github.com/m3db/m3@v1.5.0/src/x/convert/unit_test.go (about)

     1  // Copyright (c) 2018 Uber Technologies, Inc.
     2  //
     3  // Permission is hereby granted, free of charge, to any person obtaining a copy
     4  // of this software and associated documentation files (the "Software"), to deal
     5  // in the Software without restriction, including without limitation the rights
     6  // to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
     7  // copies of the Software, and to permit persons to whom the Software is
     8  // furnished to do so, subject to the following conditions:
     9  //
    10  // The above copyright notice and this permission notice shall be included in
    11  // all copies or substantial portions of the Software.
    12  //
    13  // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
    14  // IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
    15  // FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
    16  // AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
    17  // LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
    18  // OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
    19  // THE SOFTWARE.
    20  
    21  package convert
    22  
    23  import (
    24  	"testing"
    25  	"time"
    26  
    27  	xtime "github.com/m3db/m3/src/x/time"
    28  
    29  	"github.com/stretchr/testify/require"
    30  )
    31  
    32  func TestUnitForM3DB(t *testing.T) {
    33  	for u := byte(0); u <= byte(xtime.Year); u++ {
    34  		unit := xtime.Unit(u)
    35  		if unit == xtime.None {
    36  			require.Equal(t, xtime.Nanosecond, UnitForM3DB(unit))
    37  			continue
    38  		}
    39  
    40  		dur, err := unit.Value()
    41  		require.NoError(t, err)
    42  
    43  		switch {
    44  		case time.Duration(dur)%time.Second == 0:
    45  			require.Equal(t, xtime.Second, UnitForM3DB(unit))
    46  			unit = xtime.Second
    47  		case time.Duration(dur)%time.Millisecond == 0:
    48  			require.Equal(t, xtime.Millisecond, UnitForM3DB(unit))
    49  		case time.Duration(dur)%time.Microsecond == 0:
    50  			require.Equal(t, xtime.Microsecond, UnitForM3DB(unit))
    51  		default:
    52  			require.Equal(t, xtime.Nanosecond, UnitForM3DB(unit))
    53  		}
    54  	}
    55  }
    56  
    57  func TestMakeSureAllUnitsAreChecked(t *testing.T) {
    58  	// NB: This test is to make sure whenever new unit type was added to m3x
    59  	// we can catch it and add to the sanitize function.
    60  	unit := xtime.Unit(byte(xtime.Year) + 1)
    61  	require.False(t, unit.IsValid())
    62  }