Add test for supported_wheels, with fix

supported_wheels.py

@@ -7,9 +7,10 @@ import sys
 from os.path import basename
 
 try:
-    from wheel.install import WHEEL_INFO_RE
+    from wheel.install import WHEEL_INFO_RE as wheel_matcher
 except ImportError:  # As of Wheel 0.32.0
     from wheel.wheelfile import WHEEL_INFO_RE
+    wheel_matcher = WHEEL_INFO_RE.match
 try:
     from pip.pep425tags import get_supported
 except ImportError:  # pip 10
@@ -18,7 +19,7 @@ except ImportError:  # pip 10
 
 def tags_for(fname):
     # Copied from WheelFile code
-    parsed_filename = WHEEL_INFO_RE.match(basename(fname))
+    parsed_filename = wheel_matcher(basename(fname))
     tags = parsed_filename.groupdict()
     for pyver in tags['pyver'].split('.'):
         for abi in tags['abi'].split('.'):

tests/test_multibuild.sh

@@ -29,6 +29,8 @@ if [ -n "$TEST_BUILDS" ]; then
     fi
 fi
 
+source tests/test_supported_wheels.sh
+
 # Exit 1 if any test errors
 barf
 # Don't need Travis' machinery trace

tests/test_supported_wheels.sh

+# Test supported wheels script
+PYTHON_EXE=${PYTHON_EXE:-python}
+if [ -z "$PIP_CMD" ]; then
+    pip_install="pip install --user"
+else
+    pip_install="$PIP_CMD install"
+fi
+# Current wheel versions not available for older Pythons
+lpv=$(lex_ver $PYTHON_VERSION)
+if [ $lpv -ge $(lex_ver 3.5) ] || [ $lpv -lt $(lex_ver 3) ]; then
+    for whl in wheel==0.31.1 wheel==0.32.0 wheel; do
+        $pip_install -U $whl
+        $PYTHON_EXE supported_wheels.py tornado-5.1-cp27-cp27m-macosx_10_6_intel.whl tornado-5.1-cp36-cp36m-macosx_10_13_x86_64.whl texext-0.6.1-cp36-none-any.whl
+    done
+fi