gtsam/wrap/tests/test_interface_parser.py

371 lines
14 KiB
Python

"""
GTSAM Copyright 2010-2020, Georgia Tech Research Corporation,
Atlanta, Georgia 30332-0415
All Rights Reserved
See LICENSE for the license information
Tests for interface_parser.
Author: Varun Agrawal
"""
# pylint: disable=import-error,wrong-import-position
import os
import sys
import unittest
sys.path.append(os.path.dirname(os.path.dirname(os.path.abspath(__file__))))
from gtwrap.interface_parser import (ArgumentList, Class, Constructor,
ForwardDeclaration, GlobalFunction,
Include, Method, Module, Namespace,
ReturnType, StaticMethod, Type,
TypedefTemplateInstantiation, Typename)
class TestInterfaceParser(unittest.TestCase):
"""Test driver for all classes in interface_parser.py."""
def test_typename(self):
"""Test parsing of Typename."""
typename = Typename.rule.parseString("size_t")[0]
self.assertEqual("size_t", typename.name)
typename = Typename.rule.parseString(
"gtsam::PinholeCamera<gtsam::Cal3S2>")[0]
self.assertEqual("PinholeCamera", typename.name)
self.assertEqual(["gtsam"], typename.namespaces)
self.assertEqual("Cal3S2", typename.instantiations[0].name)
self.assertEqual(["gtsam"], typename.instantiations[0].namespaces)
def test_type(self):
"""Test for Type."""
t = Type.rule.parseString("int x")[0]
self.assertEqual("int", t.typename.name)
self.assertTrue(t.is_basis)
t = Type.rule.parseString("T x")[0]
self.assertEqual("T", t.typename.name)
self.assertTrue(not t.is_basis)
t = Type.rule.parseString("const int x")[0]
self.assertEqual("int", t.typename.name)
self.assertTrue(t.is_basis)
self.assertTrue(t.is_const)
def test_empty_arguments(self):
"""Test no arguments."""
empty_args = ArgumentList.rule.parseString("")[0]
self.assertEqual(0, len(empty_args))
def test_argument_list(self):
"""Test arguments list for a method/function."""
arg_string = "int a, C1 c1, C2& c2, C3* c3, "\
"const C4 c4, const C5& c5,"\
"const C6* c6"
args = ArgumentList.rule.parseString(arg_string)[0]
self.assertEqual(7, len(args.args_list))
self.assertEqual(['a', 'c1', 'c2', 'c3', 'c4', 'c5', 'c6'],
args.args_names())
def test_argument_list_qualifiers(self):
"""
Test arguments list where the arguments are qualified with `const`
and can be either raw pointers, shared pointers or references.
"""
arg_string = "double x1, double* x2, double& x3, double@ x4, " \
"const double x5, const double* x6, const double& x7, const double@ x8"
args = ArgumentList.rule.parseString(arg_string)[0].args_list
self.assertEqual(8, len(args))
self.assertFalse(args[1].ctype.is_ptr and args[1].ctype.is_shared_ptr
and args[1].ctype.is_ref)
self.assertTrue(args[1].ctype.is_shared_ptr)
self.assertTrue(args[2].ctype.is_ref)
self.assertTrue(args[3].ctype.is_ptr)
self.assertTrue(args[4].ctype.is_const)
self.assertTrue(args[5].ctype.is_shared_ptr and args[5].ctype.is_const)
self.assertTrue(args[6].ctype.is_ref and args[6].ctype.is_const)
self.assertTrue(args[7].ctype.is_ptr and args[7].ctype.is_const)
def test_return_type(self):
"""Test ReturnType"""
# Test void
return_type = ReturnType.rule.parseString("void")[0]
self.assertEqual("void", return_type.type1.typename.name)
self.assertTrue(return_type.type1.is_basis)
# Test basis type
return_type = ReturnType.rule.parseString("size_t")[0]
self.assertEqual("size_t", return_type.type1.typename.name)
self.assertTrue(not return_type.type2)
self.assertTrue(return_type.type1.is_basis)
# Test with qualifiers
return_type = ReturnType.rule.parseString("int&")[0]
self.assertEqual("int", return_type.type1.typename.name)
self.assertTrue(return_type.type1.is_basis
and return_type.type1.is_ref)
return_type = ReturnType.rule.parseString("const int")[0]
self.assertEqual("int", return_type.type1.typename.name)
self.assertTrue(return_type.type1.is_basis
and return_type.type1.is_const)
# Test pair return
return_type = ReturnType.rule.parseString("pair<char, int>")[0]
self.assertEqual("char", return_type.type1.typename.name)
self.assertEqual("int", return_type.type2.typename.name)
def test_method(self):
"""Test for a class method."""
ret = Method.rule.parseString("int f();")[0]
self.assertEqual("f", ret.name)
self.assertEqual(0, len(ret.args))
self.assertTrue(not ret.is_const)
ret = Method.rule.parseString("int f() const;")[0]
self.assertEqual("f", ret.name)
self.assertEqual(0, len(ret.args))
self.assertTrue(ret.is_const)
ret = Method.rule.parseString(
"int f(const int x, const Class& c, Class* t) const;")[0]
self.assertEqual("f", ret.name)
self.assertEqual(3, len(ret.args))
def test_static_method(self):
"""Test for static methods."""
ret = StaticMethod.rule.parseString("static int f();")[0]
self.assertEqual("f", ret.name)
self.assertEqual(0, len(ret.args))
ret = StaticMethod.rule.parseString(
"static int f(const int x, const Class& c, Class* t);")[0]
self.assertEqual("f", ret.name)
self.assertEqual(3, len(ret.args))
def test_constructor(self):
"""Test for class constructor."""
ret = Constructor.rule.parseString("f();")[0]
self.assertEqual("f", ret.name)
self.assertEqual(0, len(ret.args))
ret = Constructor.rule.parseString(
"f(const int x, const Class& c, Class* t);")[0]
self.assertEqual("f", ret.name)
self.assertEqual(3, len(ret.args))
def test_typedef_template_instantiation(self):
"""Test for typedef'd instantiation of a template."""
typedef = TypedefTemplateInstantiation.rule.parseString("""
typedef gtsam::BearingFactor<gtsam::Pose2, gtsam::Point2, gtsam::Rot2>
BearingFactor2D;
""")[0]
self.assertEqual("BearingFactor2D", typedef.new_name)
self.assertEqual("BearingFactor", typedef.typename.name)
self.assertEqual(["gtsam"], typedef.typename.namespaces)
self.assertEqual(3, len(typedef.typename.instantiations))
def test_base_class(self):
"""Test a base class."""
ret = Class.rule.parseString("""
virtual class Base {
};
""")[0]
self.assertEqual("Base", ret.name)
self.assertEqual(0, len(ret.ctors))
self.assertEqual(0, len(ret.methods))
self.assertEqual(0, len(ret.static_methods))
self.assertEqual(0, len(ret.properties))
self.assertTrue(ret.is_virtual)
def test_empty_class(self):
"""Test an empty class declaration."""
ret = Class.rule.parseString("""
class FactorIndices {};
""")[0]
self.assertEqual("FactorIndices", ret.name)
self.assertEqual(0, len(ret.ctors))
self.assertEqual(0, len(ret.methods))
self.assertEqual(0, len(ret.static_methods))
self.assertEqual(0, len(ret.properties))
self.assertTrue(not ret.is_virtual)
def test_class(self):
"""Test a non-trivial class."""
ret = Class.rule.parseString("""
class SymbolicFactorGraph {
SymbolicFactorGraph();
SymbolicFactorGraph(const gtsam::SymbolicBayesNet& bayesNet);
SymbolicFactorGraph(const gtsam::SymbolicBayesTree& bayesTree);
// Dummy static method
static gtsam::SymbolidFactorGraph CreateGraph();
void push_back(gtsam::SymbolicFactor* factor);
void print(string s) const;
bool equals(const gtsam::SymbolicFactorGraph& rhs, double tol) const;
size_t size() const;
bool exists(size_t idx) const;
// Standard interface
gtsam::KeySet keys() const;
void push_back(const gtsam::SymbolicFactorGraph& graph);
void push_back(const gtsam::SymbolicBayesNet& bayesNet);
void push_back(const gtsam::SymbolicBayesTree& bayesTree);
/* Advanced interface */
void push_factor(size_t key);
void push_factor(size_t key1, size_t key2);
void push_factor(size_t key1, size_t key2, size_t key3);
void push_factor(size_t key1, size_t key2, size_t key3, size_t key4);
gtsam::SymbolicBayesNet* eliminateSequential();
gtsam::SymbolicBayesNet* eliminateSequential(
const gtsam::Ordering& ordering);
gtsam::SymbolicBayesTree* eliminateMultifrontal();
gtsam::SymbolicBayesTree* eliminateMultifrontal(
const gtsam::Ordering& ordering);
pair<gtsam::SymbolicBayesNet*, gtsam::SymbolicFactorGraph*>
eliminatePartialSequential(const gtsam::Ordering& ordering);
pair<gtsam::SymbolicBayesNet*, gtsam::SymbolicFactorGraph*>
eliminatePartialSequential(const gtsam::KeyVector& keys);
pair<gtsam::SymbolicBayesTree*, gtsam::SymbolicFactorGraph*>
eliminatePartialMultifrontal(const gtsam::Ordering& ordering);
gtsam::SymbolicBayesNet* marginalMultifrontalBayesNet(
const gtsam::Ordering& ordering);
gtsam::SymbolicBayesNet* marginalMultifrontalBayesNet(
const gtsam::KeyVector& key_vector,
const gtsam::Ordering& marginalizedVariableOrdering);
gtsam::SymbolicFactorGraph* marginal(const gtsam::KeyVector& key_vector);
};
""")[0]
self.assertEqual("SymbolicFactorGraph", ret.name)
self.assertEqual(3, len(ret.ctors))
self.assertEqual(23, len(ret.methods))
self.assertEqual(1, len(ret.static_methods))
self.assertEqual(0, len(ret.properties))
self.assertTrue(not ret.is_virtual)
def test_class_inheritance(self):
"""Test for class inheritance."""
ret = Class.rule.parseString("""
virtual class Null: gtsam::noiseModel::mEstimator::Base {
Null();
void print(string s) const;
static gtsam::noiseModel::mEstimator::Null* Create();
// enabling serialization functionality
void serializable() const;
};
""")[0]
self.assertEqual("Null", ret.name)
self.assertEqual(1, len(ret.ctors))
self.assertEqual(2, len(ret.methods))
self.assertEqual(1, len(ret.static_methods))
self.assertEqual(0, len(ret.properties))
self.assertEqual("Base", ret.parent_class.name)
self.assertEqual(["gtsam", "noiseModel", "mEstimator"],
ret.parent_class.namespaces)
self.assertTrue(ret.is_virtual)
def test_include(self):
"""Test for include statements."""
include = Include.rule.parseString(
"#include <gtsam/slam/PriorFactor.h>")[0]
self.assertEqual("gtsam/slam/PriorFactor.h", include.header)
def test_forward_declaration(self):
"""Test for forward declarations."""
fwd = ForwardDeclaration.rule.parseString(
"virtual class Test:gtsam::Point3;")[0]
fwd_name = fwd.name.asList()[0]
self.assertEqual("Test", fwd_name.name)
self.assertTrue(fwd.is_virtual)
def test_function(self):
"""Test for global/free function."""
func = GlobalFunction.rule.parseString("""
gtsam::Values localToWorld(const gtsam::Values& local,
const gtsam::Pose2& base, const gtsam::KeyVector& keys);
""")[0]
self.assertEqual("localToWorld", func.name)
self.assertEqual("Values", func.return_type.type1.typename.name)
self.assertEqual(3, len(func.args))
def test_namespace(self):
"""Test for namespace parsing."""
namespace = Namespace.rule.parseString("""
namespace gtsam {
#include <gtsam/geometry/Point2.h>
class Point2 {
Point2();
Point2(double x, double y);
double x() const;
double y() const;
int dim() const;
char returnChar() const;
void argChar(char a) const;
void argUChar(unsigned char a) const;
};
#include <gtsam/geometry/Point3.h>
class Point3 {
Point3(double x, double y, double z);
double norm() const;
// static functions - use static keyword and uppercase
static double staticFunction();
static gtsam::Point3 StaticFunctionRet(double z);
// enabling serialization functionality
void serialize() const; // Just triggers a flag internally
};
}""")[0]
self.assertEqual("gtsam", namespace.name)
def test_module(self):
"""Test module parsing."""
module = Module.parseString("""
namespace one {
namespace two {
namespace three {
class Class123 {
};
}
class Class12a {
};
}
namespace two_dummy {
namespace three_dummy{
}
namespace fourth_dummy{
}
}
namespace two {
class Class12b {
};
}
}
class Global{
};
""")
# print("module: ", module)
# print(dir(module.content[0].name))
self.assertEqual(["one", "Global"], [x.name for x in module.content])
self.assertEqual(["two", "two_dummy", "two"],
[x.name for x in module.content[0].content])
if __name__ == '__main__':
unittest.main()