github.com/minio/madmin-go@v1.7.5/timings_test.go (about)

     1  //
     2  // MinIO Object Storage (c) 2022 MinIO, Inc.
     3  //
     4  // Licensed under the Apache License, Version 2.0 (the "License");
     5  // you may not use this file except in compliance with the License.
     6  // You may obtain a copy of the License at
     7  //
     8  //      http://www.apache.org/licenses/LICENSE-2.0
     9  //
    10  // Unless required by applicable law or agreed to in writing, software
    11  // distributed under the License is distributed on an "AS IS" BASIS,
    12  // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    13  // See the License for the specific language governing permissions and
    14  // limitations under the License.
    15  //
    16  
    17  package madmin
    18  
    19  import (
    20  	"sort"
    21  	"testing"
    22  )
    23  
    24  func TestTimings(t *testing.T) {
    25  	durations := TimeDurations{
    26  		4000000,
    27  		4000000,
    28  		9000000,
    29  		9000000,
    30  		12000000,
    31  		12000000,
    32  		14000000,
    33  		14000000,
    34  		17000000,
    35  		17000000,
    36  		21000000,
    37  		21000000,
    38  		36000000,
    39  		36000000,
    40  		37000000,
    41  		37000000,
    42  		42000000,
    43  		42000000,
    44  		54000000,
    45  		54000000,
    46  		67000000,
    47  		67000000,
    48  		77000000,
    49  		77000000,
    50  		88000000,
    51  		88000000,
    52  		89000000,
    53  		89000000,
    54  		93000000,
    55  		93000000,
    56  	}
    57  
    58  	sort.Slice(durations, func(i, j int) bool {
    59  		return int64(durations[i]) < int64(durations[j])
    60  	})
    61  
    62  	timings := durations.Measure()
    63  	if timings.Avg != 44000000 {
    64  		t.Errorf("Expected 44000000, got %d\n", timings.Avg)
    65  	}
    66  
    67  	if timings.P50 != 37000000 {
    68  		t.Errorf("Expected 37000000, got %d\n", timings.P50)
    69  	}
    70  
    71  	if timings.P75 != 77000000 {
    72  		t.Errorf("Expected 77000000, got %d\n", timings.P75)
    73  	}
    74  
    75  	if timings.P95 != 93000000 {
    76  		t.Errorf("Expected 93000000, got %d\n", timings.P95)
    77  	}
    78  
    79  	if timings.P99 != 93000000 {
    80  		t.Errorf("Expected 93000000, got %d\n", timings.P99)
    81  	}
    82  
    83  	if timings.P999 != 93000000 {
    84  		t.Errorf("Expected 93000000, got %d\n", timings.P999)
    85  	}
    86  
    87  	if timings.Long5p != 93000000 {
    88  		t.Errorf("Expected 93000000, got %d\n", timings.Long5p)
    89  	}
    90  
    91  	if timings.Short5p != 4000000 {
    92  		t.Errorf("Expected 4000000, got %d\n", timings.Short5p)
    93  	}
    94  
    95  	if timings.Max != 93000000 {
    96  		t.Errorf("Expected 93000000, got %d\n", timings.Max)
    97  	}
    98  
    99  	if timings.Min != 4000000 {
   100  		t.Errorf("Expected 4000000, got %d\n", timings.Min)
   101  	}
   102  
   103  	if timings.Range != 89000000 {
   104  		t.Errorf("Expected 89000000, got %d\n", timings.Range)
   105  	}
   106  
   107  	if timings.StdDev != 30772281 {
   108  		t.Errorf("Expected abc, got %d\n", timings.StdDev)
   109  	}
   110  }