github.com/kardianos/nomad@v0.1.3-0.20151022182107-b13df73ee850/helper/flag-slice/flag_test.go (about)

     1  package sliceflag
     2  
     3  import (
     4  	"flag"
     5  	"reflect"
     6  	"testing"
     7  )
     8  
     9  func TestStringFlag_implements(t *testing.T) {
    10  	var raw interface{}
    11  	raw = new(StringFlag)
    12  	if _, ok := raw.(flag.Value); !ok {
    13  		t.Fatalf("StringFlag should be a Value")
    14  	}
    15  }
    16  
    17  func TestStringFlagSet(t *testing.T) {
    18  	sv := new(StringFlag)
    19  	err := sv.Set("foo")
    20  	if err != nil {
    21  		t.Fatalf("err: %s", err)
    22  	}
    23  
    24  	err = sv.Set("bar")
    25  	if err != nil {
    26  		t.Fatalf("err: %s", err)
    27  	}
    28  
    29  	expected := []string{"foo", "bar"}
    30  	if !reflect.DeepEqual([]string(*sv), expected) {
    31  		t.Fatalf("Bad: %#v", sv)
    32  	}
    33  }