bbgo/pkg/fixedpoint/slice_test.go

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package fixedpoint
import (
"sort"
"testing"
"github.com/stretchr/testify/assert"
)
func TestSortInterface(t *testing.T) {
slice := Slice{
NewFromInt(7),
NewFromInt(3),
NewFromInt(1),
NewFromInt(2),
NewFromInt(5),
}
sort.Sort(slice)
assert.Equal(t, "1", slice[0].String())
assert.Equal(t, "2", slice[1].String())
assert.Equal(t, "3", slice[2].String())
assert.Equal(t, "5", slice[3].String())
sort.Sort(Descending(slice))
assert.Equal(t, "7", slice[0].String())
assert.Equal(t, "5", slice[1].String())
assert.Equal(t, "3", slice[2].String())
assert.Equal(t, "2", slice[3].String())
sort.Sort(Ascending(slice))
assert.Equal(t, "1", slice[0].String())
assert.Equal(t, "2", slice[1].String())
assert.Equal(t, "3", slice[2].String())
assert.Equal(t, "5", slice[3].String())
}