File size: 1,271 Bytes
6380833 | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 | package slicesx
import (
"testing"
"github.com/stretchr/testify/assert"
)
func TestDiff(t *testing.T) {
tests := []struct {
Name string
Base []string
New []string
ExpectedAdditions []string
ExpectedRemovals []string
}{
{
Name: "No change",
Base: []string{
"diff-1",
"diff-2",
},
New: []string{
"diff-2",
"diff-1",
},
},
{
Name: "Add new item",
Base: []string{
"diff-1",
"diff-2",
"diff-3",
},
New: []string{
"diff-2",
"diff-1",
},
ExpectedAdditions: []string{
"diff-3",
},
},
{
Name: "Remove old item",
Base: []string{
"diff-2",
},
New: []string{
"diff-2",
"diff-1",
},
ExpectedRemovals: []string{
"diff-1",
},
},
{
Name: "Add and remove items",
Base: []string{
"diff-1",
"diff-3",
},
New: []string{
"diff-2",
"diff-1",
},
ExpectedAdditions: []string{
"diff-3",
},
ExpectedRemovals: []string{
"diff-2",
},
},
}
for _, test := range tests {
t.Run(test.Name, func(t *testing.T) {
diff := NewDiff(test.Base, test.New)
assert.ElementsMatch(t, test.ExpectedAdditions, diff.Additions())
assert.ElementsMatch(t, test.ExpectedRemovals, diff.Removals())
})
}
}
|