github.com/minio/madmin-go/v2@v2.2.1/timings_test.go (about)

     1  //
     2  // Copyright (c) 2015-2022 MinIO, Inc.
     3  //
     4  // This file is part of MinIO Object Storage stack
     5  //
     6  // This program is free software: you can redistribute it and/or modify
     7  // it under the terms of the GNU Affero General Public License as
     8  // published by the Free Software Foundation, either version 3 of the
     9  // License, or (at your option) any later version.
    10  //
    11  // This program is distributed in the hope that it will be useful,
    12  // but WITHOUT ANY WARRANTY; without even the implied warranty of
    13  // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
    14  // GNU Affero General Public License for more details.
    15  //
    16  // You should have received a copy of the GNU Affero General Public License
    17  // along with this program. If not, see <http://www.gnu.org/licenses/>.
    18  //
    19  
    20  package madmin
    21  
    22  import (
    23  	"sort"
    24  	"testing"
    25  )
    26  
    27  func TestTimings(t *testing.T) {
    28  	durations := TimeDurations{
    29  		4000000,
    30  		4000000,
    31  		9000000,
    32  		9000000,
    33  		12000000,
    34  		12000000,
    35  		14000000,
    36  		14000000,
    37  		17000000,
    38  		17000000,
    39  		21000000,
    40  		21000000,
    41  		36000000,
    42  		36000000,
    43  		37000000,
    44  		37000000,
    45  		42000000,
    46  		42000000,
    47  		54000000,
    48  		54000000,
    49  		67000000,
    50  		67000000,
    51  		77000000,
    52  		77000000,
    53  		88000000,
    54  		88000000,
    55  		89000000,
    56  		89000000,
    57  		93000000,
    58  		93000000,
    59  	}
    60  
    61  	sort.Slice(durations, func(i, j int) bool {
    62  		return int64(durations[i]) < int64(durations[j])
    63  	})
    64  
    65  	timings := durations.Measure()
    66  	if timings.Avg != 44000000 {
    67  		t.Errorf("Expected 44000000, got %d\n", timings.Avg)
    68  	}
    69  
    70  	if timings.P50 != 37000000 {
    71  		t.Errorf("Expected 37000000, got %d\n", timings.P50)
    72  	}
    73  
    74  	if timings.P75 != 77000000 {
    75  		t.Errorf("Expected 77000000, got %d\n", timings.P75)
    76  	}
    77  
    78  	if timings.P95 != 93000000 {
    79  		t.Errorf("Expected 93000000, got %d\n", timings.P95)
    80  	}
    81  
    82  	if timings.P99 != 93000000 {
    83  		t.Errorf("Expected 93000000, got %d\n", timings.P99)
    84  	}
    85  
    86  	if timings.P999 != 93000000 {
    87  		t.Errorf("Expected 93000000, got %d\n", timings.P999)
    88  	}
    89  
    90  	if timings.Long5p != 93000000 {
    91  		t.Errorf("Expected 93000000, got %d\n", timings.Long5p)
    92  	}
    93  
    94  	if timings.Short5p != 4000000 {
    95  		t.Errorf("Expected 4000000, got %d\n", timings.Short5p)
    96  	}
    97  
    98  	if timings.Max != 93000000 {
    99  		t.Errorf("Expected 93000000, got %d\n", timings.Max)
   100  	}
   101  
   102  	if timings.Min != 4000000 {
   103  		t.Errorf("Expected 4000000, got %d\n", timings.Min)
   104  	}
   105  
   106  	if timings.Range != 89000000 {
   107  		t.Errorf("Expected 89000000, got %d\n", timings.Range)
   108  	}
   109  
   110  	if timings.StdDev != 30772281 {
   111  		t.Errorf("Expected abc, got %d\n", timings.StdDev)
   112  	}
   113  }