add test coverage for /app/ endpoint

tests/acceptance/config/behat.yml

@@ -414,6 +414,13 @@ default:
         - TagContext:
         - TrashbinContext:
 
+    apiAppProvider:
+      paths:
+        - "%paths.base%/../features/apiAppProvider"
+      context: *common_ldap_suite_context
+      contexts:
+        - FeatureContext: *common_feature_context_params
+
   extensions:
     rdx\behatvars\BehatVariablesExtension: ~
 

tests/acceptance/features/apiAppProvider/appProvider.feature

@@ -0,0 +1,43 @@
+Feature: App Provider
+
+
+  Scenario: open file with Collabora
+    Given user "Alice" has been created with default attributes and without skeleton files
+    And user "Alice" has uploaded file "filesForUpload/simple.odt" to "simple.odt"
+    When user "Alice" opens file "simple.odt" with Collabora service
+    Then the HTTP status code should be "200"
+    And the JSON data of the response should match
+      """
+      {
+        "type": "object",
+        "required": [
+          "app_url",
+          "method",
+          "form_parameters"
+        ],
+        "properties": {
+          "app_url": {
+            "type": "string",
+            "pattern": "^https:\\/\\/host\\.docker\\.internal:9980\\/browser\\/8ec5fda\\/cool\\.html\\?WOPISrc=https%3A%2F%2Fhost\\.docker\\.internal%3A9300%2Fwopi%2Ffiles%2F[a-fA-F0-9]{64}$"
+          },
+          "method": {
+            "const": "POST"
+          },
+          "form_parameters": {
+            "type": "object",
+            "required": [
+              "access_token",
+              "access_token_ttl"
+            ],
+            "properties": {
+              "access_token": {
+                "type": "string"
+              },
+              "access_token_ttl": {
+                "type": "string"
+              }
+            }
+          }
+        }
+      }
+      """

tests/acceptance/features/bootstrap/SpacesContext.php

@@ -4131,4 +4131,26 @@ class SpacesContext implements Context {
 			)
 		);
 	}
+
+    /**
+     * @When user :user opens file :filename with Collabora service
+     *
+     * @param string $user
+     * @param string $filename
+     *
+     * @return void
+     */
+    public function userOpensFileWithCollaboraService(string $user, string $filename): void
+    {
+        $fileId = $this->getFileId($user, "Personal", $filename);
+        $url = $this->featureContext->getBaseUrl() . "/app/open?file_id=$fileId&app_name=Collabora";
+        $this->featureContext->setResponse(
+            HttpRequestHelper::post(
+                $url,
+                $this->featureContext->getStepLineRef(),
+                $user,
+                $this->featureContext->getPasswordForUser($user)
+            )
+        );
+    }
 }