[tests-only][full-ci]added test with step definition for mounting share when auto accept env set to false (#8623)

* added test with step definition for accepting pending share

* addressing review

tests/TestHelpers/GraphHelper.php

@@ -1922,4 +1922,39 @@ class GraphHelper {
 			self::getRequestHeaders()
 		);
 	}
+
+	/**
+	 * @param string $baseUrl
+	 * @param string $xRequestId
+	 * @param string $user
+	 * @param string $password
+	 * @param string $itemId
+	 * @param string $shareSpaceId
+	 *
+	 * @return ResponseInterface
+	 * @throws GuzzleException
+	 */
+	public static function mountShare(
+		string $baseUrl,
+		string $xRequestId,
+		string $user,
+		string $password,
+		string $itemId,
+		string $shareSpaceId
+	): ResponseInterface {
+		$body = [
+			"remoteItem" => [
+				"id" => $itemId
+			]
+		];
+		$url = self::getBetaFullUrl($baseUrl, "drives/$shareSpaceId/root/children");
+		return HttpRequestHelper::post(
+			$url,
+			$xRequestId,
+			$user,
+			$password,
+			self::getRequestHeaders(),
+			\json_encode($body)
+		);
+	}
 }