seaweedfs/weed/mq/balancer/allocate_test.go

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2023-09-18 16:01:14 +00:00
package balancer
import (
cmap "github.com/orcaman/concurrent-map/v2"
"github.com/seaweedfs/seaweedfs/weed/pb/mq_pb"
"reflect"
"testing"
)
func Test_allocateOneBroker(t *testing.T) {
brokers := cmap.New[*BrokerStats]()
brokers.SetIfAbsent("localhost:17777", &BrokerStats{
TopicPartitionCount: 0,
ConsumerCount: 0,
CpuUsagePercent: 0,
})
tests := []struct {
name string
args args
wantAssignments []*mq_pb.BrokerPartitionAssignment
}{
{
name: "test only one broker",
args: args{
brokers: brokers,
partitionCount: 6,
},
wantAssignments: []*mq_pb.BrokerPartitionAssignment{
{
LeaderBroker: "localhost:17777",
FollowerBrokers: []string{"localhost:17777"},
Partition: &mq_pb.Partition{
RingSize: MaxPartitionCount,
RangeStart: 0,
RangeStop: MaxPartitionCount,
},
},
},
},
}
testThem(t, tests)
}
type args struct {
brokers cmap.ConcurrentMap[string, *BrokerStats]
partitionCount int
}
func testThem(t *testing.T, tests []struct {
name string
args args
wantAssignments []*mq_pb.BrokerPartitionAssignment
}) {
for _, tt := range tests {
t.Run(tt.name, func(t *testing.T) {
if gotAssignments := allocateTopicPartitions(tt.args.brokers, tt.args.partitionCount); !reflect.DeepEqual(gotAssignments, tt.wantAssignments) {
t.Errorf("allocateTopicPartitions() = %v, want %v", gotAssignments, tt.wantAssignments)
}
})
}
}