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f352f8a0e6
This is an exact copy of the files misc/set/set{,_test}.go from
tailscale/corp@a5415daa9c, plus the
license headers.
For use in #7877
Signed-off-by: Andrew Dunham <andrew@du.nham.ca>
Change-Id: I712d09c6d1a180c6633abe3acf8feb59b27e2866
57 lines
1.3 KiB
Go
57 lines
1.3 KiB
Go
// Copyright (c) Tailscale Inc & AUTHORS
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// SPDX-License-Identifier: BSD-3-Clause
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package set
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import (
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"testing"
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qt "github.com/frankban/quicktest"
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)
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func TestSliceSet(t *testing.T) {
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c := qt.New(t)
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var ss Slice[int]
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c.Check(len(ss.slice), qt.Equals, 0)
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ss.Add(1)
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c.Check(len(ss.slice), qt.Equals, 1)
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c.Check(len(ss.set), qt.Equals, 0)
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c.Check(ss.Contains(1), qt.Equals, true)
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c.Check(ss.Contains(2), qt.Equals, false)
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ss.Add(1)
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c.Check(len(ss.slice), qt.Equals, 1)
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c.Check(len(ss.set), qt.Equals, 0)
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ss.Add(2)
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ss.Add(3)
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ss.Add(4)
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ss.Add(5)
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ss.Add(6)
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ss.Add(7)
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ss.Add(8)
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c.Check(len(ss.slice), qt.Equals, 8)
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c.Check(len(ss.set), qt.Equals, 0)
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ss.Add(9)
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c.Check(len(ss.slice), qt.Equals, 9)
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c.Check(len(ss.set), qt.Equals, 9)
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ss.Remove(4)
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c.Check(len(ss.slice), qt.Equals, 8)
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c.Check(len(ss.set), qt.Equals, 8)
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c.Assert(ss.Contains(4), qt.IsFalse)
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// Ensure that the order of insertion is maintained
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c.Assert(ss.Slice().AsSlice(), qt.DeepEquals, []int{1, 2, 3, 5, 6, 7, 8, 9})
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ss.Add(4)
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c.Check(len(ss.slice), qt.Equals, 9)
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c.Check(len(ss.set), qt.Equals, 9)
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c.Assert(ss.Contains(4), qt.IsTrue)
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c.Assert(ss.Slice().AsSlice(), qt.DeepEquals, []int{1, 2, 3, 5, 6, 7, 8, 9, 4})
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ss.Add(1, 234, 556)
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c.Assert(ss.Slice().AsSlice(), qt.DeepEquals, []int{1, 2, 3, 5, 6, 7, 8, 9, 4, 234, 556})
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}
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