dev-python/pillow: make all tests pass on 4.3.0

Closes: https://bugs.gentoo.org/593816
Package-Manager: Portage-2.3.41, Repoman-2.3.9

dev-python/pillow/files/pillow-4.3.0-freetype2.9-test-metrics.patch

@@ -0,0 +1,12 @@
+--- a/Tests/test_imagefont.py
++++ b/Tests/test_imagefont.py
+@@ -58,6 +58,9 @@ class TestImageFont(PillowTestCase):
+                 ('2', '8'): {'multiline': 6.2,
+                              'textsize': 2.5,
+                              'getters': (12, 16)},
++                ('2', '9'): {'multiline': 6.2,
++                             'textsize': 2.5,
++                             'getters': (12, 16)},
+                 'Default': {'multiline': 0.5,
+                             'textsize': 0.5,
+                             'getters': (12, 16)},

dev-python/pillow/pillow-4.3.0-r1.ebuild

@@ -45,6 +45,8 @@ S="${WORKDIR}/${MY_P}"
 
 PATCHES=(
 	"${FILESDIR}"/pillow-4.3.0-no-scripts.patch
+	# can be removed at v5, patch already uptream. See bug 593816.
+	"${FILESDIR}"/pillow-4.3.0-freetype2.9-test-metrics.patch
 )
 
 python_compile() {
@@ -71,15 +73,7 @@ python_compile_all() {
 
 python_test() {
 	"${PYTHON}" selftest.py --installed || die "selftest failed with ${EPYTHON}"
-	# These excluded tests below depend heavily on freetype being at the exact
-	# same as the one pinned upstream. However, pillow supports a wider range
-	# of freetype versions. These tests are more useful to upstream developer
-	# than to us. Disabling. See bug 593816.
-	virtx nosetests -vx \
-		-e "test_multiline_spacing" \
-		-e "test_render_multiline(_text)?" \
-		-e "test_textsize_equal" \
-		Tests/test_*.py
+	virtx nosetests -vx Tests/test_*.py
 }
 
 python_install() {