These tests check whether user agents apply the basic Unicode Bidirectional Algorithm (UBA) to text. In particular they test isolation when using RLI, LRI, or FSI, ... PDI, and bracket balancing.
To see the test, click on the link in the left-most column. To see detailed results for a single test, click on a row and look just above the table. The detailed results show the date(s) the test result was recorded, and the version of the browser tested.
Any dependencies are shown in notes above the table, and notes below the table will usually provide any additional useful information, including an explanation of why a result was marked as 'partially successful'.