github.com/hxx258456/ccgo@v0.0.5-0.20230213014102-48b35f46f66f/grpc/internal/wrr/edf_test.go (about)

     1  /*
     2   *
     3   * Copyright 2020 gRPC authors.
     4   *
     5   * Licensed under the Apache License, Version 2.0 (the "License");
     6   * you may not use this file except in compliance with the License.
     7   * You may obtain a copy of the License at
     8   *
     9   *     http://www.apache.org/licenses/LICENSE-2.0
    10   *
    11   * Unless required by applicable law or agreed to in writing, software
    12   * distributed under the License is distributed on an "AS IS" BASIS,
    13   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    14   * See the License for the specific language governing permissions and
    15   * limitations under the License.
    16   */
    17  package wrr
    18  
    19  import (
    20  	"testing"
    21  )
    22  
    23  func (s) TestEDFOnEndpointsWithSameWeight(t *testing.T) {
    24  	wrr := NewEDF()
    25  	wrr.Add("1", 1)
    26  	wrr.Add("2", 1)
    27  	wrr.Add("3", 1)
    28  	expected := []string{"1", "2", "3", "1", "2", "3", "1", "2", "3", "1", "2", "3"}
    29  	for i := 0; i < len(expected); i++ {
    30  		item := wrr.Next().(string)
    31  		if item != expected[i] {
    32  			t.Errorf("wrr Next=%s, want=%s", item, expected[i])
    33  		}
    34  	}
    35  }