def test_gauge(self):
with patch("redis_metrics.templatetags.redis_metric_tags.R") as mock_r:
inst = mock_r.return_value
inst.get_gauge.return_value = 100
result = taglib.gauge("test-slug", 1000, 50)
expected_result = {
'slug': "test-slug",
'current_value': 100,
'max_value': 1000,
'size': 50,
'yellow': 1000 - (1000 / 2),
'red': 1000 - (1000 / 4),
}
self.assertEqual(result, expected_result)
mock_r.assert_called_once_with()
inst.get_gauge.assert_called_once_with("test-slug")
def test_gauge_when_overloaded(self):
"""Tests the result of a gauge whose current value > the maximum"""
with patch("redis_metrics.templatetags.redis_metric_tags.get_r") as mock_r:
inst = mock_r.return_value
inst.get_gauge.return_value = 500
size = 50
maximum = 200
result = taglib.gauge("test-slug", maximum, size)
expected_result = {
'slug': "test-slug",
'current_value': 500,
'max_value': maximum,
'size': size,
'diff': 0, # deff should default to 0 when overloaded.
}
self.assertEqual(result, expected_result)
mock_r.assert_called_once_with()
inst.get_gauge.assert_called_once_with("test-slug")
def test_gauge(self):
"""Tests the result of the gauge template tag."""
with patch("redis_metrics.templatetags.redis_metric_tags.get_r") as mock_r:
inst = mock_r.return_value
inst.get_gauge.return_value = 100
size = 50
maximum = 200
result = taglib.gauge("test-slug", maximum, size)
expected_result = {
'slug': "test-slug",
'current_value': 100,
'max_value': maximum,
'size': size,
'diff': maximum - 100
}
self.assertEqual(result, expected_result)
mock_r.assert_called_once_with()
inst.get_gauge.assert_called_once_with("test-slug")
def test_gauge_when_overloaded(self):
"""Tests the result of a gauge whose current value > the maximum"""
with patch("redis_metrics.templatetags.redis_metric_tags.get_r") as mock_r:
inst = mock_r.return_value
inst.get_gauge.return_value = 500
size = 50
maximum = 200
result = taglib.gauge("test-slug", maximum, size)
expected_result = {
'slug': "test-slug",
'current_value': 500,
'max_value': maximum,
'size': size,
'diff': 0, # deff should default to 0 when overloaded.
}
self.assertEqual(result, expected_result)
mock_r.assert_called_once_with()
inst.get_gauge.assert_called_once_with("test-slug")
def test_gauge(self):
"""Tests the result of the gauge template tag."""
with patch("redis_metrics.templatetags.redis_metric_tags.get_r") as mock_r:
inst = mock_r.return_value
inst.get_gauge.return_value = 100
size = 50
maximum = 200
result = taglib.gauge("test-slug", maximum, size)
expected_result = {
'slug': "test-slug",
'current_value': 100,
'max_value': maximum,
'size': size,
'diff': maximum - 100
}
self.assertEqual(result, expected_result)
mock_r.assert_called_once_with()
inst.get_gauge.assert_called_once_with("test-slug")
