Test to make sure we can toggle text decorations correctly.
On success, you will see a series of "PASS" messages, followed by "TEST COMPLETE".
PASS one underline command converted test to test
PASS one underline command converted test to test
PASS one underline command converted test to test
PASS one strikethrough command converted test to test
PASS one strikethrough command converted test to test
PASS one strikethrough command converted test to test
PASS successfullyParsed is true
TEST COMPLETE