Add tests for UsedOnTable (#957)

* Add tests for UsedOnTable

* Do not display records with `hide_in_campaigns` config set to `true` in the `Used On` table of files

* Make tests pass

tests/php/UsedOnTableTest.php

@@ -0,0 +1,58 @@
+<?php
+
+namespace SilverStripe\Admin\Tests;
+
+use SilverStripe\Admin\Forms\UsedOnTable;
+use SilverStripe\Assets\File;
+use SilverStripe\Control\HTTPRequest;
+use SilverStripe\Dev\SapphireTest;
+
+class UsedOnTableTest extends SapphireTest
+{
+    protected static $fixture_file = 'UsedOnTableTest.yml';
+
+    public function testNotExcluded()
+    {
+        UsedOnTable::config()->set('extensions', []);
+
+        $usedOnTable = UsedOnTable::create("Used On");
+
+        $file1 = $this->objFromFixture(File::class, 'file1');
+        $usedOnTable->setRecord($file1);
+
+        $request = new HTTPRequest('GET', '/');
+        $response = $usedOnTable->usage($request);
+        $responseBody = json_decode($response->getBody(), true);
+
+        $expected = [
+            'usage' => [
+                [
+                    'id' => 'SilverStripe\Assets\Shortcodes\FileLink/1',
+                    'title' => '#1',
+                    'type' => 'File Link',
+                    'state' => null,
+                    'link' => null,
+                ]
+            ]
+        ];
+        $this->assertEquals($expected, $responseBody);
+    }
+
+    public function testExtensionExclusion()
+    {
+        UsedOnTable::config()->set('extensions', [
+            UsedOnTableTest\UsedOnTableExtension::class
+        ]);
+
+        $usedOnTable = UsedOnTable::create("Used On");
+
+        $file1 = $this->objFromFixture(File::class, 'file1');
+        $usedOnTable->setRecord($file1);
+
+        $request = new HTTPRequest('GET', '/');
+        $response = $usedOnTable->usage($request);
+        $responseBody = json_decode($response->getBody(), true);
+
+        $this->assertEmpty($responseBody['usage']);
+    }
+}

tests/php/UsedOnTableTest.yml

@@ -0,0 +1,9 @@
+SilverStripe\Assets\Shortcodes\FileLink:
+  linkToPage:
+SilverStripe\Assets\File:
+  file1:
+    Title: File1
+    FileFilename: files/testfile.txt
+    FileHash: 6adf67caca20b8e7c45283d398321f4319d3b07e
+    Name: testfile.txt
+    BackLinks: =>SilverStripe\Assets\Shortcodes\FileLink.linkToPage

tests/php/UsedOnTableTest/UsedOnTableExtension.php

@@ -0,0 +1,21 @@
+<?php
+
+namespace SilverStripe\Admin\Tests\UsedOnTableTest;
+
+use SilverStripe\Assets\Shortcodes\FileLink;
+use SilverStripe\Core\Extension;
+use SilverStripe\Dev\TestOnly;
+use SilverStripe\ORM\ArrayList;
+use SilverStripe\ORM\DataObject;
+
+class UsedOnTableExtension extends Extension implements TestOnly
+{
+    public function updateUsage(ArrayList &$usage, DataObject &$record)
+    {
+        $usage = $usage->exclude([
+            'ClassName' => [
+                FileLink::class,
+            ]
+        ]);
+    }
+}