/
zermelo_test.go
58 lines (53 loc) · 1.9 KB
/
zermelo_test.go
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package zermelo
import (
"github.com/shawnsmithdev/zermelo/v2/internal"
"slices"
"testing"
)
const (
// Const int size thanks to kostya-sh@github
intSize uint = 1 << (5 + (^uint(0))>>32&1)
testSize = 2 * compSortCutoff64
)
func TestSort(t *testing.T) {
testSort[int8](t, internal.RandInteger[int8](), false)
testSort[int16](t, internal.RandInteger[int16](), false)
testSort[int32](t, internal.RandInteger[int32](), false)
testSort[int64](t, internal.RandInteger[int64](), false)
testSort[int](t, internal.RandInteger[int](), false)
testSort[uint8](t, internal.RandInteger[uint8](), false)
testSort[uint16](t, internal.RandInteger[uint16](), false)
testSort[uint32](t, internal.RandInteger[uint32](), false)
testSort[uint64](t, internal.RandInteger[uint64](), false)
testSort[uintptr](t, internal.RandInteger[uintptr](), false)
testSort[uint](t, internal.RandInteger[uint](), false)
}
func TestSortBYOB(t *testing.T) {
testSort[int8](t, internal.RandInteger[int8](), true)
testSort[int16](t, internal.RandInteger[int16](), true)
testSort[int32](t, internal.RandInteger[int32](), true)
testSort[int64](t, internal.RandInteger[int64](), true)
testSort[int](t, internal.RandInteger[int](), true)
testSort[uint8](t, internal.RandInteger[uint8](), true)
testSort[uint16](t, internal.RandInteger[uint16](), true)
testSort[uint32](t, internal.RandInteger[uint32](), true)
testSort[uint64](t, internal.RandInteger[uint64](), true)
testSort[uintptr](t, internal.RandInteger[uintptr](), true)
testSort[uint](t, internal.RandInteger[uint](), true)
}
func testSort[N Integer](t *testing.T, rng func() N, byob bool) {
for i := 0; i <= testSize; i++ {
toTest := make([]N, i)
internal.FillSlice(toTest, rng)
control := slices.Clone(toTest)
slices.Sort(control)
if byob {
SortBYOB(toTest, make([]N, i))
} else {
Sort(toTest)
}
if !slices.Equal(control, toTest) {
t.Fatal(control, toTest)
}
}
}