Convert TaxonomyFieldTidTest to a kernel test

@jian he, thank you for the conversion.

1. +++ b/core/modules/taxonomy/tests/src/Kernel/Views/TaxonomyFieldTidTest.php
   @@ -0,0 +1,69 @@
   +  /**
   +   * Modules to enable.
   +   *
   +   * @var array
   +   */
   ...
   +  /**
   +   * Views used by this test.
   +   *
   +   * @var array
   +   */
   

   Docblocks should be replaced with {@inheritdoc}.

2. +++ b/core/modules/taxonomy/tests/src/Kernel/Views/TaxonomyFieldTidTest.php
   @@ -0,0 +1,69 @@
   +   * @var \Drupal\taxonomy\Entity\Term
   

   s/Term/TermInterface

3. +++ b/core/modules/taxonomy/tests/src/Kernel/Views/TaxonomyFieldTidTest.php
   @@ -0,0 +1,69 @@
   +  protected function setUp($import_test_views = TRUE) {
   

   Missed docblock. Should {@inheritdoc}

4. +++ b/core/modules/taxonomy/tests/src/Kernel/Views/TaxonomyFieldTidTest.php
   @@ -0,0 +1,69 @@
   +  public function testViewsHandlerTidField() {
   

   Missing documentation block.

5. +++ b/core/modules/taxonomy/tests/src/Kernel/Views/TaxonomyFieldTidTest.php
   @@ -0,0 +1,69 @@
   +    $expected = \Drupal::l($this->term1->label(), $this->term1->toUrl());
   

   Uses Drupal::l(), which is deprecated. Should be updated.

+++ b/core/modules/taxonomy/tests/src/Kernel/Views/TaxonomyFieldTidTest.php
@@ -0,0 +1,69 @@
+  public static $modules = ['taxonomy', 'taxonomy_test_views', 'text', 'filter'];

s/public/protected

+++ b/core/modules/taxonomy/tests/src/Kernel/Views/TaxonomyFieldTidTest.php
@@ -18,26 +19,25 @@ class TaxonomyFieldTidTest extends ViewsKernelTestBase {
-  public static $modules = ['taxonomy', 'taxonomy_test_views', 'text', 'filter'];
+  protected static $modules = ['taxonomy', 'taxonomy_test_views', 'text', 'filter'];

Yes, this was a bad idea. I didn't realize we're extending from ViewsKernelTestBase. Sorry.

+++ b/core/modules/taxonomy/tests/src/Kernel/Views/TaxonomyFieldTidTest.php
@@ -0,0 +1,72 @@
+    $this->assertEquals($expected, $actual);

Shouldn't this be $expected->toString()?

Thank you.

Committed and pushed 603f0d4cc7 to 8.8.x and 88ecbd912d to 8.7.x. Thanks!

As a test only change backported to 8.7.x - I discussed backporting test-only changes with @catch (as a release manager).