minor symfony#10955 Fixed test cases failing when the Intl extension is not installed (webmozart)

This PR was merged into the 2.3 branch.

Discussion
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Fixed test cases failing when the Intl extension is not installed

| Q             | A
| ------------- | ---
| Bug fix?      | no
| New feature?  | no
| BC breaks?    | no
| Deprecations? | no
| Tests pass?   | yes
| Fixed tickets | -
| License       | MIT
| Doc PR        | -

I tested the 2.3 branch against PHP 5.5.12 with the following ICU versions:

* none
* 4.0
* 4.2
* 4.4
* 4.6
* 4.8
* 49
* 50
* 51
* 52
* 53

This PR contains the related fixes.

Commits
-------

fad38e8 Fixed test cases failing when the Intl extension is not installed

Author: fabpot

src/Symfony/Component/Translation/Tests/IdentityTranslatorTest.php

@@ -11,6 +11,7 @@
 
 namespace Symfony\Component\Translation\Tests;
 
+use Symfony\Component\Intl\Util\IntlTestHelper;
 use Symfony\Component\Translation\IdentityTranslator;
 use Symfony\Component\Translation\MessageSelector;
 
@@ -59,6 +60,9 @@ public function testGetSetLocale()
 
     public function testGetLocaleReturnsDefaultLocaleIfNotSet()
     {
+        // in order to test with "pt_BR"
+        IntlTestHelper::requireFullIntl($this);
+
         $translator = new IdentityTranslator(new MessageSelector());
 
         \Locale::setDefault('en');

src/Symfony/Component/Validator/Tests/Constraints/CountryValidatorTest.php

@@ -107,7 +107,11 @@ public function getInvalidCountries()
 
     public function testValidateUsingCountrySpecificLocale()
     {
+        // in order to test with "en_GB"
+        IntlTestHelper::requireFullIntl($this);
+
         \Locale::setDefault('en_GB');
+
         $existingCountry = 'GB';
         $this->context->expects($this->never())
             ->method('addViolation');