_same_eq_argument_types_list(self):
a = ast.ForbidConvention(ast.Node(descriptor=ast.NodeTypeDescriptor(type_='property'),
constraint=ast.EqualExpr(ast.ListExpr([]),
ast.ListExpr([]), 3)), '')
convention_set = self.wrap_convention_in_set(a)
error_log = checker.TypeChecker.check(convention_set)
assert not error_log.contain_errors()
def test_valid_minus_argument_types(self):
a = ast.ForbidConvention(ast.Node(descriptor=ast.NodeTypeDescriptor(type_='property'),
constraint=ast.EqualExpr(ast.UnaryMinusExpr(ast.IntegerExpr(1)),
ast.IntegerExpr(2))), '')
convention_set = self.wrap_convention_in_set(a)
error_log = checker.TypeChecker.check(convention_set)
assert not error_log.contain_errors()
def test_invalid_contains_argument_types(self):
a = ast.ForbidConvention(ast.Node(descriptor=ast.NodeTypeDescriptor(type_='property'),
constraint=ast.ContainsExpr(ast.VariableExpr.DEFAULT, ast.IntegerExpr(2))), '')
convention_set = self.wrap_convention_in_set(a)
error_log = checker.TypeChecker.check(convention_set)
assert error_log.contain_errors()
assert len(error_log.get_errors()) == 1
def test_invalid_boolean_constraint(self):
a = ast.ForbidConvention(ast.Node(descriptor=ast.NodeTypeDescriptor(type_='property'),
constraint=ast.IntegerExpr(1)), '')
convention_set = self.wrap_convention_in_set(a)
error_log = checker.TypeChecker.check(convention_set)
assert error_log.contain_errors()
assert len(error_log.get_errors()) == 1
def test_invalid_minus_argument_types(self):
a = ast.ForbidConvention(ast.Node(descriptor=ast.NodeTypeDescriptor(type_='property'),
constraint=ast.UnaryMinusExpr(ast.StringExpr(''))), '')
convention_set = self.wrap_convention_in_set(a)
error_log = checker.TypeChecker.check(convention_set)
assert error_log.contain_errors()
assert len(error_log.get_errors()) == 1
def test_valid_or_argument_types(self):
a = ast.ForbidConvention(ast.Node(descriptor=ast.NodeTypeDescriptor(type_='property'),
constraint=ast.OrExpr(ast.BooleanExpr(True),
ast.BooleanExpr(False))), '')
convention_set = self.wrap_convention_in_set(a)
error_log = checker.TypeChecker.check(convention_set)
assert not error_log.contain_errors()
def test_valid_is_argument_types(self):
a = ast.ForbidConvention(ast.Node(descriptor=ast.NodeTypeDescriptor(type_='property'),
constraint=ast.IsExpr(ast.VariableExpr(''),
ast.NodeTypeExpr('m'))), '')
convention_set = self.wrap_convention_in_set(a)
error_log = checker.TypeChecker.check(convention_set)
assert not error_log.contain_errors()
def test_valid_list_argument_types(self):
a = ast.ForbidConvention(ast.Node(descriptor=ast.NodeTypeDescriptor(type_='property'),
constraint=ast.InExpr(ast.StringExpr('t'),
ast.ListExpr([ast.StringExpr('p')]))), '')
convention_set = self.wrap_convention_in_set(a)
error_log = checker.TypeChecker.check(convention_set)
assert not error_log.contain_errors()
def test_invalid_lt_argument_types(self):
a = ast.ForbidConvention(ast.Node(descriptor=ast.NodeTypeDescriptor(type_='property'),
constraint=ast.LessThanExpr(ast.NodeTypeExpr('t'),
ast.IntegerExpr(5), 3)), '')
convention_set = self.wrap_convention_in_set(a)
error_log = checker.TypeChecker.check(convention_set)
assert error_log.contain_errors()
assert len(error_log.get_errors()) == 1
def test_valid_contains_all_argument_types(self):
a = ast.ForbidConvention(ast.Node(descriptor=ast.NodeTypeDescriptor(type_='property'),
constraint=ast.ContainsAllExpr(
ast.VariableExpr.DEFAULT,
ast.ListExpr([ast.Node(ast.NodeTypeDescriptor(type_='a'))]))), '')
convention_set = self.wrap_convention_in_set(a)
error_log = checker.TypeChecker.check(convention_set)
assert not error_log.contain_errors()
def test_list_with_diff_elements(self):
a = ast.ForbidConvention(ast.Node(descriptor=ast.NodeTypeDescriptor(type_='property'),
constraint=ast.EqualExpr(ast.ListExpr([ast.IntegerExpr(1), ast.StringExpr('')]),
ast.IntegerExpr(2))), '')
convention_set = self.wrap_convention_in_set(a)
error_log = checker.TypeChecker.check(convention_set)
assert error_log.contain_errors()
assert len(error_log.get_errors()) == 1
def visitConvention(self, context):
message = self.visit_message(context)
target = self.visitPattern(context.target)
if self.is_forbid_convention(context):
return ast.ForbidConvention(target, message)
if context.find:
self.push_identifiers(target)
if context.where:
constraint = self.visitLogic_expr(context.where)
target = ast.PatternConstraintDescriptor(target.root, target.nodes, target.relations, constraint)
constraint = self.visitLogic_expr(context.requirement)
self.pop_identifiers()
if self.is_require_convention(context):
return ast.FindRequireConvention(target, description=message, constraint=constraint)
return ast.FindForbidConvention(target, description=message, constraint=constraint)
raise ValueError('Unknown convention type')
