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Add Domain Name Matcher

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Design difference from original vision: Skipped FQDN step to make it more generalized
https://gitlab.torproject.org/tpo/anti-censorship/pluggable-transports/snowflake/-/issues/28651#note_2787394
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Shelikhoo 2022-03-30 16:42:59 +01:00
parent 5578b4dd76
commit 38f0e00e5d
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2 changed files with 81 additions and 0 deletions
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55
common/namematcher/matcher_test.go Normal file
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package namematcher
import "testing"
import . "github.com/smartystreets/goconvey/convey"
func TestMatchMember(t *testing.T) {
testingVector := []struct {
matcher string
target string
expects bool
}{
{matcher: "", target: "", expects: true},
{matcher: "^snowflake.torproject.net", target: "snowflake.torproject.net", expects: true},
{matcher: "^snowflake.torproject.net", target: "faketorproject.net", expects: false},
{matcher: "snowflake.torproject.net", target: "faketorproject.net", expects: false},
{matcher: "snowflake.torproject.net", target: "snowflake.torproject.net", expects: true},
{matcher: "snowflake.torproject.net", target: "imaginary-01-snowflake.torproject.net", expects: true},
{matcher: "snowflake.torproject.net", target: "imaginary-aaa-snowflake.torproject.net", expects: true},
{matcher: "snowflake.torproject.net", target: "imaginary-aaa-snowflake.faketorproject.net", expects: false},
}
for _, v := range testingVector {
t.Run(v.matcher+"<>"+v.target, func(t *testing.T) {
Convey("test", t, func() {
matcher := NewNameMatcher(v.matcher)
So(matcher.IsMember(v.target), ShouldEqual, v.expects)
})
})
}
}
func TestMatchSubset(t *testing.T) {
testingVector := []struct {
matcher string
target string
expects bool
}{
{matcher: "", target: "", expects: true},
{matcher: "^snowflake.torproject.net", target: "^snowflake.torproject.net", expects: true},
{matcher: "snowflake.torproject.net", target: "^snowflake.torproject.net", expects: true},
{matcher: "snowflake.torproject.net", target: "snowflake.torproject.net", expects: true},
{matcher: "snowflake.torproject.net", target: "testing-snowflake.torproject.net", expects: true},
{matcher: "snowflake.torproject.net", target: "^testing-snowflake.torproject.net", expects: true},
{matcher: "snowflake.torproject.net", target: "", expects: false},
}
for _, v := range testingVector {
t.Run(v.matcher+"<>"+v.target, func(t *testing.T) {
Convey("test", t, func() {
matcher := NewNameMatcher(v.matcher)
target := NewNameMatcher(v.target)
So(matcher.IsSupersetOf(target), ShouldEqual, v.expects)
})
})
}
}