milvus/internal/datanode/allocator/allocator_test.go

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// Licensed to the LF AI & Data foundation under one
// or more contributor license agreements. See the NOTICE file
// distributed with this work for additional information
// regarding copyright ownership. The ASF licenses this file
// to you under the Apache License, Version 2.0 (the
// "License"); you may not use this file except in compliance
// with the License. You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package allocator
import (
"context"
"testing"
"github.com/stretchr/testify/assert"
"github.com/stretchr/testify/require"
"google.golang.org/grpc"
"github.com/milvus-io/milvus/internal/proto/rootcoordpb"
"github.com/milvus-io/milvus/internal/types"
"github.com/milvus-io/milvus/pkg/util/merr"
)
func TestGetGenerator(t *testing.T) {
tests := []struct {
isvalid bool
innumber int
expectedNo int
description string
}{
{true, 1, 1, "valid input n 1"},
{true, 3, 3, "valid input n 3 with cancel"},
}
for _, test := range tests {
rc := &RootCoordFactory{ID: 11111}
alloc, err := New(context.TODO(), rc, 100)
require.NoError(t, err)
err = alloc.Start()
require.NoError(t, err)
t.Run(test.description, func(t *testing.T) {
done := make(chan struct{})
gen, err := alloc.GetGenerator(test.innumber, done)
assert.NoError(t, err)
r := make([]UniqueID, 0)
for i := range gen {
r = append(r, i)
}
assert.Equal(t, test.expectedNo, len(r))
if test.innumber > 1 {
donedone := make(chan struct{})
gen, err := alloc.GetGenerator(test.innumber, donedone)
assert.NoError(t, err)
_, ok := <-gen
assert.True(t, ok)
donedone <- struct{}{}
_, ok = <-gen
assert.False(t, ok)
}
})
}
}
type RootCoordFactory struct {
types.RootCoordClient
ID UniqueID
}
func (m *RootCoordFactory) AllocID(ctx context.Context, in *rootcoordpb.AllocIDRequest, opts ...grpc.CallOption) (*rootcoordpb.AllocIDResponse, error) {
resp := &rootcoordpb.AllocIDResponse{
ID: m.ID,
Count: in.GetCount(),
Status: merr.Success(),
}
return resp, nil
}