clean up references to unit-test.arc

.travis.yml

@@ -73,13 +73,7 @@ before_install:
   - export PATH="${RACKET_DIR}/bin:${PATH}"
 
 install:
-  # We obtain the unit test dependencies.
-  # (Currently, there are no dependencies; unit-test.arc is now part
-  # of this repo.)
-#  - hg clone https://hg.sr.ht/~zck/unit-test.arc
-#  - cd unit-test.arc
-#  - hg update v1.0
-#  - cd ..
+  # Nothing
 
 script:
   # We test that the Racket package installs and sets up properly, and

lib/ppr.arc

@@ -128,7 +128,7 @@
       (sp (+ col 2))
       (indent-pairs (nthcdr n xs) (+ col 2))))
 
-; Support for the 'suite macro in https://hg.sr.ht/~zck/unit-test.arc
+; Support for the 'suite macro in lib/unit-test.arc
 (def indent-suite (xs (o col 0))
   (print-spaced (firstn 1 xs))
   (let suite-name-len (len xs.0)

lib/unit-test.arc/README.markdown

@@ -2,6 +2,8 @@
 
 A unit test library for the [Arc](http://www.arclanguage.org/) programming language. It lets test suites be written and run simply.
 
+_(This directory is a copy of [https://hg.sr.ht/~zck/unit-test.arc](https://hg.sr.ht/~zck/unit-test.arc).)_
+
 ## Quickstart
 
 Let's get started and make some unit tests!

old-tests.arc

@@ -1,4 +1,4 @@
-;; unit tests in various styles prior to https://hg.sr.ht/~zck/unit-test.arc
+;; unit tests in various styles prior to lib/unit-test.arc
 
 ; tests from conanite's rainbow
 (require '(