github.com/demonoid81/moby@v0.0.0-20200517203328-62dd8e17c460/daemon/network/filter_test.go (about)

     1  // +build !windows
     2  
     3  package network // import "github.com/demonoid81/moby/daemon/network"
     4  
     5  import (
     6  	"strings"
     7  	"testing"
     8  
     9  	"github.com/demonoid81/moby/api/types"
    10  	"github.com/demonoid81/moby/api/types/filters"
    11  )
    12  
    13  func TestFilterNetworks(t *testing.T) {
    14  	networks := []types.NetworkResource{
    15  		{
    16  			Name:   "host",
    17  			Driver: "host",
    18  			Scope:  "local",
    19  		},
    20  		{
    21  			Name:   "bridge",
    22  			Driver: "bridge",
    23  			Scope:  "local",
    24  		},
    25  		{
    26  			Name:   "none",
    27  			Driver: "null",
    28  			Scope:  "local",
    29  		},
    30  		{
    31  			Name:   "myoverlay",
    32  			Driver: "overlay",
    33  			Scope:  "swarm",
    34  		},
    35  		{
    36  			Name:   "mydrivernet",
    37  			Driver: "mydriver",
    38  			Scope:  "local",
    39  		},
    40  		{
    41  			Name:   "mykvnet",
    42  			Driver: "mykvdriver",
    43  			Scope:  "global",
    44  		},
    45  		{
    46  			Name:   "networkwithcontainer",
    47  			Driver: "nwc",
    48  			Scope:  "local",
    49  			Containers: map[string]types.EndpointResource{
    50  				"customcontainer": {
    51  					Name: "customendpoint",
    52  				},
    53  			},
    54  		},
    55  	}
    56  
    57  	bridgeDriverFilters := filters.NewArgs()
    58  	bridgeDriverFilters.Add("driver", "bridge")
    59  
    60  	overlayDriverFilters := filters.NewArgs()
    61  	overlayDriverFilters.Add("driver", "overlay")
    62  
    63  	nonameDriverFilters := filters.NewArgs()
    64  	nonameDriverFilters.Add("driver", "noname")
    65  
    66  	customDriverFilters := filters.NewArgs()
    67  	customDriverFilters.Add("type", "custom")
    68  
    69  	builtinDriverFilters := filters.NewArgs()
    70  	builtinDriverFilters.Add("type", "builtin")
    71  
    72  	invalidDriverFilters := filters.NewArgs()
    73  	invalidDriverFilters.Add("type", "invalid")
    74  
    75  	localScopeFilters := filters.NewArgs()
    76  	localScopeFilters.Add("scope", "local")
    77  
    78  	swarmScopeFilters := filters.NewArgs()
    79  	swarmScopeFilters.Add("scope", "swarm")
    80  
    81  	globalScopeFilters := filters.NewArgs()
    82  	globalScopeFilters.Add("scope", "global")
    83  
    84  	trueDanglingFilters := filters.NewArgs()
    85  	trueDanglingFilters.Add("dangling", "true")
    86  
    87  	falseDanglingFilters := filters.NewArgs()
    88  	falseDanglingFilters.Add("dangling", "false")
    89  
    90  	testCases := []struct {
    91  		filter      filters.Args
    92  		resultCount int
    93  		err         string
    94  		name        string
    95  		results     []string
    96  	}{
    97  		{
    98  			filter:      bridgeDriverFilters,
    99  			resultCount: 1,
   100  			err:         "",
   101  			name:        "bridge driver filters",
   102  		},
   103  		{
   104  			filter:      overlayDriverFilters,
   105  			resultCount: 1,
   106  			err:         "",
   107  			name:        "overlay driver filters",
   108  		},
   109  		{
   110  			filter:      nonameDriverFilters,
   111  			resultCount: 0,
   112  			err:         "",
   113  			name:        "no name driver filters",
   114  		},
   115  		{
   116  			filter:      customDriverFilters,
   117  			resultCount: 4,
   118  			err:         "",
   119  			name:        "custom driver filters",
   120  		},
   121  		{
   122  			filter:      builtinDriverFilters,
   123  			resultCount: 3,
   124  			err:         "",
   125  			name:        "builtin driver filters",
   126  		},
   127  		{
   128  			filter:      invalidDriverFilters,
   129  			resultCount: 0,
   130  			err:         "invalid filter: 'type'='invalid'",
   131  			name:        "invalid driver filters",
   132  		},
   133  		{
   134  			filter:      localScopeFilters,
   135  			resultCount: 5,
   136  			err:         "",
   137  			name:        "local scope filters",
   138  		},
   139  		{
   140  			filter:      swarmScopeFilters,
   141  			resultCount: 1,
   142  			err:         "",
   143  			name:        "swarm scope filters",
   144  		},
   145  		{
   146  			filter:      globalScopeFilters,
   147  			resultCount: 1,
   148  			err:         "",
   149  			name:        "global scope filters",
   150  		},
   151  		{
   152  			filter:      trueDanglingFilters,
   153  			resultCount: 3,
   154  			err:         "",
   155  			name:        "dangling filter is 'True'",
   156  			results:     []string{"myoverlay", "mydrivernet", "mykvnet"},
   157  		},
   158  		{
   159  			filter:      falseDanglingFilters,
   160  			resultCount: 4,
   161  			err:         "",
   162  			name:        "dangling filter is 'False'",
   163  			results:     []string{"host", "bridge", "none", "networkwithcontainer"},
   164  		},
   165  	}
   166  
   167  	for _, testCase := range testCases {
   168  		t.Run(testCase.name, func(t *testing.T) {
   169  			ls := make([]types.NetworkResource, 0, len(networks))
   170  			ls = append(ls, networks...)
   171  			result, err := FilterNetworks(ls, testCase.filter)
   172  			if testCase.err != "" {
   173  				if err == nil {
   174  					t.Fatalf("expect error '%s', got no error", testCase.err)
   175  
   176  				} else if !strings.Contains(err.Error(), testCase.err) {
   177  					t.Fatalf("expect error '%s', got '%s'", testCase.err, err)
   178  				}
   179  			} else {
   180  				if err != nil {
   181  					t.Fatalf("expect no error, got error '%s'", err)
   182  				}
   183  				// Make sure result is not nil
   184  				if result == nil {
   185  					t.Fatal("filterNetworks should not return nil")
   186  				}
   187  
   188  				if len(result) != testCase.resultCount {
   189  					t.Fatalf("expect '%d' networks, got '%d' networks", testCase.resultCount, len(result))
   190  				}
   191  
   192  				if len(testCase.results) > 0 {
   193  					resultMap := make(map[string]bool)
   194  					for _, r := range result {
   195  						resultMap[r.Name] = true
   196  					}
   197  					for _, r := range testCase.results {
   198  						if _, ok := resultMap[r]; !ok {
   199  							t.Fatalf("expected result: '%s' not found", r)
   200  						}
   201  					}
   202  				}
   203  			}
   204  		})
   205  	}
   206  }