1 package opentracing
2
3 import (
4 "testing"
5
6 "github.com/stretchr/testify/require"
7 )
8
9 func TestChildOfAndFollowsFrom(t *testing.T) {
10 tests := []struct {
11 newOpt func(SpanContext) SpanReference
12 refType SpanReferenceType
13 name string
14 }{
15 {ChildOf, ChildOfRef, "ChildOf"},
16 {FollowsFrom, FollowsFromRef, "FollowsFrom"},
17 }
18
19 for _, test := range tests {
20 opts := new(StartSpanOptions)
21
22 test.newOpt(nil).Apply(opts)
23 require.Nil(t, opts.References, "%s(nil) must not append a reference", test.name)
24
25 ctx := new(noopSpanContext)
26 test.newOpt(ctx).Apply(opts)
27 require.Equal(t, []SpanReference{
28 SpanReference{ReferencedContext: ctx, Type: test.refType},
29 }, opts.References, "%s(ctx) must append a reference", test.name)
30 }
31 }
32
View as plain text