mirror of
https://github.com/jhillyerd/inbucket.git
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256 lines
7.8 KiB
Go
256 lines
7.8 KiB
Go
package policy_test
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import (
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"strings"
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"testing"
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"github.com/jhillyerd/inbucket/pkg/config"
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"github.com/jhillyerd/inbucket/pkg/policy"
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)
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func TestShouldAcceptDomain(t *testing.T) {
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// Test with default accept.
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ap := &policy.Addressing{
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Config: &config.Root{
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SMTP: config.SMTP{
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DefaultAccept: true,
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RejectDomains: []string{"a.deny.com", "deny.com"},
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},
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},
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}
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testCases := []struct {
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domain string
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want bool
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}{
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{domain: "bar.com", want: true},
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{domain: "DENY.com", want: false},
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{domain: "a.deny.com", want: false},
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{domain: "b.deny.com", want: true},
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}
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for _, tc := range testCases {
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t.Run(tc.domain, func(t *testing.T) {
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got := ap.ShouldAcceptDomain(tc.domain)
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if got != tc.want {
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t.Errorf("Got %v for %q, want: %v", got, tc.domain, tc.want)
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}
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})
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}
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// Test with default reject.
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ap = &policy.Addressing{
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Config: &config.Root{
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SMTP: config.SMTP{
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DefaultAccept: false,
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AcceptDomains: []string{"a.allow.com", "allow.com"},
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},
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},
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}
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testCases = []struct {
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domain string
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want bool
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}{
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{domain: "bar.com", want: false},
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{domain: "ALLOW.com", want: true},
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{domain: "a.allow.com", want: true},
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{domain: "b.allow.com", want: false},
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}
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for _, tc := range testCases {
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t.Run(tc.domain, func(t *testing.T) {
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got := ap.ShouldAcceptDomain(tc.domain)
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if got != tc.want {
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t.Errorf("Got %v for %q, want: %v", got, tc.domain, tc.want)
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}
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})
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}
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}
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func TestShouldStoreDomain(t *testing.T) {
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// Test with storage enabled.
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ap := &policy.Addressing{
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Config: &config.Root{
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SMTP: config.SMTP{
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DefaultStore: false,
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StoreDomains: []string{"store.com", "a.store.com"},
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},
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},
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}
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testCases := []struct {
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domain string
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want bool
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}{
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{domain: "foo.com", want: false},
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{domain: "STORE.com", want: true},
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{domain: "a.store.com", want: true},
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{domain: "b.store.com", want: false},
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}
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for _, tc := range testCases {
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t.Run(tc.domain, func(t *testing.T) {
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got := ap.ShouldStoreDomain(tc.domain)
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if got != tc.want {
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t.Errorf("Got store %v for %q, want: %v", got, tc.domain, tc.want)
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}
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})
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}
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// Test with storage disabled.
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ap = &policy.Addressing{
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Config: &config.Root{
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SMTP: config.SMTP{
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DefaultStore: true,
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DiscardDomains: []string{"discard.com", "a.discard.com"},
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},
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},
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}
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testCases = []struct {
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domain string
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want bool
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}{
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{domain: "foo.com", want: true},
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{domain: "DISCARD.com", want: false},
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{domain: "a.discard.com", want: false},
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{domain: "b.discard.com", want: true},
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}
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for _, tc := range testCases {
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t.Run(tc.domain, func(t *testing.T) {
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got := ap.ShouldStoreDomain(tc.domain)
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if got != tc.want {
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t.Errorf("Got store %v for %q, want: %v", got, tc.domain, tc.want)
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}
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})
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}
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}
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func TestExtractMailbox(t *testing.T) {
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addrPolicy := policy.Addressing{Config: &config.Root{}}
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var validTable = []struct {
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input string
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expect string
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}{
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{"mailbox", "mailbox"},
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{"user123", "user123"},
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{"MailBOX", "mailbox"},
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{"First.Last", "first.last"},
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{"user+label", "user"},
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{"chars!#$%", "chars!#$%"},
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{"chars&'*-", "chars&'*-"},
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{"chars=/?^", "chars=/?^"},
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{"chars_`.{", "chars_`.{"},
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{"chars|}~", "chars|}~"},
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}
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for _, tt := range validTable {
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if result, err := addrPolicy.ExtractMailbox(tt.input); err != nil {
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t.Errorf("Error while parsing %q: %v", tt.input, err)
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} else {
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if result != tt.expect {
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t.Errorf("Parsing %q, expected %q, got %q", tt.input, tt.expect, result)
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}
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}
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}
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var invalidTable = []struct {
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input, msg string
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}{
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{"", "Empty mailbox name is not permitted"},
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{"user@host", "@ symbol not permitted"},
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{"first last", "Space not permitted"},
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{"first\"last", "Double quote not permitted"},
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{"first\nlast", "Control chars not permitted"},
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}
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for _, tt := range invalidTable {
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if _, err := addrPolicy.ExtractMailbox(tt.input); err == nil {
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t.Errorf("Didn't get an error while parsing %q: %v", tt.input, tt.msg)
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}
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}
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}
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func TestValidateDomain(t *testing.T) {
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var testTable = []struct {
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input string
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expect bool
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msg string
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}{
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{"", false, "Empty domain is not valid"},
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{"hostname", true, "Just a hostname is valid"},
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{"github.com", true, "Two labels should be just fine"},
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{"my-domain.com", true, "Hyphen is allowed mid-label"},
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{"_domainkey.foo.com", true, "Underscores are allowed"},
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{"bar.com.", true, "Must be able to end with a dot"},
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{"ABC.6DBS.com", true, "Mixed case is OK"},
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{"mail.123.com", true, "Number only label valid"},
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{"123.com", true, "Number only label valid"},
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{"google..com", false, "Double dot not valid"},
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{".foo.com", false, "Cannot start with a dot"},
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{"google\r.com", false, "Special chars not allowed"},
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{"foo.-bar.com", false, "Label cannot start with hyphen"},
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{"foo-.bar.com", false, "Label cannot end with hyphen"},
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{strings.Repeat("a", 256), false, "Max domain length is 255"},
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{strings.Repeat("a", 63) + ".com", true, "Should allow 63 char domain label"},
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{strings.Repeat("a", 64) + ".com", false, "Max domain label length is 63"},
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}
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for _, tt := range testTable {
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if policy.ValidateDomainPart(tt.input) != tt.expect {
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t.Errorf("Expected %v for %q: %s", tt.expect, tt.input, tt.msg)
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}
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}
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}
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func TestValidateLocal(t *testing.T) {
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var testTable = []struct {
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input string
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expect bool
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msg string
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}{
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{"", false, "Empty local is not valid"},
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{"a", true, "Single letter should be fine"},
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{strings.Repeat("a", 128), true, "Valid up to 128 characters"},
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{strings.Repeat("a", 129), false, "Only valid up to 128 characters"},
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{"FirstLast", true, "Mixed case permitted"},
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{"user123", true, "Numbers permitted"},
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{"a!#$%&'*+-/=?^_`{|}~", true, "Any of !#$%&'*+-/=?^_`{|}~ are permitted"},
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{"first.last", true, "Embedded period is permitted"},
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{"first..last", false, "Sequence of periods is not allowed"},
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{".user", false, "Cannot lead with a period"},
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{"user.", false, "Cannot end with a period"},
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{"james@mail", false, "Unquoted @ not permitted"},
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{"first last", false, "Unquoted space not permitted"},
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{"tricky\\. ", false, "Unquoted space not permitted"},
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{"no,commas", false, "Unquoted comma not allowed"},
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{"t[es]t", false, "Unquoted square brackets not allowed"},
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{"james\\", false, "Cannot end with backslash quote"},
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{"james\\@mail", true, "Quoted @ permitted"},
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{"quoted\\ space", true, "Quoted space permitted"},
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{"no\\,commas", true, "Quoted comma is OK"},
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{"t\\[es\\]t", true, "Quoted brackets are OK"},
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{"user\\name", true, "Should be able to quote a-z"},
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{"USER\\NAME", true, "Should be able to quote A-Z"},
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{"user\\1", true, "Should be able to quote a digit"},
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{"one\\$\\|", true, "Should be able to quote plain specials"},
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{"return\\\r", true, "Should be able to quote ASCII control chars"},
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{"high\\\x80", false, "Should not accept > 7-bit quoted chars"},
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{"quote\\\"", true, "Quoted double quote is permitted"},
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{"\"james\"", true, "Quoted a-z is permitted"},
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{"\"first last\"", true, "Quoted space is permitted"},
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{"\"quoted@sign\"", true, "Quoted @ is allowed"},
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{"\"qp\\\"quote\"", true, "Quoted quote within quoted string is OK"},
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{"\"unterminated", false, "Quoted string must be terminated"},
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{"\"unterminated\\\"", false, "Quoted string must be terminated"},
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{"embed\"quote\"string", false, "Embedded quoted string is illegal"},
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{"user+mailbox", true, "RFC3696 test case should be valid"},
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{"customer/department=shipping", true, "RFC3696 test case should be valid"},
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{"$A12345", true, "RFC3696 test case should be valid"},
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{"!def!xyz%abc", true, "RFC3696 test case should be valid"},
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{"_somename", true, "RFC3696 test case should be valid"},
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}
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for _, tt := range testTable {
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_, _, err := policy.ParseEmailAddress(tt.input + "@domain.com")
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if (err != nil) == tt.expect {
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if err != nil {
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t.Logf("Got error: %s", err)
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}
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t.Errorf("Expected %v for %q: %s", tt.expect, tt.input, tt.msg)
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}
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}
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}
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