This page tests Unicode Bidirectional Algorithm
defined in UAX#9.
This test converts BidiTest.txt,
test cases from Unicode, Inc.,
to HTML and measures the layout result using
Some tests are not runnable for the following resons.
- Tests with unmatched pop (PDF, PDI) are ignored, because such unmaching does not occur in HTML.
- Tests with single displyable character are ignored, because such tests are meaningless to test reoder.
- Tests with different length of expected and actual are inconclusive.