def check_convert_list(self):
x = N.array([(-1,0.)], dtype=svm_node_dtype)
assert_array_equal(convert_to_svm_node([]), x)
x = N.array([(1,2.),(3,4.),(-1,0.)], dtype=svm_node_dtype)
# check that indexes are sorted
assert_array_equal(convert_to_svm_node([(3,4.),(1,2.)]), x)
# check for unique indexes
self.assertRaises(AssertionError,
convert_to_svm_node, [(1,0.),(1,0.)])
def check_convert_dict(self):
x = N.array([(-1,0.)], dtype=svm_node_dtype)
assert_array_equal(convert_to_svm_node({}), x)
x = N.array([(1,2.),(-1,0.)], dtype=svm_node_dtype)
assert_array_equal(convert_to_svm_node({1:2.}), x)
x = N.array([(1,2.),(3,4.),(-1,0.)], dtype=svm_node_dtype)
assert_array_equal(convert_to_svm_node({1:2.,3:4.}), x)
# check for positive indexes
self.assertRaises(AssertionError, convert_to_svm_node, {0:0.})
def check_convert_array(self):
x = N.array([(-1,0.)], dtype=svm_node_dtype)
assert_array_equal(convert_to_svm_node(N.empty(0)), x)
x = N.array([(1,1.),(2,2.),(-1,0.)], dtype=svm_node_dtype)
assert_array_equal(convert_to_svm_node(N.arange(1,3)), x)
