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bits_test.go
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bits_test.go
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package gotils_test
import (
"log"
gotils "github.com/korovkin/gotils"
. "github.com/onsi/gomega"
"testing"
)
const (
FLAG_NONE gotils.Bits = 0
FLAG_ONE gotils.Bits = 1 << iota
FLAG_TWO
)
func TestBits(t *testing.T) {
RegisterTestingT(t)
t.Run("bits", func(t *testing.T) {
x := FLAG_NONE
p := &x
p.Set(FLAG_ONE)
Expect(x.CheckAny(FLAG_ONE)).Should(Equal(true))
Expect(x.CheckAny(FLAG_TWO)).Should(Equal(false))
p.Toggle(FLAG_TWO)
Expect(x.CheckAny(FLAG_ONE)).Should(Equal(true))
Expect(x.CheckAny(FLAG_TWO)).Should(Equal(true))
p.Clear(FLAG_TWO)
Expect(x.CheckAny(FLAG_ONE)).Should(Equal(true))
Expect(x.CheckAny(FLAG_TWO)).Should(Equal(false))
p.Clear(FLAG_ONE)
Expect(p.CheckAny(FLAG_ONE)).Should(Equal(false))
Expect(p.CheckAny(FLAG_TWO)).Should(Equal(false))
x.Set(FLAG_ONE | FLAG_TWO)
log.Printf("0x%x 0x%x", uint(x), uint64(FLAG_ONE|FLAG_TWO))
Expect(p.CheckAny(FLAG_ONE)).Should(Equal(true))
Expect(p.CheckAny(FLAG_TWO)).Should(Equal(true))
})
t.Run("bits_002", func(t *testing.T) {
x := gotils.Toggle(FLAG_NONE, FLAG_ONE)
Expect(x).Should(Equal(FLAG_ONE))
x = gotils.Toggle(x, FLAG_ONE)
Expect(x).Should(Equal(FLAG_NONE))
x = FLAG_ONE
x = gotils.Set(x, FLAG_ONE)
x = gotils.Set(x, FLAG_TWO)
Expect(x.CheckAny((FLAG_ONE))).Should(Equal(true))
Expect(x.CheckAny((FLAG_TWO))).Should(Equal(true))
Expect(x).Should(Equal(FLAG_TWO | FLAG_ONE))
})
}