Exemplo n.º 1
0
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")
}
Exemplo n.º 2
0
// 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)
		}
	}
}
Exemplo n.º 3
0
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)

	})
}
Exemplo n.º 4
0
// 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)
		}
	}
}
Exemplo n.º 5
0
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)
	})
}