function BootstrapPageCacheTestCase::testPageCache

Test cache headers.

File

modules/simpletest/tests/bootstrap.test, line 179

Class

BootstrapPageCacheTestCase

Code

function testPageCache() {
    variable_set('cache', 1);
    // Fill the cache.
    $this->drupalGet('system-test/set-header', array(
        'query' => array(
            'name' => 'Foo',
            'value' => 'bar',
        ),
    ));
    $this->assertEqual($this->drupalGetHeader('X-Drupal-Cache'), 'MISS', 'Page was not cached.');
    $this->assertEqual($this->drupalGetHeader('Vary'), 'Cookie,Accept-Encoding', 'Vary header was sent.');
    $this->assertEqual($this->drupalGetHeader('Cache-Control'), 'public, max-age=0', 'Cache-Control header was sent.');
    $this->assertEqual($this->drupalGetHeader('Expires'), 'Sun, 19 Nov 1978 05:00:00 GMT', 'Expires header was sent.');
    $this->assertEqual($this->drupalGetHeader('Foo'), 'bar', 'Custom header was sent.');
    // Check cache.
    $this->drupalGet('system-test/set-header', array(
        'query' => array(
            'name' => 'Foo',
            'value' => 'bar',
        ),
    ));
    $this->assertEqual($this->drupalGetHeader('X-Drupal-Cache'), 'HIT', 'Page was cached.');
    $this->assertEqual($this->drupalGetHeader('Vary'), 'Cookie,Accept-Encoding', 'Vary: Cookie header was sent.');
    $this->assertEqual($this->drupalGetHeader('Cache-Control'), 'public, max-age=0', 'Cache-Control header was sent.');
    $this->assertEqual($this->drupalGetHeader('Expires'), 'Sun, 19 Nov 1978 05:00:00 GMT', 'Expires header was sent.');
    $this->assertEqual($this->drupalGetHeader('Foo'), 'bar', 'Custom header was sent.');
    $this->assertEqual($this->drupalGetHeader('X-Content-Type-Options'), 'nosniff', 'X-Content-Type-Options header was sent.');
    // Check replacing default headers.
    $this->drupalGet('system-test/set-header', array(
        'query' => array(
            'name' => 'Expires',
            'value' => 'Fri, 19 Nov 2008 05:00:00 GMT',
        ),
    ));
    $this->assertEqual($this->drupalGetHeader('Expires'), 'Fri, 19 Nov 2008 05:00:00 GMT', 'Default header was replaced.');
    $this->drupalGet('system-test/set-header', array(
        'query' => array(
            'name' => 'Vary',
            'value' => 'User-Agent',
        ),
    ));
    $this->assertEqual($this->drupalGetHeader('Vary'), 'User-Agent,Accept-Encoding', 'Default header was replaced.');
    // Check that authenticated users bypass the cache.
    $user = $this->drupalCreateUser();
    $this->drupalLogin($user);
    $this->drupalGet('system-test/set-header', array(
        'query' => array(
            'name' => 'Foo',
            'value' => 'bar',
        ),
    ));
    $this->assertFalse($this->drupalGetHeader('X-Drupal-Cache'), 'Caching was bypassed.');
    $this->assertTrue(strpos($this->drupalGetHeader('Vary'), 'Cookie') === FALSE, 'Vary: Cookie header was not sent.');
    $this->assertEqual($this->drupalGetHeader('Cache-Control'), 'no-cache, must-revalidate', 'Cache-Control header was sent.');
    $this->assertEqual($this->drupalGetHeader('Expires'), 'Sun, 19 Nov 1978 05:00:00 GMT', 'Expires header was sent.');
    $this->assertEqual($this->drupalGetHeader('Foo'), 'bar', 'Custom header was sent.');
}