File: test_span.py

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# Copyright (c) The OpenTracing Authors.
#
# Permission is hereby granted, free of charge, to any person obtaining a copy
# of this software and associated documentation files (the "Software"), to deal
# in the Software without restriction, including without limitation the rights
# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
# copies of the Software, and to permit persons to whom the Software is
# furnished to do so, subject to the following conditions:
#
# The above copyright notice and this permission notice shall be included in
# all copies or substantial portions of the Software.
#
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
# THE SOFTWARE.

from opentracing.mocktracer import MockTracer


def test_span_log_kv():
    tracer = MockTracer()

    span = tracer.start_span('x')
    span.log_kv({
        'foo': 'bar',
        'baz': 42,
        })
    span.finish()

    finished_spans = tracer.finished_spans()
    assert len(finished_spans) == 1
    assert len(finished_spans[0].logs) == 1
    assert len(finished_spans[0].logs[0].key_values) == 2
    assert finished_spans[0].logs[0].key_values['foo'] == 'bar'
    assert finished_spans[0].logs[0].key_values['baz'] == 42