mirror of
https://github.com/genuinetools/reg.git
synced 2024-08-19 21:30:24 -04:00
554 lines
11 KiB
Go
554 lines
11 KiB
Go
![]() |
package reference
|
||
|
|
||
|
import (
|
||
|
"regexp"
|
||
|
"strings"
|
||
|
"testing"
|
||
|
)
|
||
|
|
||
|
type regexpMatch struct {
|
||
|
input string
|
||
|
match bool
|
||
|
subs []string
|
||
|
}
|
||
|
|
||
|
func checkRegexp(t *testing.T, r *regexp.Regexp, m regexpMatch) {
|
||
|
matches := r.FindStringSubmatch(m.input)
|
||
|
if m.match && matches != nil {
|
||
|
if len(matches) != (r.NumSubexp()+1) || matches[0] != m.input {
|
||
|
t.Fatalf("Bad match result %#v for %q", matches, m.input)
|
||
|
}
|
||
|
if len(matches) < (len(m.subs) + 1) {
|
||
|
t.Errorf("Expected %d sub matches, only have %d for %q", len(m.subs), len(matches)-1, m.input)
|
||
|
}
|
||
|
for i := range m.subs {
|
||
|
if m.subs[i] != matches[i+1] {
|
||
|
t.Errorf("Unexpected submatch %d: %q, expected %q for %q", i+1, matches[i+1], m.subs[i], m.input)
|
||
|
}
|
||
|
}
|
||
|
} else if m.match {
|
||
|
t.Errorf("Expected match for %q", m.input)
|
||
|
} else if matches != nil {
|
||
|
t.Errorf("Unexpected match for %q", m.input)
|
||
|
}
|
||
|
}
|
||
|
|
||
|
func TestDomainRegexp(t *testing.T) {
|
||
|
hostcases := []regexpMatch{
|
||
|
{
|
||
|
input: "test.com",
|
||
|
match: true,
|
||
|
},
|
||
|
{
|
||
|
input: "test.com:10304",
|
||
|
match: true,
|
||
|
},
|
||
|
{
|
||
|
input: "test.com:http",
|
||
|
match: false,
|
||
|
},
|
||
|
{
|
||
|
input: "localhost",
|
||
|
match: true,
|
||
|
},
|
||
|
{
|
||
|
input: "localhost:8080",
|
||
|
match: true,
|
||
|
},
|
||
|
{
|
||
|
input: "a",
|
||
|
match: true,
|
||
|
},
|
||
|
{
|
||
|
input: "a.b",
|
||
|
match: true,
|
||
|
},
|
||
|
{
|
||
|
input: "ab.cd.com",
|
||
|
match: true,
|
||
|
},
|
||
|
{
|
||
|
input: "a-b.com",
|
||
|
match: true,
|
||
|
},
|
||
|
{
|
||
|
input: "-ab.com",
|
||
|
match: false,
|
||
|
},
|
||
|
{
|
||
|
input: "ab-.com",
|
||
|
match: false,
|
||
|
},
|
||
|
{
|
||
|
input: "ab.c-om",
|
||
|
match: true,
|
||
|
},
|
||
|
{
|
||
|
input: "ab.-com",
|
||
|
match: false,
|
||
|
},
|
||
|
{
|
||
|
input: "ab.com-",
|
||
|
match: false,
|
||
|
},
|
||
|
{
|
||
|
input: "0101.com",
|
||
|
match: true, // TODO(dmcgowan): valid if this should be allowed
|
||
|
},
|
||
|
{
|
||
|
input: "001a.com",
|
||
|
match: true,
|
||
|
},
|
||
|
{
|
||
|
input: "b.gbc.io:443",
|
||
|
match: true,
|
||
|
},
|
||
|
{
|
||
|
input: "b.gbc.io",
|
||
|
match: true,
|
||
|
},
|
||
|
{
|
||
|
input: "xn--n3h.com", // ☃.com in punycode
|
||
|
match: true,
|
||
|
},
|
||
|
{
|
||
|
input: "Asdf.com", // uppercase character
|
||
|
match: true,
|
||
|
},
|
||
|
}
|
||
|
r := regexp.MustCompile(`^` + DomainRegexp.String() + `$`)
|
||
|
for i := range hostcases {
|
||
|
checkRegexp(t, r, hostcases[i])
|
||
|
}
|
||
|
}
|
||
|
|
||
|
func TestFullNameRegexp(t *testing.T) {
|
||
|
if anchoredNameRegexp.NumSubexp() != 2 {
|
||
|
t.Fatalf("anchored name regexp should have two submatches: %v, %v != 2",
|
||
|
anchoredNameRegexp, anchoredNameRegexp.NumSubexp())
|
||
|
}
|
||
|
|
||
|
testcases := []regexpMatch{
|
||
|
{
|
||
|
input: "",
|
||
|
match: false,
|
||
|
},
|
||
|
{
|
||
|
input: "short",
|
||
|
match: true,
|
||
|
subs: []string{"", "short"},
|
||
|
},
|
||
|
{
|
||
|
input: "simple/name",
|
||
|
match: true,
|
||
|
subs: []string{"simple", "name"},
|
||
|
},
|
||
|
{
|
||
|
input: "library/ubuntu",
|
||
|
match: true,
|
||
|
subs: []string{"library", "ubuntu"},
|
||
|
},
|
||
|
{
|
||
|
input: "docker/stevvooe/app",
|
||
|
match: true,
|
||
|
subs: []string{"docker", "stevvooe/app"},
|
||
|
},
|
||
|
{
|
||
|
input: "aa/aa/aa/aa/aa/aa/aa/aa/aa/bb/bb/bb/bb/bb/bb",
|
||
|
match: true,
|
||
|
subs: []string{"aa", "aa/aa/aa/aa/aa/aa/aa/aa/bb/bb/bb/bb/bb/bb"},
|
||
|
},
|
||
|
{
|
||
|
input: "aa/aa/bb/bb/bb",
|
||
|
match: true,
|
||
|
subs: []string{"aa", "aa/bb/bb/bb"},
|
||
|
},
|
||
|
{
|
||
|
input: "a/a/a/a",
|
||
|
match: true,
|
||
|
subs: []string{"a", "a/a/a"},
|
||
|
},
|
||
|
{
|
||
|
input: "a/a/a/a/",
|
||
|
match: false,
|
||
|
},
|
||
|
{
|
||
|
input: "a//a/a",
|
||
|
match: false,
|
||
|
},
|
||
|
{
|
||
|
input: "a",
|
||
|
match: true,
|
||
|
subs: []string{"", "a"},
|
||
|
},
|
||
|
{
|
||
|
input: "a/aa",
|
||
|
match: true,
|
||
|
subs: []string{"a", "aa"},
|
||
|
},
|
||
|
{
|
||
|
input: "a/aa/a",
|
||
|
match: true,
|
||
|
subs: []string{"a", "aa/a"},
|
||
|
},
|
||
|
{
|
||
|
input: "foo.com",
|
||
|
match: true,
|
||
|
subs: []string{"", "foo.com"},
|
||
|
},
|
||
|
{
|
||
|
input: "foo.com/",
|
||
|
match: false,
|
||
|
},
|
||
|
{
|
||
|
input: "foo.com:8080/bar",
|
||
|
match: true,
|
||
|
subs: []string{"foo.com:8080", "bar"},
|
||
|
},
|
||
|
{
|
||
|
input: "foo.com:http/bar",
|
||
|
match: false,
|
||
|
},
|
||
|
{
|
||
|
input: "foo.com/bar",
|
||
|
match: true,
|
||
|
subs: []string{"foo.com", "bar"},
|
||
|
},
|
||
|
{
|
||
|
input: "foo.com/bar/baz",
|
||
|
match: true,
|
||
|
subs: []string{"foo.com", "bar/baz"},
|
||
|
},
|
||
|
{
|
||
|
input: "localhost:8080/bar",
|
||
|
match: true,
|
||
|
subs: []string{"localhost:8080", "bar"},
|
||
|
},
|
||
|
{
|
||
|
input: "sub-dom1.foo.com/bar/baz/quux",
|
||
|
match: true,
|
||
|
subs: []string{"sub-dom1.foo.com", "bar/baz/quux"},
|
||
|
},
|
||
|
{
|
||
|
input: "blog.foo.com/bar/baz",
|
||
|
match: true,
|
||
|
subs: []string{"blog.foo.com", "bar/baz"},
|
||
|
},
|
||
|
{
|
||
|
input: "a^a",
|
||
|
match: false,
|
||
|
},
|
||
|
{
|
||
|
input: "aa/asdf$$^/aa",
|
||
|
match: false,
|
||
|
},
|
||
|
{
|
||
|
input: "asdf$$^/aa",
|
||
|
match: false,
|
||
|
},
|
||
|
{
|
||
|
input: "aa-a/a",
|
||
|
match: true,
|
||
|
subs: []string{"aa-a", "a"},
|
||
|
},
|
||
|
{
|
||
|
input: strings.Repeat("a/", 128) + "a",
|
||
|
match: true,
|
||
|
subs: []string{"a", strings.Repeat("a/", 127) + "a"},
|
||
|
},
|
||
|
{
|
||
|
input: "a-/a/a/a",
|
||
|
match: false,
|
||
|
},
|
||
|
{
|
||
|
input: "foo.com/a-/a/a",
|
||
|
match: false,
|
||
|
},
|
||
|
{
|
||
|
input: "-foo/bar",
|
||
|
match: false,
|
||
|
},
|
||
|
{
|
||
|
input: "foo/bar-",
|
||
|
match: false,
|
||
|
},
|
||
|
{
|
||
|
input: "foo-/bar",
|
||
|
match: false,
|
||
|
},
|
||
|
{
|
||
|
input: "foo/-bar",
|
||
|
match: false,
|
||
|
},
|
||
|
{
|
||
|
input: "_foo/bar",
|
||
|
match: false,
|
||
|
},
|
||
|
{
|
||
|
input: "foo_bar",
|
||
|
match: true,
|
||
|
subs: []string{"", "foo_bar"},
|
||
|
},
|
||
|
{
|
||
|
input: "foo_bar.com",
|
||
|
match: true,
|
||
|
subs: []string{"", "foo_bar.com"},
|
||
|
},
|
||
|
{
|
||
|
input: "foo_bar.com:8080",
|
||
|
match: false,
|
||
|
},
|
||
|
{
|
||
|
input: "foo_bar.com:8080/app",
|
||
|
match: false,
|
||
|
},
|
||
|
{
|
||
|
input: "foo.com/foo_bar",
|
||
|
match: true,
|
||
|
subs: []string{"foo.com", "foo_bar"},
|
||
|
},
|
||
|
{
|
||
|
input: "____/____",
|
||
|
match: false,
|
||
|
},
|
||
|
{
|
||
|
input: "_docker/_docker",
|
||
|
match: false,
|
||
|
},
|
||
|
{
|
||
|
input: "docker_/docker_",
|
||
|
match: false,
|
||
|
},
|
||
|
{
|
||
|
input: "b.gcr.io/test.example.com/my-app",
|
||
|
match: true,
|
||
|
subs: []string{"b.gcr.io", "test.example.com/my-app"},
|
||
|
},
|
||
|
{
|
||
|
input: "xn--n3h.com/myimage", // ☃.com in punycode
|
||
|
match: true,
|
||
|
subs: []string{"xn--n3h.com", "myimage"},
|
||
|
},
|
||
|
{
|
||
|
input: "xn--7o8h.com/myimage", // 🐳.com in punycode
|
||
|
match: true,
|
||
|
subs: []string{"xn--7o8h.com", "myimage"},
|
||
|
},
|
||
|
{
|
||
|
input: "example.com/xn--7o8h.com/myimage", // 🐳.com in punycode
|
||
|
match: true,
|
||
|
subs: []string{"example.com", "xn--7o8h.com/myimage"},
|
||
|
},
|
||
|
{
|
||
|
input: "example.com/some_separator__underscore/myimage",
|
||
|
match: true,
|
||
|
subs: []string{"example.com", "some_separator__underscore/myimage"},
|
||
|
},
|
||
|
{
|
||
|
input: "example.com/__underscore/myimage",
|
||
|
match: false,
|
||
|
},
|
||
|
{
|
||
|
input: "example.com/..dots/myimage",
|
||
|
match: false,
|
||
|
},
|
||
|
{
|
||
|
input: "example.com/.dots/myimage",
|
||
|
match: false,
|
||
|
},
|
||
|
{
|
||
|
input: "example.com/nodouble..dots/myimage",
|
||
|
match: false,
|
||
|
},
|
||
|
{
|
||
|
input: "example.com/nodouble..dots/myimage",
|
||
|
match: false,
|
||
|
},
|
||
|
{
|
||
|
input: "docker./docker",
|
||
|
match: false,
|
||
|
},
|
||
|
{
|
||
|
input: ".docker/docker",
|
||
|
match: false,
|
||
|
},
|
||
|
{
|
||
|
input: "docker-/docker",
|
||
|
match: false,
|
||
|
},
|
||
|
{
|
||
|
input: "-docker/docker",
|
||
|
match: false,
|
||
|
},
|
||
|
{
|
||
|
input: "do..cker/docker",
|
||
|
match: false,
|
||
|
},
|
||
|
{
|
||
|
input: "do__cker:8080/docker",
|
||
|
match: false,
|
||
|
},
|
||
|
{
|
||
|
input: "do__cker/docker",
|
||
|
match: true,
|
||
|
subs: []string{"", "do__cker/docker"},
|
||
|
},
|
||
|
{
|
||
|
input: "b.gcr.io/test.example.com/my-app",
|
||
|
match: true,
|
||
|
subs: []string{"b.gcr.io", "test.example.com/my-app"},
|
||
|
},
|
||
|
{
|
||
|
input: "registry.io/foo/project--id.module--name.ver---sion--name",
|
||
|
match: true,
|
||
|
subs: []string{"registry.io", "foo/project--id.module--name.ver---sion--name"},
|
||
|
},
|
||
|
{
|
||
|
input: "Asdf.com/foo/bar", // uppercase character in hostname
|
||
|
match: true,
|
||
|
},
|
||
|
{
|
||
|
input: "Foo/FarB", // uppercase characters in remote name
|
||
|
match: false,
|
||
|
},
|
||
|
}
|
||
|
for i := range testcases {
|
||
|
checkRegexp(t, anchoredNameRegexp, testcases[i])
|
||
|
}
|
||
|
}
|
||
|
|
||
|
func TestReferenceRegexp(t *testing.T) {
|
||
|
if ReferenceRegexp.NumSubexp() != 3 {
|
||
|
t.Fatalf("anchored name regexp should have three submatches: %v, %v != 3",
|
||
|
ReferenceRegexp, ReferenceRegexp.NumSubexp())
|
||
|
}
|
||
|
|
||
|
testcases := []regexpMatch{
|
||
|
{
|
||
|
input: "registry.com:8080/myapp:tag",
|
||
|
match: true,
|
||
|
subs: []string{"registry.com:8080/myapp", "tag", ""},
|
||
|
},
|
||
|
{
|
||
|
input: "registry.com:8080/myapp@sha256:be178c0543eb17f5f3043021c9e5fcf30285e557a4fc309cce97ff9ca6182912",
|
||
|
match: true,
|
||
|
subs: []string{"registry.com:8080/myapp", "", "sha256:be178c0543eb17f5f3043021c9e5fcf30285e557a4fc309cce97ff9ca6182912"},
|
||
|
},
|
||
|
{
|
||
|
input: "registry.com:8080/myapp:tag2@sha256:be178c0543eb17f5f3043021c9e5fcf30285e557a4fc309cce97ff9ca6182912",
|
||
|
match: true,
|
||
|
subs: []string{"registry.com:8080/myapp", "tag2", "sha256:be178c0543eb17f5f3043021c9e5fcf30285e557a4fc309cce97ff9ca6182912"},
|
||
|
},
|
||
|
{
|
||
|
input: "registry.com:8080/myapp@sha256:badbadbadbad",
|
||
|
match: false,
|
||
|
},
|
||
|
{
|
||
|
input: "registry.com:8080/myapp:invalid~tag",
|
||
|
match: false,
|
||
|
},
|
||
|
{
|
||
|
input: "bad_hostname.com:8080/myapp:tag",
|
||
|
match: false,
|
||
|
},
|
||
|
{
|
||
|
input:// localhost treated as name, missing tag with 8080 as tag
|
||
|
"localhost:8080@sha256:be178c0543eb17f5f3043021c9e5fcf30285e557a4fc309cce97ff9ca6182912",
|
||
|
match: true,
|
||
|
subs: []string{"localhost", "8080", "sha256:be178c0543eb17f5f3043021c9e5fcf30285e557a4fc309cce97ff9ca6182912"},
|
||
|
},
|
||
|
{
|
||
|
input: "localhost:8080/name@sha256:be178c0543eb17f5f3043021c9e5fcf30285e557a4fc309cce97ff9ca6182912",
|
||
|
match: true,
|
||
|
subs: []string{"localhost:8080/name", "", "sha256:be178c0543eb17f5f3043021c9e5fcf30285e557a4fc309cce97ff9ca6182912"},
|
||
|
},
|
||
|
{
|
||
|
input: "localhost:http/name@sha256:be178c0543eb17f5f3043021c9e5fcf30285e557a4fc309cce97ff9ca6182912",
|
||
|
match: false,
|
||
|
},
|
||
|
{
|
||
|
// localhost will be treated as an image name without a host
|
||
|
input: "localhost@sha256:be178c0543eb17f5f3043021c9e5fcf30285e557a4fc309cce97ff9ca6182912",
|
||
|
match: true,
|
||
|
subs: []string{"localhost", "", "sha256:be178c0543eb17f5f3043021c9e5fcf30285e557a4fc309cce97ff9ca6182912"},
|
||
|
},
|
||
|
{
|
||
|
input: "registry.com:8080/myapp@bad",
|
||
|
match: false,
|
||
|
},
|
||
|
{
|
||
|
input: "registry.com:8080/myapp@2bad",
|
||
|
match: false, // TODO(dmcgowan): Support this as valid
|
||
|
},
|
||
|
}
|
||
|
|
||
|
for i := range testcases {
|
||
|
checkRegexp(t, ReferenceRegexp, testcases[i])
|
||
|
}
|
||
|
|
||
|
}
|
||
|
|
||
|
func TestIdentifierRegexp(t *testing.T) {
|
||
|
fullCases := []regexpMatch{
|
||
|
{
|
||
|
input: "da304e823d8ca2b9d863a3c897baeb852ba21ea9a9f1414736394ae7fcaf9821",
|
||
|
match: true,
|
||
|
},
|
||
|
{
|
||
|
input: "7EC43B381E5AEFE6E04EFB0B3F0693FF2A4A50652D64AEC573905F2DB5889A1C",
|
||
|
match: false,
|
||
|
},
|
||
|
{
|
||
|
input: "da304e823d8ca2b9d863a3c897baeb852ba21ea9a9f1414736394ae7fcaf",
|
||
|
match: false,
|
||
|
},
|
||
|
{
|
||
|
input: "sha256:da304e823d8ca2b9d863a3c897baeb852ba21ea9a9f1414736394ae7fcaf9821",
|
||
|
match: false,
|
||
|
},
|
||
|
{
|
||
|
input: "da304e823d8ca2b9d863a3c897baeb852ba21ea9a9f1414736394ae7fcaf98218482",
|
||
|
match: false,
|
||
|
},
|
||
|
}
|
||
|
|
||
|
shortCases := []regexpMatch{
|
||
|
{
|
||
|
input: "da304e823d8ca2b9d863a3c897baeb852ba21ea9a9f1414736394ae7fcaf9821",
|
||
|
match: true,
|
||
|
},
|
||
|
{
|
||
|
input: "7EC43B381E5AEFE6E04EFB0B3F0693FF2A4A50652D64AEC573905F2DB5889A1C",
|
||
|
match: false,
|
||
|
},
|
||
|
{
|
||
|
input: "da304e823d8ca2b9d863a3c897baeb852ba21ea9a9f1414736394ae7fcaf",
|
||
|
match: true,
|
||
|
},
|
||
|
{
|
||
|
input: "sha256:da304e823d8ca2b9d863a3c897baeb852ba21ea9a9f1414736394ae7fcaf9821",
|
||
|
match: false,
|
||
|
},
|
||
|
{
|
||
|
input: "da304e823d8ca2b9d863a3c897baeb852ba21ea9a9f1414736394ae7fcaf98218482",
|
||
|
match: false,
|
||
|
},
|
||
|
{
|
||
|
input: "da304",
|
||
|
match: false,
|
||
|
},
|
||
|
{
|
||
|
input: "da304e",
|
||
|
match: true,
|
||
|
},
|
||
|
}
|
||
|
|
||
|
for i := range fullCases {
|
||
|
checkRegexp(t, anchoredIdentifierRegexp, fullCases[i])
|
||
|
}
|
||
|
|
||
|
for i := range shortCases {
|
||
|
checkRegexp(t, anchoredShortIdentifierRegexp, shortCases[i])
|
||
|
}
|
||
|
}
|