88 lines
1.7 KiB
Go
88 lines
1.7 KiB
Go
![]() |
// Copyright (c) 2012, Matt T. Proud
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// All rights reserved.
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//
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// Use of this source code is governed by a BSD-style
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// license that can be found in the LICENSE file.
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// gauge_test.go provides a test complement for the gauge.go module.
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package metrics
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import (
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. "launchpad.net/gocheck"
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)
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func (s *S) TestCreate(c *C) {
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m := GaugeMetric{value: 1.0}
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c.Assert(m, Not(IsNil))
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c.Check(m.Get(), Equals, 1.0)
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}
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func (s *S) TestHumanize(c *C) {
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m := GaugeMetric{value: 2.0}
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c.Check(m.Humanize(), Equals, "[GaugeMetric; value=2.000000]")
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}
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func (s *S) TestSet(c *C) {
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m := GaugeMetric{value: -1.0}
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m.Set(-99.0)
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c.Check(m.Get(), Equals, -99.0)
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}
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func (s *S) TestIncrementBy(c *C) {
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m := GaugeMetric{value: 1.0}
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m.IncrementBy(1.5)
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c.Check(m.Get(), Equals, 2.5)
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c.Check(m.Humanize(), Equals, "[GaugeMetric; value=2.500000]")
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}
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func (s *S) TestIncrement(c *C) {
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m := GaugeMetric{value: 1.0}
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m.Increment()
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c.Check(m.Get(), Equals, 2.0)
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c.Check(m.Humanize(), Equals, "[GaugeMetric; value=2.000000]")
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}
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func (s *S) TestDecrementBy(c *C) {
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m := GaugeMetric{value: 1.0}
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m.DecrementBy(1.0)
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c.Check(m.Get(), Equals, 0.0)
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c.Check(m.Humanize(), Equals, "[GaugeMetric; value=0.000000]")
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}
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func (s *S) TestDecrement(c *C) {
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m := GaugeMetric{value: 1.0}
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m.Decrement()
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c.Check(m.Get(), Equals, 0.0)
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c.Check(m.Humanize(), Equals, "[GaugeMetric; value=0.000000]")
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}
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func (s *S) TestGaugeMetricMarshallable(c *C) {
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m := GaugeMetric{value: 1.0}
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returned := m.Marshallable()
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c.Assert(returned, Not(IsNil))
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c.Check(returned, HasLen, 2)
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c.Check(returned["value"], Equals, 1.0)
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c.Check(returned["type"], Equals, "gauge")
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}
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func (s *S) TestGaugeAsMetric(c *C) {
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var metric Metric = &GaugeMetric{value: 1.0}
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c.Assert(metric, Not(IsNil))
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}
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