func TestMillion(t *testing.T) {
const big = 1000000 // A million
Convey("A Million elements", t, func() {
var rBuf = ringbuffer.New(big)
So(rBuf, ShouldNotBeNil)
So(0, ShouldEqual, rBuf.Leng())
//fmt.Println("———————→ Million Buffer March ←———————")
nnn := 0
for {
e := rBuf.Write(&kitchenSink{words: "bogosity", nums: [4]int{nnn, 1 + nnn, 2 + nnn, 3 + nnn}})
if nil != e {
//fmt.Printf("Fatal Error Required: %v", e)
break
}
nnn += 4
}
rc := 0
for rBuf.HasAny() {
_ = rBuf.Read()
rc++
}
fmt.Println("Read ", rc, " times.")
})
//fmt.Println("Done")
}
// Write only a byte at a time.
func BenchmarkInsertByteEr(b *testing.B) {
rb := ringbuffer.New(b.N)
b.ResetTimer()
for i := 0; i < b.N; i++ {
e := rb.Write(byte(7))
if nil != e {
b.Fatalf("Write: %v\n", e)
}
}
}
func TestFull(t *testing.T) {
const quantity = 7
Convey("Full 7", t, func() {
var rBuf = ringbuffer.New(quantity)
So(rBuf, ShouldNotBeNil)
So(rBuf.Full(), ShouldBeFalse)
So(rBuf.HasAny(), ShouldBeFalse)
So(rBuf.Leng(), ShouldEqual, 0)
// Read empty ringbuffer:
x := rBuf.Read()
So(rBuf.Full(), ShouldBeFalse)
So(rBuf.HasAny(), ShouldBeFalse)
So(rBuf.Leng(), ShouldEqual, 0)
So(x, ShouldBeNil) /// Return nil on empty.
var i int
for i = 0; i < quantity; i++ {
e := rBuf.Write(i)
if nil != e {
t.Fatalf("Can't write %d of %d\n", i, quantity)
}
So((i < (quantity-1)) && rBuf.Full(), ShouldBeFalse)
}
// Test Dumping:
rBuf.Dump()
// Overflow
e := rBuf.Write(i + 1) // Overflow must return error.
So(e, ShouldNotBeNil)
var rbe *ringbuffer.RingBufferError
So(e, ShouldHaveSameTypeAs, rbe)
///
So(rBuf.Full(), ShouldBeTrue)
So(rBuf.HasAny(), ShouldBeTrue)
So(rBuf.Leng(), ShouldEqual, quantity)
x = rBuf.Read()
So(rBuf.Full(), ShouldBeFalse)
So(rBuf.HasAny(), ShouldBeTrue)
So(rBuf.Leng(), ShouldEqual, quantity-1)
So(x, ShouldEqual, 0)
So(x, ShouldHaveSameTypeAs, quantity)
rBuf.Clear()
So(rBuf.Leng(), ShouldEqual, 0)
So(rBuf.Full(), ShouldBeFalse)
So(rBuf.HasAny(), ShouldBeFalse)
})
}
// Same as above, copying the struct in and out.
// Copying is a little faster!!
func BenchmarkKitchenCopy(b *testing.B) {
rb := ringbuffer.New(b.N)
b.ResetTimer()
nnn := 0
for i := 0; i < b.N; i++ {
_ = rb.Write(kitchenSink{words: "Benchmarking",
nums: [4]int{nnn, 1 + nnn, 2 + nnn, 3 + nnn}})
nnn += 4
}
//Should we check the values as they come out?
for j := 0; j < b.N; j++ {
ksTmp, ok := rb.Read().(kitchenSink)
if !ok {
b.Fatalf("(Copy) Read Type: %T\n", ksTmp)
}
}
}
func TestKitchenSmall(t *testing.T) {
const quantity = 11
var rBuf = ringbuffer.New(quantity) // Create the ring buffer with the specified size.
Convey("Blank Buffer 11", t, func() {
So(rBuf.Leng(), ShouldEqual, 0)
})
for _, va := range ksa { // Add in the kitchenSink structs.
e := rBuf.Write(va)
if nil != e {
t.Fatalf("ksa Oopsie\n")
}
}
Convey("Full Buffer Wrote 11", t, func() {
So(rBuf.Leng(), ShouldEqual, len(ksa))
})
// Now get them all out:
for rBuf.HasAny() {
fmt.Printf("→ %v\n", rBuf.Read())
}
Convey("Empty Buffer 11", t, func() {
So(rBuf.Leng(), ShouldEqual, 0)
})
}