Submitted upstream: https://github.com/ibus/ibus-anthy/pull/35

diff --git a/tests/test-build.sh b/tests/test-build.sh
index e83b78f..bbfa7e1 100755
--- a/tests/test-build.sh
+++ b/tests/test-build.sh
@@ -63,26 +63,33 @@ parse_args()
     done;
 }
 
+maybe_install_pycotap() {
+    # Red Hat specific hint.
+    if test -f /etc/redhat-release ; then
+        if ! rpm -q --quiet python3-pycotap; then
+            echo "Please install python3-pycotap"
+            exit -1
+        fi
+    fi;
+
+    # Check if pycotap is already available.
+    if ! python3 -m pycotap >/dev/null; then
+        echo "pycotap not found; installing via pip"
+        if ! pip install pycotap --user; then
+            echo "failed to install pycotap"
+            exit -1
+        fi
+    fi
+}
+
 init_environment()
 {
     if test x$FORCE_TEST != x ; then
         RUN_ARGS="$RUN_ARGS --force";
     fi;
-    HAS_TAP=0;
-    if test -f /etc/redhat-release ; then
-        rpm -q --quiet python3-pycotap
-        if test $? -ne 0 ; then
-            echo "Not found python3-pycotap";
-            exit -1;
-	fi;
-        HAS_TAP=1;
-    fi;
-    TAP_DIR=`python -m site --user-site`/pycotap;
-    if test $HAS_TAP -ne 1 && \
-       test x"$TAP_DIR" != x && test ! -d "$TAP_DIR" ; then
-            echo "pip install pycotap --user";
-            pip install pycotap --user;
-    fi;
+
+    maybe_install_pycotap
+
     if test ! -f $BUILDDIR/../data/$ANTHY_SCHEMA_FILE ; then
         echo "Not found $BUILDDIR/../data/$ANTHY_SCHEMA_FILE";
         exit -1;
ass='right' method='get' action='/guix/log/tests/guix-refresh.sh'>
<input type='hidden' name='id' value='227ada19779590d58057d371e71a623ef28ef073'/><select name='qt'>
<option value='grep'>log msg</option>
<option value='author'>author</option>
<option value='committer'>committer</option>
<option value='range'>range</option>
</select>
<input class='txt' type='search' size='10' name='q' value=''/>
<input type='submit' value='search'/>
</form>
</td></tr></table>
<div class='path'>path: <a href='/guix/log/?id=227ada19779590d58057d371e71a623ef28ef073'>root</a>/<a href='/guix/log/tests?id=227ada19779590d58057d371e71a623ef28ef073'>tests</a>/<a href='/guix/log/tests/guix-refresh.sh?id=227ada19779590d58057d371e71a623ef28ef073'>guix-refresh.sh</a></div><div class='content'><table class='list nowrap'><tr class='nohover'><th class='left'>Age</th><th class='left'>Commit message (<a href='/guix/log/tests/guix-refresh.sh?id=227ada19779590d58057d371e71a623ef28ef073&amp;showmsg=1'>Expand</a>)</th><th class='left'>Author</th></tr>
<tr><td><span title='2023-08-15 09:38:29 -0400'>2023-08-15</span></td><td><a href='/guix/commit/tests/guix-refresh.sh?id=2884abb3df4f95cef75219435ce9c1c968068568'>refresh: Add --target-version option.</a><span class='msg-avail'>...</span></td><td>Maxim Cournoyer</td></tr>
<tr><td><span title='2023-05-31 23:25:26 +0200'>2023-05-31</span></td><td><a href='/guix/commit/tests/guix-refresh.sh?id=57ceb64e3464c347f42bd883e394163904f928ec'>upstream: Honor package properties for ignored and extra inputs.</a><span class='msg-avail'>...</span></td><td>Ludovic Courtès</td></tr>
<tr><td><span title='2023-05-31 23:25:25 +0200'>2023-05-31</span></td><td><a href='/guix/commit/tests/guix-refresh.sh?id=ec0a2fc87bd651ebc8f253f6369ba4485912d9b2'>upstream: 'update-package-source' edits input fields.</a><span class='msg-avail'>...</span></td><td>Ludovic Courtès</td></tr>
<tr><td><span title='2023-04-21 17:09:46 +0200'>2023-04-21</span></td><td><a href='/guix/commit/tests/guix-refresh.sh?id=61a6b05850f99dcff65c83585c97604466d4ecf3'>tests: Relax two tests that expected a non-zero error code.</a><span class='msg-avail'>...</span></td><td>Ludovic Courtès</td></tr>
<tr><td><span title='2023-04-21 16:16:38 +0200'>2023-04-21</span></td><td><a href='/guix/commit/tests/guix-refresh.sh?id=37dd69b44511dc73eb04bdebe8d82c9a0386338e'>tests: Fix checks for expected failures.</a><span class='msg-avail'>...</span></td><td>Eric Bavier</td></tr>
<tr><td><span title='2023-01-25 22:53:20 +0100'>2023-01-25</span></td><td><a href='/guix/commit/tests/guix-refresh.sh?id=ebcb5c8e120b39a3dd07c27bc17d520ee653ec23'>tests: Do not try to create "$HOME/.config".</a><span class='msg-avail'>...</span></td><td>Ludovic Courtès</td></tr>
<tr><td><span title='2023-01-08 16:11:45 +0100'>2023-01-08</span></td><td><a href='/guix/commit/tests/guix-refresh.sh?id=04f247be81dcb5296ecab776f735bb615a1039d3'>refresh: Add CLI tests.</a><span class='msg-avail'>...</span></td><td>Ludovic Courtès</td></tr>