mirror of
https://github.com/emirpasic/gods
synced 2024-11-06 15:20:25 +00:00
114 lines
2.7 KiB
Go
114 lines
2.7 KiB
Go
/*
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Copyright (c) 2015, Emir Pasic
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All rights reserved.
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Redistribution and use in source and binary forms, with or without
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modification, are permitted provided that the following conditions are met:
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* Redistributions of source code must retain the above copyright notice, this
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list of conditions and the following disclaimer.
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* Redistributions in binary form must reproduce the above copyright notice,
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this list of conditions and the following disclaimer in the documentation
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and/or other materials provided with the distribution.
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THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
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FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
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SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
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CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
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OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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package utils
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import (
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"testing"
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)
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func TestIntComparator(t *testing.T) {
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// i1,i2,expected
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tests := [][]interface{}{
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{1, 1, 0},
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{1, 2, -1},
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{2, 1, 1},
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{11, 22, -1},
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{0, 0, 0},
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{1, 0, 1},
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{0, 1, -1},
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}
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for _, test := range tests {
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actual := IntComparator(test[0], test[1])
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expected := test[2]
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if actual != expected {
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t.Errorf("Got %v expected %v", actual, expected)
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}
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}
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}
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func TestStringComparator(t *testing.T) {
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// s1,s2,expected
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tests := [][]interface{}{
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{"a", "a", 0},
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{"a", "b", -1},
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{"b", "a", 1},
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{"aa", "aab", -1},
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{"", "", 0},
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{"a", "", 1},
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{"", "a", -1},
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{"", "aaaaaaa", -1},
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}
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for _, test := range tests {
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actual := StringComparator(test[0], test[1])
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expected := test[2]
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if actual != expected {
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t.Errorf("Got %v expected %v", actual, expected)
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}
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}
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}
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func TestCustomComparator(t *testing.T) {
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type Custom struct {
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id int
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name string
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}
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byID := func(a, b interface{}) int {
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c1 := a.(Custom)
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c2 := b.(Custom)
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switch {
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case c1.id > c2.id:
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return 1
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case c1.id < c2.id:
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return -1
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default:
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return 0
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}
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}
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// o1,o2,expected
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tests := [][]interface{}{
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{Custom{1, "a"}, Custom{1, "a"}, 0},
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{Custom{1, "a"}, Custom{2, "b"}, -1},
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{Custom{2, "b"}, Custom{1, "a"}, 1},
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{Custom{1, "a"}, Custom{1, "b"}, 0},
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}
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for _, test := range tests {
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actual := byID(test[0], test[1])
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expected := test[2]
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if actual != expected {
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t.Errorf("Got %v expected %v", actual, expected)
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}
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}
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}
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