earthengine-api/python/ee/tests/apifunction_test.py
Sufyan Abbasi 8c3a3916b1 v0.1.251
2021-02-11 20:51:18 +00:00

70 lines
2.1 KiB
Python

#!/usr/bin/env python
"""Test for the ee.apifunction module."""
import types
import unittest
import ee
from ee import apitestcase
class ApiFunctionTest(apitestcase.ApiTestCase):
def testAddFunctions(self):
"""Verifies that addition of static and instance API functions."""
# Check instance vs static functions, and trampling of
# existing functions.
class TestClass(object):
def pre_addBands(self): # pylint: disable=g-bad-name
pass
self.assertFalse(hasattr(TestClass, 'pre_load'))
self.assertFalse(hasattr(TestClass, 'select'))
self.assertFalse(hasattr(TestClass, 'pre_select'))
self.assertTrue(hasattr(TestClass, 'pre_addBands'))
self.assertFalse(hasattr(TestClass, '_pre_addBands'))
ee.ApiFunction.importApi(TestClass, 'Image', 'Image', 'pre_')
self.assertNotIsInstance(TestClass.pre_load, types.MethodType)
self.assertFalse(hasattr(TestClass, 'select'))
# Unbound methods are just functions in Python 3. Check both to maintain
# backward compatibility.
self.assertIsInstance(TestClass.pre_select,
(types.FunctionType, types.MethodType))
self.assertIsInstance(TestClass.pre_addBands,
(types.FunctionType, types.MethodType))
self.assertFalse(hasattr(TestClass, '_pre_addBands'))
ee.ApiFunction.clearApi(TestClass)
self.assertFalse(hasattr(TestClass, 'pre_load'))
self.assertFalse(hasattr(TestClass, 'select'))
self.assertFalse(hasattr(TestClass, 'pre_select'))
self.assertTrue(hasattr(TestClass, 'pre_addBands'))
self.assertFalse(hasattr(TestClass, '_pre_addBands'))
def testAddFunctions_Inherited(self):
"""Verifies that inherited non-client functions can be overridden."""
class Base(object):
def ClientOverride(self):
pass
class Child(Base):
pass
ee.ApiFunction.importApi(Base, 'Image', 'Image')
ee.ApiFunction.importApi(Child, 'Image', 'Image')
self.assertEqual(Base.ClientOverride, Child.ClientOverride)
self.assertNotEqual(Base.addBands, Child.addBands)
if __name__ == '__main__':
unittest.main()