51 lines
926 B
Go
51 lines
926 B
Go
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package mru
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import (
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"testing"
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"time"
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"github.com/benbjohnson/clock"
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)
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func TestTimestamps(t *testing.T) {
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ts := newTimestamps(3)
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mock := clock.NewMock()
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// raven
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ts.Update("raven", mock.Now().UnixNano())
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// raven, owl
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mock.Add(time.Millisecond)
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ts.Update("owl", mock.Now().UnixNano())
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// raven, owl, goat
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mock.Add(time.Second)
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ts.Update("goat", mock.Now().UnixNano())
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if err := ts.ConsistencyCheck(); err != nil {
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t.Fatal(err)
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}
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mock.Add(time.Millisecond)
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// raven, goat, owl
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ts.Update("owl", mock.Now().UnixNano())
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if err := ts.ConsistencyCheck(); err != nil {
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t.Fatal(err)
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}
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// at this point, the keys should be raven, goat, owl.
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if ts.K(0) != "raven" {
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t.Fatalf("first key should be raven, have %s", ts.K(0))
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}
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if ts.K(1) != "goat" {
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t.Fatalf("second key should be goat, have %s", ts.K(1))
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}
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if ts.K(2) != "owl" {
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t.Fatalf("third key should be owl, have %s", ts.K(2))
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}
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}
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