github.com/iqoqo/nomad@v0.11.3-0.20200911112621-d7021c74d101/nomad/structs/config/limits_test.go (about)

     1  package config
     2  
     3  import (
     4  	"testing"
     5  	"time"
     6  
     7  	"github.com/hashicorp/nomad/helper"
     8  	"github.com/stretchr/testify/require"
     9  )
    10  
    11  // TestLimits_Defaults asserts the default limits are valid.
    12  func TestLimits_Defaults(t *testing.T) {
    13  	t.Parallel()
    14  
    15  	l := DefaultLimits()
    16  	d, err := time.ParseDuration(l.HTTPSHandshakeTimeout)
    17  	require.NoError(t, err)
    18  	require.True(t, d > 0)
    19  
    20  	d, err = time.ParseDuration(l.RPCHandshakeTimeout)
    21  	require.NoError(t, err)
    22  	require.True(t, d > 0)
    23  }
    24  
    25  // TestLimits_Copy asserts Limits structs are deep copied.
    26  func TestLimits_Copy(t *testing.T) {
    27  	t.Parallel()
    28  
    29  	o := DefaultLimits()
    30  	c := o.Copy()
    31  
    32  	// Assert changes to copy are not propagated to the original
    33  	c.HTTPSHandshakeTimeout = "1s"
    34  	c.HTTPMaxConnsPerClient = helper.IntToPtr(50)
    35  	c.RPCHandshakeTimeout = "1s"
    36  	c.RPCMaxConnsPerClient = helper.IntToPtr(50)
    37  
    38  	require.NotEqual(t, c.HTTPSHandshakeTimeout, o.HTTPSHandshakeTimeout)
    39  
    40  	// Pointers should be different
    41  	require.True(t, c.HTTPMaxConnsPerClient != o.HTTPMaxConnsPerClient)
    42  
    43  	require.NotEqual(t, c.HTTPMaxConnsPerClient, o.HTTPMaxConnsPerClient)
    44  	require.NotEqual(t, c.RPCHandshakeTimeout, o.RPCHandshakeTimeout)
    45  
    46  	// Pointers should be different
    47  	require.True(t, c.RPCMaxConnsPerClient != o.RPCMaxConnsPerClient)
    48  
    49  	require.NotEqual(t, c.RPCMaxConnsPerClient, o.RPCMaxConnsPerClient)
    50  }
    51  
    52  // TestLimits_Merge asserts non-zero fields from the method argument take
    53  // precedence over the existing limits.
    54  func TestLimits_Merge(t *testing.T) {
    55  	t.Parallel()
    56  
    57  	l := Limits{}
    58  	o := DefaultLimits()
    59  	m := l.Merge(o)
    60  
    61  	// Operands should not change
    62  	require.Equal(t, Limits{}, l)
    63  	require.Equal(t, DefaultLimits(), o)
    64  
    65  	// m == o
    66  	require.Equal(t, m, DefaultLimits())
    67  
    68  	o.HTTPSHandshakeTimeout = "10s"
    69  	m2 := m.Merge(o)
    70  
    71  	// Operands should not change
    72  	require.Equal(t, m, DefaultLimits())
    73  
    74  	// Use short struct initialization style so it fails to compile if
    75  	// fields are added
    76  	expected := Limits{"10s", helper.IntToPtr(100), "5s", helper.IntToPtr(100)}
    77  	require.Equal(t, expected, m2)
    78  
    79  	// Mergin in 0 values should not change anything
    80  	m3 := m2.Merge(Limits{})
    81  	require.Equal(t, m2, m3)
    82  }