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TF-2667 Write unit test for Domain & MailAddress class

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This commit is contained in:
dab246
2024-03-22 01:24:03 +07:00
committed by Dat H. Pham
parent 397c00936e
commit 70986542ee
5 changed files with 270 additions and 61 deletions
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core/lib/utils/mail/domain.dart
+32 -32
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@@ -1,33 +1,39 @@
import 'dart:io';
import 'package:core/utils/app_logger.dart';
import 'package:equatable/equatable.dart';
class Domain with EquatableMixin {
static final RegExp _dashMatcher = RegExp(r"[-_]");
static final RegExp _digitMatcher = RegExp(r"[0-9]");
static final RegExp _partCharMatcher = RegExp(r"[a-zA-Z0-9\-._]");
static final RegExp _dashMatcher = RegExp(r'[-_]');
static final RegExp _digitMatcher = RegExp(r'\d');
static final RegExp _partCharMatcher = RegExp(r'[A-Za-z0-9_\-.]');
static final Domain localhost = Domain.of('localhost');
static const int maximumDomainLength = 253;
static String _removeBrackets(String domainName) {
if (!(domainName.startsWith("[") && domainName.endsWith("]"))) {
if (!(domainName.startsWith('[') && domainName.endsWith(']'))) {
return domainName;
}
return domainName.substring(1, domainName.length - 1);
}
static Domain of(String domain) {
assert(
domain.length <= maximumDomainLength,
'Domain name length should not exceed $maximumDomainLength characters'
);
static bool _allCharactersMatchRegex(String input, RegExp regex) {
for (int i = 0; i < input.length; i++) {
if (!regex.hasMatch(input[i])) {
return false;
}
}
return true;
}
String domainWithoutBrackets = _removeBrackets(domain);
assert(
_partCharMatcher
.allMatches(domainWithoutBrackets)
.every((match) => match.group(0) != null),
'Domain parts ASCII chars must be a-z A-Z 0-9 - or _'
);
static Domain of(String? domain) {
assert(domain != null, 'Domain can not be null');
assert(domain!.isNotEmpty, 'Domain can not be empty');
assert(domain!.length <= maximumDomainLength, 'Domain name length should not exceed $maximumDomainLength characters');
String domainWithoutBrackets = _removeBrackets(domain!);
assert(_allCharactersMatchRegex(domainWithoutBrackets, _partCharMatcher), 'Domain parts ASCII chars must be a-z A-Z 0-9 - or _');
int pos = 0;
int nextDot = domainWithoutBrackets.indexOf('.');
@@ -42,17 +48,15 @@ class Domain with EquatableMixin {
}
_assertValidPart(domainWithoutBrackets, pos, domainWithoutBrackets.length);
_assertValidLastPart(domainWithoutBrackets, pos);
return Domain._(domainWithoutBrackets);
}
static void _assertValidPart(String domainPart, int begin, int end) {
assert(begin != end, "Domain part should not be empty");
assert(!_dashMatcher.hasMatch(domainPart[begin]),
"Domain part should not start with '-' or '_'");
assert(!_dashMatcher.hasMatch(domainPart[end - 1]),
"Domain part should not end with '-' or '_'");
assert(
end - begin <= 63, "Domain part should not not exceed 63 characters");
assert(!_dashMatcher.hasMatch(domainPart[begin]), "Domain part should not start with '-' or '_'");
assert(!_dashMatcher.hasMatch(domainPart[end - 1]), "Domain part should not end with '-' or '_'");
assert(end - begin <= 63, "Domain part should not not exceed 63 characters");
}
static void _assertValidLastPart(String domainPart, int pos) {
@@ -63,9 +67,10 @@ class Domain with EquatableMixin {
static bool _validIPAddress(String value) {
try {
Uri.parseIPv6Address(value);
InternetAddress(value);
return true;
} catch (e) {
logError('Domain::validIPAddress: Exception = $e');
return false;
}
}
@@ -73,16 +78,11 @@ class Domain with EquatableMixin {
final String domainName;
final String normalizedDomainName;
Domain._(this.domainName)
: normalizedDomainName = _removeBrackets(domainName.toLowerCase());
Domain._(this.domainName) : normalizedDomainName = _removeBrackets(domainName.toLowerCase());
String name() {
return domainName;
}
String name() => domainName;
String asString() {
return normalizedDomainName;
}
String asString() => normalizedDomainName;
@override
bool operator ==(Object other) {
@@ -104,4 +104,4 @@ class Domain with EquatableMixin {
@override
List<Object?> get props => [domainName];
}
}