def test_connecting_spans(self):
span_1 = self.span(0, 10)
span_2 = self.span(10, 20)
resulting_span = self.span(0, 20)
self.assertEqual(api._flatten_spans([span_1, span_2]),
[resulting_span])
span_1 = self.span(0, 9)
span_2 = self.span(10, 20)
self.assertEqual(api._flatten_spans([span_1, span_2]),
[span_1, span_2])
def test_subsuming_spans(self):
span_1 = self.span(0, 30)
span_2 = self.span(10, 20)
resulting_span = self.span(0, 30)
self.assertEqual(api._flatten_spans([span_1, span_2]),
[resulting_span])
span_1 = self.span(0, 30)
span_2 = self.span(10, 40)
resulting_span = self.span(0, 40)
self.assertEqual(api._flatten_spans([span_1, span_2]),
[resulting_span])
def test_flatten_spans_one_span(self):
span = self.span(0, 10)
self.assertEqual(api._flatten_spans([span]), [span])
def test_flatten_spans_overlapping_spans(self):
span_1 = self.span(0, 10)
span_2 = self.span(5, 15)
resulting_span = self.span(0, 15)
self.assertEqual(api._flatten_spans([span_1, span_2]),
[resulting_span])
def test_flatten_spans_no_spans(self):
self.assertEqual(api._flatten_spans([]), [])