def test_measure(self):
g = Gauge(GaugeTest.tid)
g.set(42)
ms = g._measure()
self.assertTrue(math.isnan(g.get()))
self.assertEqual(len(ms), 1)
self.assertEqual(ms[GaugeTest.tid.with_stat('gauge')], 42)
def test_measure(self):
g = Gauge(GaugeTest.tid)
g.set(42)
ms = g._measure()
self.assertEqual(42, g.get())
self.assertEqual(1, len(ms))
self.assertEqual(42, ms[GaugeTest.tid.with_stat('gauge')])
def test_ttl_reset(self):
clock = ManualClock()
g = Gauge(GaugeTest.tid, clock=clock)
g.set(42)
clock.set_wall_time(g.ttl + 1)
ms = g._measure()
self.assertTrue(math.isnan(g.get()))
self.assertEqual(1, len(ms))
self.assertEqual(42, ms[GaugeTest.tid.with_stat('gauge')])
def test_set(self):
g = Gauge(GaugeTest.tid)
self.assertTrue(math.isnan(g.get()))
g.set(1)
self.assertEqual(g.get(), 1)
def test_get(self):
"""Avoid breaking the API."""
g = Gauge(self.tid, writer=MemoryWriter())
g.set(1)
self.assertEqual(0, g.get())