Function TestSampleRingMixed

storage/buffer_test.go:110–160

(t *testing.T)

}

func TestSampleRingMixed(t *testing.T) {
	h1 := tsdbutil.GenerateTestHistogram(1)
	h2 := tsdbutil.GenerateTestHistogram(2)

	// With ValNone as the preferred type, nothing should be initialized.
	r := newSampleRing(10, 2, chunkenc.ValNone)
	require.Empty(t, r.fBuf)
	require.Empty(t, r.hBuf)
	require.Empty(t, r.fhBuf)
	require.Empty(t, r.iBuf)

	// But then mixed adds should work as expected.
	r.addF(fSample{st: 10, t: 11, f: 3.14})
	r.addH(hSample{st: 20, t: 21, h: h1})

	it := r.iterator()

	require.Equal(t, chunkenc.ValFloat, it.Next())
	ts, f := it.At()
	require.Equal(t, int64(11), ts)
	require.Equal(t, 3.14, f)
	require.Equal(t, int64(10), it.AtST())
	require.Equal(t, chunkenc.ValHistogram, it.Next())
	var h *histogram.Histogram
	ts, h = it.AtHistogram()
	require.Equal(t, int64(21), ts)
	require.Equal(t, h1, h)
	require.Equal(t, int64(20), it.AtST())
	require.Equal(t, chunkenc.ValNone, it.Next())

	r.reset()
	it = r.iterator()
	require.Equal(t, chunkenc.ValNone, it.Next())

	r.addF(fSample{st: 30, t: 31, f: 4.2})
	r.addH(hSample{st: 40, t: 41, h: h2})

	it = r.iterator()

	require.Equal(t, chunkenc.ValFloat, it.Next())
	ts, f = it.At()
	require.Equal(t, int64(31), ts)
	require.Equal(t, 4.2, f)
	require.Equal(t, int64(30), it.AtST())
	require.Equal(t, chunkenc.ValHistogram, it.Next())
	ts, h = it.AtHistogram()
	require.Equal(t, int64(41), ts)
	require.Equal(t, h2, h)
	require.Equal(t, int64(40), it.AtST())
	require.Equal(t, chunkenc.ValNone, it.Next())
}

func TestSampleRingAtFloatHistogram(t *testing.T) {
	fh1 := tsdbutil.GenerateTestFloatHistogram(1)