diff --git a/ctools.info b/ctools.info
index ea49c76..cacd137 100644
--- a/ctools.info
+++ b/ctools.info
@@ -18,9 +18,3 @@ files[] = tests/math_expression_stack.test
 files[] = tests/object_cache.test
 files[] = tests/object_cache_unit.test
 files[] = tests/page_tokens.test
-files[] = tests/uuid_with_uuid.test
-files[] = tests/uuid_without_uuid.test
-
-; Dependencies that are only used for the tests.
-; @see tests/uuid_with_uuid.test
-test_dependencies[] = uuid
diff --git a/includes/plugins.inc b/includes/plugins.inc
index a4abb53..7b53ae1 100644
--- a/includes/plugins.inc
+++ b/includes/plugins.inc
@@ -548,7 +548,6 @@ function ctools_plugin_get_directories($info) {
  *   the active theme placed last.
  */
 function _ctools_list_themes() {
-  // @TODO: Use drupal_static() here?
   static $themes;
   if (is_null($themes)) {
     $current = variable_get('theme_default', FALSE);
diff --git a/plugins/cache/export_ui.inc b/plugins/cache/export_ui.inc
index eccf18c..f21af10 100644
--- a/plugins/cache/export_ui.inc
+++ b/plugins/cache/export_ui.inc
@@ -14,10 +14,6 @@ $plugin = array(
   // Some operations use a 'finalize' but that really just means set
   // for us, since we're not using temporary storage for subsystems.
   'cache finalize' => 'ctools_cache_export_ui_cache_set',
-  // @todo The API specifications say that a 'cache clear' callback is required,
-  // but there is none provided?
-  // @see cache.inc
-  // 'cache clear' => ???
 );
 
 function ctools_cache_export_ui_cache_get($plugin_name, $key) {
diff --git a/tests/css.test b/tests/css.test
index 96ff4ff..6c03730 100644
--- a/tests/css.test
+++ b/tests/css.test
@@ -50,10 +50,6 @@ class CtoolsCssTestCase extends DrupalWebTestCase {
     $this->assertEqual($filtered_css, $file_contents, 'Filtered css file contents are correct');
   }
 
-  /**
-   * @todo Test  db-row-exist but file-not-exist case in ctools_css_retrieve().
-   */
-
   /**
    * Test that Stored CSS snippets can be correctly overwritten.
    */
diff --git a/tests/uuid_with_uuid.test b/tests/uuid_with_uuid.test
deleted file mode 100644
index eb8011e..0000000
--- a/tests/uuid_with_uuid.test
+++ /dev/null
@@ -1,55 +0,0 @@
-<?php
-
-/**
- * Test the UUID handling when the UUID module is present.
- */
-class CtoolsUUIDWithUUID extends DrupalWebTestCase {
-
-  /**
-   * {@inheritdoc}
-   */
-  public static function getInfo() {
-    return array(
-      'name' => 'UUID handing, with UUID module',
-      'description' => 'Check that the CTools UUID functions behave correctly when the UUID module is installed.',
-      'group' => 'ctools',
-      'dependencies' => array('ctools'),
-      // 'dependencies' => array('ctools', 'uuid'),.
-    );
-  }
-
-  /**
-   * {@inheritdoc}
-   */
-  public function setUp(array $modules = array()) {
-    $modules[] = 'ctools';
-    // @todo Add UUID as a test dependency and then add comment out this line.
-    // $modules[] = 'uuid';
-    parent::setUp($modules);
-  }
-
-  /**
-   * Check we can get a UUID.
-   *
-   * NB: This test will use one (and only one) of the mechanisms available
-   * from pear,
-   *
-   * @todo Fix this so testbot doesn't fail.
-   */
-  public function DISABLED_testMakeNewUUID() {
-    // drupal_get_filename will report even if the module is disabled.
-    if (drupal_get_filename('module', 'uuid') && !module_exists('uuid')) {
-      module_enable(array('uuid'));
-    }
-    // If we now have uuid module, use it.
-    if (module_exists('uuid')) {
-      $uuid = ctools_uuid_generate();
-      $this->assertTrue(ctools_uuid_is_valid($uuid), 'UUID generated (uuid): ' . $uuid);
-    }
-    else {
-      // Otherwise say we can't...
-      $this->verbose('uuid module not present');
-    }
-  }
-
-}
diff --git a/tests/uuid_without_uuid.test b/tests/uuid_without_uuid.test
deleted file mode 100644
index 185b6fb..0000000
--- a/tests/uuid_without_uuid.test
+++ /dev/null
@@ -1,101 +0,0 @@
-<?php
-
-/**
- * Test the UUID handling without the UUID module being present.
- */
-class CtoolsUUIDWithoutUUID extends DrupalWebTestCase {
-
-  /**
-   * {@inheritdoc}
-   */
-  public static function getInfo() {
-    return array(
-      'name' => 'UUID handing, without UUID module',
-      'description' => 'Check that the CTools UUID functions behave correctly when the UUID module is not installed.',
-      'group' => 'ctools',
-      'dependencies' => array('ctools'),
-    );
-  }
-
-  /**
-   * {@inheritdoc}
-   */
-  public function setUp(array $modules = array()) {
-    $modules[] = 'ctools';
-    parent::setUp($modules);
-  }
-
-  /**
-   * Check the UUID_PATTERN constant exists.
-   *
-   * @todo Fix this so testbot doesn't fail.
-   */
-  public function DISABLED_testHaveUUIDpattern() {
-    ctools_include('uuid');
-    $this->assertTrue(defined('UUID_PATTERN'), 'The UUID_PATTERN constant exists.');
-    $this->assertTrue(is_string(UUID_PATTERN) && strlen(UUID_PATTERN) > 12, 'The UUID_PATTERN has an appropriate value.');
-  }
-
-  /**
-   * Check we can get a UUID when .
-   *
-   * NB: This test will use one (and only one) of the mechanisms available
-   * from pear,
-   *
-   * @todo Fix this so testbot doesn't fail.
-   */
-  public function DISABLED_testMakeNewUUIDRaw() {
-    // drupal_get_filename will report even if the module is disabled.
-    if (drupal_get_filename('module', 'uuid') && module_exists('uuid')) {
-      module_disable(array('uuid'));
-    }
-
-    ctools_include('uuid');
-    $uuid = _ctools_uuid_generate_php();
-    $this->assertTrue(ctools_uuid_is_valid($uuid), 'UUID generated (ctoolsphp): ' . $uuid);
-  }
-
-  /**
-   * Check we can get a UUID when .
-   *
-   * NB: This test will use one (and only one) of the mechanisms available
-   * from pear,
-   *
-   * @todo Fix this so testbot doesn't fail.
-   */
-  public function DISABLED_testMakeNewUUIDWrapper() {
-    // drupal_get_filename will report even if the module is disabled.
-    if (drupal_get_filename('module', 'uuid') && module_exists('uuid')) {
-      module_disable(array('uuid'));
-    }
-
-    $uuid = ctools_uuid_generate();
-    $this->assertTrue(ctools_uuid_is_valid($uuid), 'UUID generated (ctools): ' . $uuid);
-  }
-
-  /**
-   * Check we can verify that a string looks like a UUID.
-   *
-   * @todo Fix this so testbot doesn't fail.
-   */
-  public function DISABLED_testVerifyUUID() {
-    $checks = array(
-      NULL => FALSE,
-      '' => FALSE,
-      '0' => FALSE,
-      'b5827a5cadd311e69a1f936389a27663' => FALSE,  // version 1, no dashes
-      '15ff2566-add3-11e6-b98f' => FALSE,           // incomplete
-
-      '15ff2566-add3-11e6-b98f-080027dc4f7a' => TRUE, // version 1
-      'b5827a5c-add3-11e6-9a1f-936389a27663' => TRUE, // version 1
-      '02d9e6d5-9467-382e-8f9b-9300a64ac3cd' => TRUE, // version 3 url-based
-      '5e330afb-50c6-45c2-a292-99c3168696d2' => TRUE, // version 4 uuid
-      '8f4ca4fd-154e-5063-b6db-aa91af137037' => TRUE, // version 5
-    );
-
-    foreach ($checks as $uuid => $exp) {
-      $this->assertEqual(ctools_uuid_is_valid($uuid), $exp, 'Is Valid: UUIDs match expectations: ' . $uuid);
-    }
-  }
-
-}
