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https://github.com/python-pillow/Pillow.git
synced 2025-05-02 15:03:42 +03:00
test both layout engines, if available
This commit is contained in:
wiredfool
parent
b8c04de043
commit
39327332df
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@ -1,7 +1,6 @@
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from helper import unittest, PillowTestCase
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from PIL import Image
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from PIL import ImageDraw
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from PIL import Image, ImageDraw, ImageFont, features
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from io import BytesIO
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import os
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import sys
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@ -12,12 +11,11 @@ FONT_SIZE = 20
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TEST_TEXT = "hey you\nyou are awesome\nthis looks awkward"
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HAS_FREETYPE = features.check('freetype2')
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HAS_RAQM = features.check('raqm')
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try:
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from PIL import ImageFont
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ImageFont.core.getfont # check if freetype is available
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class SimplePatcher(object):
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class SimplePatcher(object):
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def __init__(self, parent_obj, attr_name, value):
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self._parent_obj = parent_obj
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self._attr_name = attr_name
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@ -42,14 +40,20 @@ try:
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else:
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delattr(self._parent_obj, self._attr_name)
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class TestImageFont(PillowTestCase):
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@unittest.skipUnless(HAS_FREETYPE, "ImageFont not Available")
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class TestImageFont(PillowTestCase):
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LAYOUT_ENGINE = ImageFont.LAYOUT_BASIC
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def get_font(self):
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return ImageFont.truetype(FONT_PATH, FONT_SIZE,
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layout_engine=self.LAYOUT_ENGINE)
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def test_sanity(self):
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self.assertRegexpMatches(
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ImageFont.core.freetype2_version, r"\d+\.\d+\.\d+$")
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def test_font_properties(self):
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ttf = ImageFont.truetype(FONT_PATH, FONT_SIZE)
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ttf = self.get_font()
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self.assertEqual(ttf.path, FONT_PATH)
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self.assertEqual(ttf.size, FONT_SIZE)
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@ -65,7 +69,7 @@ try:
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self.assertEqual(ttf_copy.path, second_font_path)
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def test_font_with_name(self):
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ImageFont.truetype(FONT_PATH, FONT_SIZE)
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self.get_font()
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self._render(FONT_PATH)
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self._clean()
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@ -75,7 +79,8 @@ try:
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return font_bytes
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def test_font_with_filelike(self):
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ImageFont.truetype(self._font_as_bytes(), FONT_SIZE)
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ImageFont.truetype(self._font_as_bytes(), FONT_SIZE,
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layout_engine=self.LAYOUT_ENGINE)
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self._render(self._font_as_bytes())
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# Usage note: making two fonts from the same buffer fails.
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# shared_bytes = self._font_as_bytes()
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@ -90,7 +95,8 @@ try:
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def _render(self, font):
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txt = "Hello World!"
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ttf = ImageFont.truetype(font, FONT_SIZE)
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ttf = ImageFont.truetype(font, FONT_SIZE,
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layout_engine=self.LAYOUT_ENGINE)
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ttf.getsize(txt)
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img = Image.new("RGB", (256, 64), "white")
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@ -115,7 +121,7 @@ try:
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def test_textsize_equal(self):
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im = Image.new(mode='RGB', size=(300, 100))
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draw = ImageDraw.Draw(im)
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ttf = ImageFont.truetype(FONT_PATH, FONT_SIZE)
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ttf = self.get_font()
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txt = "Hello World!"
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size = draw.textsize(txt, ttf)
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@ -132,7 +138,7 @@ try:
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def test_render_multiline(self):
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im = Image.new(mode='RGB', size=(300, 100))
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draw = ImageDraw.Draw(im)
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ttf = ImageFont.truetype(FONT_PATH, FONT_SIZE)
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ttf = self.get_font()
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line_spacing = draw.textsize('A', font=ttf)[1] + 4
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lines = TEST_TEXT.split("\n")
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y = 0
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@ -149,7 +155,7 @@ try:
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self.assert_image_similar(im, target_img, 6.2)
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def test_render_multiline_text(self):
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ttf = ImageFont.truetype(FONT_PATH, FONT_SIZE)
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ttf = self.get_font()
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# Test that text() correctly connects to multiline_text()
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# and that align defaults to left
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@ -187,7 +193,7 @@ try:
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def test_unknown_align(self):
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im = Image.new(mode='RGB', size=(300, 100))
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draw = ImageDraw.Draw(im)
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ttf = ImageFont.truetype(FONT_PATH, FONT_SIZE)
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ttf = self.get_font()
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# Act/Assert
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self.assertRaises(AssertionError,
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@ -196,7 +202,7 @@ try:
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align="unknown"))
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def test_multiline_size(self):
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ttf = ImageFont.truetype(FONT_PATH, FONT_SIZE)
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ttf = self.get_font()
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im = Image.new(mode='RGB', size=(300, 100))
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draw = ImageDraw.Draw(im)
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@ -211,7 +217,7 @@ try:
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del draw
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def test_multiline_width(self):
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ttf = ImageFont.truetype(FONT_PATH, FONT_SIZE)
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ttf = self.get_font()
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im = Image.new(mode='RGB', size=(300, 100))
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draw = ImageDraw.Draw(im)
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@ -221,7 +227,7 @@ try:
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del draw
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def test_multiline_spacing(self):
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ttf = ImageFont.truetype(FONT_PATH, FONT_SIZE)
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ttf = self.get_font()
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im = Image.new(mode='RGB', size=(300, 100))
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draw = ImageDraw.Draw(im)
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@ -238,7 +244,7 @@ try:
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img_grey = Image.new("L", (100, 100))
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draw = ImageDraw.Draw(img_grey)
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word = "testing"
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font = ImageFont.truetype(FONT_PATH, FONT_SIZE)
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font = self.get_font()
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orientation = Image.ROTATE_90
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transposed_font = ImageFont.TransposedFont(
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@ -261,7 +267,7 @@ try:
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img_grey = Image.new("L", (100, 100))
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draw = ImageDraw.Draw(img_grey)
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word = "testing"
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font = ImageFont.truetype(FONT_PATH, FONT_SIZE)
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font = self.get_font()
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orientation = None
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transposed_font = ImageFont.TransposedFont(
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@ -282,7 +288,7 @@ try:
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def test_rotated_transposed_font_get_mask(self):
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# Arrange
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text = "mask this"
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font = ImageFont.truetype(FONT_PATH, FONT_SIZE)
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font = self.get_font()
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orientation = Image.ROTATE_90
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transposed_font = ImageFont.TransposedFont(
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font, orientation=orientation)
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@ -296,7 +302,7 @@ try:
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def test_unrotated_transposed_font_get_mask(self):
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# Arrange
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text = "mask this"
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font = ImageFont.truetype(FONT_PATH, FONT_SIZE)
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font = self.get_font()
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orientation = None
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transposed_font = ImageFont.TransposedFont(
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font, orientation=orientation)
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@ -309,7 +315,7 @@ try:
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def test_free_type_font_get_name(self):
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# Arrange
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font = ImageFont.truetype(FONT_PATH, FONT_SIZE)
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font = self.get_font()
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# Act
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name = font.getname()
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@ -319,7 +325,7 @@ try:
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def test_free_type_font_get_metrics(self):
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# Arrange
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font = ImageFont.truetype(FONT_PATH, FONT_SIZE)
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font = self.get_font()
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# Act
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ascent, descent = font.getmetrics()
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@ -331,7 +337,7 @@ try:
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def test_free_type_font_get_offset(self):
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# Arrange
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font = ImageFont.truetype(FONT_PATH, FONT_SIZE)
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font = self.get_font()
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text = "offset this"
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# Act
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@ -342,7 +348,7 @@ try:
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def test_free_type_font_get_mask(self):
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# Arrange
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font = ImageFont.truetype(FONT_PATH, FONT_SIZE)
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font = self.get_font()
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text = "mask this"
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# Act
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@ -450,7 +456,7 @@ try:
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def test_imagefont_getters(self):
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# Arrange
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t = ImageFont.truetype(FONT_PATH, FONT_SIZE)
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t = self.get_font()
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# Act / Assert
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self.assertEqual(t.getmetrics(), (16, 4))
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@ -467,11 +473,9 @@ try:
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self.assertEqual(t.getsize('a'), (12, 16))
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except ImportError:
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class TestImageFont(PillowTestCase):
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def test_skip(self):
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self.skipTest("ImportError")
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@unittest.skipUnless(HAS_RAQM, "Raqm not Available")
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class TestImageFont_RaqmLayout(TestImageFont):
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LAYOUT_ENGINE = ImageFont.LAYOUT_RAQM
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if __name__ == '__main__':
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unittest.main()
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