--- /dev/null
+<?php
+
+namespace Drupal\Tests\search\Functional;
+
+use Drupal\Component\Utility\Html;
+use Drupal\Component\Utility\Unicode;
+use Drupal\Tests\BrowserTestBase;
+
+/**
+ * Tests the search help text and search page text.
+ *
+ * @group search
+ */
+class SearchPageTextTest extends BrowserTestBase {
+
+ /**
+ * {@inheritdoc}
+ */
+ protected static $modules = ['block', 'node', 'search'];
+
+ /**
+ * A user with permission to use advanced search.
+ *
+ * @var \Drupal\user\UserInterface
+ */
+ protected $searchingUser;
+
+ /**
+ * {@inheritdoc}
+ */
+ protected function setUp() {
+ parent::setUp();
+
+ $this->drupalCreateContentType(['type' => 'page', 'name' => 'Basic page']);
+
+ // Create user.
+ $this->searchingUser = $this->drupalCreateUser(['search content', 'access user profiles', 'use advanced search']);
+ $this->drupalPlaceBlock('local_tasks_block');
+ $this->drupalPlaceBlock('page_title_block');
+ }
+
+ /**
+ * Tests for XSS in search module local task.
+ *
+ * This is a regression test for https://www.drupal.org/node/2338081
+ */
+ public function testSearchLabelXSS() {
+ $this->drupalLogin($this->drupalCreateUser(['administer search']));
+
+ $keys['label'] = '<script>alert("Dont Panic");</script>';
+ $this->drupalPostForm('admin/config/search/pages/manage/node_search', $keys, t('Save search page'));
+
+ $this->drupalLogin($this->searchingUser);
+ $this->drupalGet('search/node');
+ $this->assertEscaped($keys['label']);
+ }
+
+ /**
+ * Tests the failed search text, and various other text on the search page.
+ */
+ public function testSearchText() {
+ $this->drupalLogin($this->searchingUser);
+ $this->drupalGet('search/node');
+ $this->assertText(t('Enter your keywords'));
+ $this->assertText(t('Search'));
+ $this->assertTitle(t('Search') . ' | Drupal', 'Search page title is correct');
+
+ $edit = [];
+ $search_terms = 'bike shed ' . $this->randomMachineName();
+ $edit['keys'] = $search_terms;
+ $this->drupalPostForm('search/node', $edit, t('Search'));
+ $this->assertText('search yielded no results');
+ $this->assertText(t('Search'));
+ $title_source = 'Search for @keywords | Drupal';
+ $this->assertTitle(t($title_source, ['@keywords' => Unicode::truncate($search_terms, 60, TRUE, TRUE)]), 'Search page title is correct');
+ $this->assertNoText('Node', 'Erroneous tab and breadcrumb text is not present');
+ $this->assertNoText(t('Node'), 'Erroneous translated tab and breadcrumb text is not present');
+ $this->assertText(t('Content'), 'Tab and breadcrumb text is present');
+
+ $this->clickLink('Search help');
+ $this->assertText('Search help', 'Correct title is on search help page');
+ $this->assertText('Use upper-case OR to get more results', 'Correct text is on content search help page');
+
+ // Search for a longer text, and see that it is in the title, truncated.
+ $edit = [];
+ $search_terms = 'Every word is like an unnecessary stain on silence and nothingness.';
+ $edit['keys'] = $search_terms;
+ $this->drupalPostForm('search/node', $edit, t('Search'));
+ $this->assertTitle(t($title_source, ['@keywords' => 'Every word is like an unnecessary stain on silence and…']), 'Search page title is correct');
+
+ // Search for a string with a lot of special characters.
+ $search_terms = 'Hear nothing > "see nothing" `feel' . " '1982.";
+ $edit['keys'] = $search_terms;
+ $this->drupalPostForm('search/node', $edit, t('Search'));
+ $actual_title = $this->xpath('//title')[0]->getText();
+ $this->assertEqual($actual_title, Html::decodeEntities(t($title_source, ['@keywords' => Unicode::truncate($search_terms, 60, TRUE, TRUE)])), 'Search page title is correct');
+
+ $edit['keys'] = $this->searchingUser->getUsername();
+ $this->drupalPostForm('search/user', $edit, t('Search'));
+ $this->assertText(t('Search'));
+ $this->assertTitle(t($title_source, ['@keywords' => Unicode::truncate($this->searchingUser->getUsername(), 60, TRUE, TRUE)]));
+
+ $this->clickLink('Search help');
+ $this->assertText('Search help', 'Correct title is on search help page');
+ $this->assertText('user names and partial user names', 'Correct text is on user search help page');
+
+ // Test that search keywords containing slashes are correctly loaded
+ // from the GET params and displayed in the search form.
+ $arg = $this->randomMachineName() . '/' . $this->randomMachineName();
+ $this->drupalGet('search/node', ['query' => ['keys' => $arg]]);
+ $input = $this->xpath("//input[@id='edit-keys' and @value='{$arg}']");
+ $this->assertFalse(empty($input), 'Search keys with a / are correctly set as the default value in the search box.');
+
+ // Test a search input exceeding the limit of AND/OR combinations to test
+ // the Denial-of-Service protection.
+ $limit = $this->config('search.settings')->get('and_or_limit');
+ $keys = [];
+ for ($i = 0; $i < $limit + 1; $i++) {
+ // Use a key of 4 characters to ensure we never generate 'AND' or 'OR'.
+ $keys[] = $this->randomMachineName(4);
+ if ($i % 2 == 0) {
+ $keys[] = 'OR';
+ }
+ }
+ $edit['keys'] = implode(' ', $keys);
+ $this->drupalPostForm('search/node', $edit, t('Search'));
+ $this->assertRaw(t('Your search used too many AND/OR expressions. Only the first @count terms were included in this search.', ['@count' => $limit]));
+
+ // Test that a search on Node or User with no keywords entered generates
+ // the "Please enter some keywords" message.
+ $this->drupalPostForm('search/node', [], t('Search'));
+ $this->assertText(t('Please enter some keywords'), 'With no keywords entered, message is displayed on node page');
+ $this->drupalPostForm('search/user', [], t('Search'));
+ $this->assertText(t('Please enter some keywords'), 'With no keywords entered, message is displayed on user page');
+
+ // Make sure the "Please enter some keywords" message is NOT displayed if
+ // you use "or" words or phrases in Advanced Search.
+ $this->drupalPostForm('search/node', ['or' => $this->randomMachineName() . ' ' . $this->randomMachineName()], 'edit-submit--2');
+ $this->assertNoText(t('Please enter some keywords'), 'With advanced OR keywords entered, no keywords message is not displayed on node page');
+ $this->drupalPostForm('search/node', ['phrase' => '"' . $this->randomMachineName() . '" "' . $this->randomMachineName() . '"'], 'edit-submit--2');
+ $this->assertNoText(t('Please enter some keywords'), 'With advanced phrase entered, no keywords message is not displayed on node page');
+
+ // Verify that if you search for a too-short keyword, you get the right
+ // message, and that if after that you search for a longer keyword, you
+ // do not still see the message.
+ $this->drupalPostForm('search/node', ['keys' => $this->randomMachineName(1)], t('Search'));
+ $this->assertText('You must include at least one keyword', 'Keyword message is displayed when searching for short word');
+ $this->assertNoText(t('Please enter some keywords'), 'With short word entered, no keywords message is not displayed');
+ $this->drupalPostForm(NULL, ['keys' => $this->randomMachineName()], t('Search'));
+ $this->assertNoText('You must include at least one keyword', 'Keyword message is not displayed when searching for long word after short word search');
+
+ // Test that if you search for a URL with .. in it, you still end up at
+ // the search page. See issue https://www.drupal.org/node/890058.
+ $this->drupalPostForm('search/node', ['keys' => '../../admin'], t('Search'));
+ $this->assertResponse(200, 'Searching for ../../admin with non-admin user does not lead to a 403 error');
+ $this->assertText('no results', 'Searching for ../../admin with non-admin user gives you a no search results page');
+
+ // Test that if you search for a URL starting with "./", you still end up
+ // at the search page. See issue https://www.drupal.org/node/1421560.
+ $this->drupalPostForm('search/node', ['keys' => '.something'], t('Search'));
+ $this->assertResponse(200, 'Searching for .something does not lead to a 403 error');
+ $this->assertText('no results', 'Searching for .something gives you a no search results page');
+ }
+
+}