Function TestCountReverseIndexEmptyPosting

posting/index_test.go:298–330

(t *testing.T)

}

func TestCountReverseIndexEmptyPosting(t *testing.T) {
	require.NoError(t, pstore.DropAll())
	MemLayerInstance.clear()
	indexNameCountVal := "testcount: [uid] @count @reverse ."

	attr := x.AttrInRootNamespace("testcount")
	addDelEdgeToUID(t, attr, 1, 23, uint64(10), uint64(11))
	l, err := GetNoStore(x.DataKey(attr, 1), 12)
	require.NoError(t, err)
	l.RLock()
	require.Equal(t, l.GetLength(12), -1)
	l.RUnlock()

	require.NoError(t, schema.ParseBytes([]byte(indexNameCountVal), 1))
	currentSchema, _ := schema.State().Get(context.Background(), attr)
	rb := IndexRebuild{
		Attr:          attr,
		StartTs:       12,
		OldSchema:     nil,
		CurrentSchema: &currentSchema,
	}
	rebuildInfo := rb.needsTokIndexRebuild()
	prefixes, err := rebuildInfo.prefixesForTokIndexes()
	require.NoError(t, err)
	require.NoError(t, pstore.DropPrefix(prefixes...))
	require.NoError(t, rebuildCountIndex(context.Background(), &rb))

	l, err = GetNoStore(x.DataKey(attr, 1), 14)
	require.NoError(t, err)
	l.RLock()
	require.Equal(t, l.GetLength(14), 0)
	l.RUnlock()
}

func TestRebuildTokIndex(t *testing.T) {
	addEdgeToValue(t, x.AttrInRootNamespace("name2"), 91, "Michonne", uint64(1), uint64(2))