unicode-range can have comma-separated multiple ranges. For each of the following pairs, the upper and the lower lines should have the same length on screen. On success, you will see a series of "PASS" messages, followed by "TEST COMPLETE". iiiiiiiiii test_0_0 iiiiiiiiii ref_0_0 jjjjjjjjjj test_0_1 jjjjjjjjjj ref_0_1 kkkkkkkkkk test_0_2 kkkkkkkkkk ref_0_2 llllllllll test_0_3 llllllllll ref_0_3 iiiiiiiiii test_1_0 iiiiiiiiii ref_1_0 jjjjjjjjjj test_1_1 jjjjjjjjjj ref_1_1 kkkkkkkkkk test_1_2 kkkkkkkkkk ref_1_2 llllllllll test_1_3 llllllllll ref_1_3 iiiiiiiiii test_2_0 iiiiiiiiii ref_2_0 jjjjjjjjjj test_2_1 jjjjjjjjjj ref_2_1 kkkkkkkkkk test_2_2 kkkkkkkkkk ref_2_2 llllllllll test_2_3 llllllllll ref_2_3 iiiiiiiiii test_3_0 iiiiiiiiii ref_3_0 jjjjjjjjjj test_3_1 jjjjjjjjjj ref_3_1 kkkkkkkkkk test_3_2 kkkkkkkkkk ref_3_2 llllllllll test_3_3 llllllllll ref_3_3 iiiiiiiiii test_4_0 iiiiiiiiii ref_4_0 jjjjjjjjjj test_4_1 jjjjjjjjjj ref_4_1 kkkkkkkkkk test_4_2 kkkkkkkkkk ref_4_2 llllllllll test_4_3 llllllllll ref_4_3 iiiiiiiiii test_5_0 iiiiiiiiii ref_5_0 jjjjjjjjjj test_5_1 jjjjjjjjjj ref_5_1 kkkkkkkkkk test_5_2 kkkkkkkkkk ref_5_2 llllllllll test_5_3 llllllllll ref_5_3 iiiiiiiiii test_6_0 iiiiiiiiii ref_6_0 jjjjjjjjjj test_6_1 jjjjjjjjjj ref_6_1 kkkkkkkkkk test_6_2 kkkkkkkkkk ref_6_2 llllllllll test_6_3 llllllllll ref_6_3 PASS document.getElementById('test_0_0').offsetWidth is document.getElementById('ref_0_0').offsetWidth PASS document.getElementById('test_0_1').offsetWidth is document.getElementById('ref_0_1').offsetWidth PASS document.getElementById('test_0_2').offsetWidth is document.getElementById('ref_0_2').offsetWidth PASS document.getElementById('test_0_3').offsetWidth is document.getElementById('ref_0_3').offsetWidth PASS document.getElementById('test_1_0').offsetWidth is document.getElementById('ref_1_0').offsetWidth PASS document.getElementById('test_1_1').offsetWidth is document.getElementById('ref_1_1').offsetWidth PASS document.getElementById('test_1_2').offsetWidth is document.getElementById('ref_1_2').offsetWidth PASS document.getElementById('test_1_3').offsetWidth is document.getElementById('ref_1_3').offsetWidth PASS document.getElementById('test_2_0').offsetWidth is document.getElementById('ref_2_0').offsetWidth PASS document.getElementById('test_2_1').offsetWidth is document.getElementById('ref_2_1').offsetWidth PASS document.getElementById('test_2_2').offsetWidth is document.getElementById('ref_2_2').offsetWidth PASS document.getElementById('test_2_3').offsetWidth is document.getElementById('ref_2_3').offsetWidth PASS document.getElementById('test_3_0').offsetWidth is document.getElementById('ref_3_0').offsetWidth PASS document.getElementById('test_3_1').offsetWidth is document.getElementById('ref_3_1').offsetWidth PASS document.getElementById('test_3_2').offsetWidth is document.getElementById('ref_3_2').offsetWidth PASS document.getElementById('test_3_3').offsetWidth is document.getElementById('ref_3_3').offsetWidth PASS document.getElementById('test_4_0').offsetWidth is document.getElementById('ref_4_0').offsetWidth PASS document.getElementById('test_4_1').offsetWidth is document.getElementById('ref_4_1').offsetWidth PASS document.getElementById('test_4_2').offsetWidth is document.getElementById('ref_4_2').offsetWidth PASS document.getElementById('test_4_3').offsetWidth is document.getElementById('ref_4_3').offsetWidth PASS document.getElementById('test_5_0').offsetWidth is document.getElementById('ref_5_0').offsetWidth PASS document.getElementById('test_5_1').offsetWidth is document.getElementById('ref_5_1').offsetWidth PASS document.getElementById('test_5_2').offsetWidth is document.getElementById('ref_5_2').offsetWidth PASS document.getElementById('test_5_3').offsetWidth is document.getElementById('ref_5_3').offsetWidth PASS document.getElementById('test_6_0').offsetWidth is document.getElementById('ref_6_0').offsetWidth PASS document.getElementById('test_6_1').offsetWidth is document.getElementById('ref_6_1').offsetWidth PASS document.getElementById('test_6_2').offsetWidth is document.getElementById('ref_6_2').offsetWidth PASS document.getElementById('test_6_3').offsetWidth is document.getElementById('ref_6_3').offsetWidth PASS successfullyParsed is true TEST COMPLETE