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python3
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urwid
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tests
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test_canvas.py
import unittest from urwid import canvas from urwid.compat import B import urwid class CanvasCacheTest(unittest.TestCase): def setUp(self): # purge the cache urwid.CanvasCache._widgets.clear() def cct(self, widget, size, focus, expected): got = urwid.CanvasCache.fetch(widget, urwid.Widget, size, focus) assert expected==got, "got: %s expected: %s"%(got, expected) def test1(self): a = urwid.Text("") b = urwid.Text("") blah = urwid.TextCanvas() blah.finalize(a, (10,1), False) blah2 = urwid.TextCanvas() blah2.finalize(a, (15,1), False) bloo = urwid.TextCanvas() bloo.finalize(b, (20,2), True) urwid.CanvasCache.store(urwid.Widget, blah) urwid.CanvasCache.store(urwid.Widget, blah2) urwid.CanvasCache.store(urwid.Widget, bloo) self.cct(a, (10,1), False, blah) self.cct(a, (15,1), False, blah2) self.cct(a, (15,1), True, None) self.cct(a, (10,2), False, None) self.cct(b, (20,2), True, bloo) self.cct(b, (21,2), True, None) urwid.CanvasCache.invalidate(a) self.cct(a, (10,1), False, None) self.cct(a, (15,1), False, None) self.cct(b, (20,2), True, bloo) class CanvasTest(unittest.TestCase): def ct(self, text, attr, exp_content): c = urwid.TextCanvas([B(t) for t in text], attr) content = list(c.content()) assert content == exp_content, "got: %r expected: %r" % (content, exp_content) def ct2(self, text, attr, left, top, cols, rows, def_attr, exp_content): c = urwid.TextCanvas([B(t) for t in text], attr) content = list(c.content(left, top, cols, rows, def_attr)) assert content == exp_content, "got: %r expected: %r" % (content, exp_content) def test1(self): self.ct(["Hello world"], None, [[(None, None, B("Hello world"))]]) self.ct(["Hello world"], [[("a",5)]], [[("a", None, B("Hello")), (None, None, B(" world"))]]) self.ct(["Hi","There"], None, [[(None, None, B("Hi "))], [(None, None, B("There"))]]) def test2(self): self.ct2(["Hello"], None, 0, 0, 5, 1, None, [[(None, None, B("Hello"))]]) self.ct2(["Hello"], None, 1, 0, 4, 1, None, [[(None, None, B("ello"))]]) self.ct2(["Hello"], None, 0, 0, 4, 1, None, [[(None, None, B("Hell"))]]) self.ct2(["Hi","There"], None, 1, 0, 3, 2, None, [[(None, None, B("i "))], [(None, None, B("her"))]]) self.ct2(["Hi","There"], None, 0, 0, 5, 1, None, [[(None, None, B("Hi "))]]) self.ct2(["Hi","There"], None, 0, 1, 5, 1, None, [[(None, None, B("There"))]]) class ShardBodyTest(unittest.TestCase): def sbt(self, shards, shard_tail, expected): result = canvas.shard_body(shards, shard_tail, False) assert result == expected, "got: %r expected: %r" % (result, expected) def sbttail(self, num_rows, sbody, expected): result = canvas.shard_body_tail(num_rows, sbody) assert result == expected, "got: %r expected: %r" % (result, expected) def sbtrow(self, sbody, expected): result = list(canvas.shard_body_row(sbody)) assert result == expected, "got: %r expected: %r" % (result, expected) def test1(self): cviews = [(0,0,10,5,None,"foo"),(0,0,5,5,None,"bar")] self.sbt(cviews, [], [(0, None, (0,0,10,5,None,"foo")), (0, None, (0,0,5,5,None,"bar"))]) self.sbt(cviews, [(0, 3, None, (0,0,5,8,None,"baz"))], [(3, None, (0,0,5,8,None,"baz")), (0, None, (0,0,10,5,None,"foo")), (0, None, (0,0,5,5,None,"bar"))]) self.sbt(cviews, [(10, 3, None, (0,0,5,8,None,"baz"))], [(0, None, (0,0,10,5,None,"foo")), (3, None, (0,0,5,8,None,"baz")), (0, None, (0,0,5,5,None,"bar"))]) self.sbt(cviews, [(15, 3, None, (0,0,5,8,None,"baz"))], [(0, None, (0,0,10,5,None,"foo")), (0, None, (0,0,5,5,None,"bar")), (3, None, (0,0,5,8,None,"baz"))]) def test2(self): sbody = [(0, None, (0,0,10,5,None,"foo")), (0, None, (0,0,5,5,None,"bar")), (3, None, (0,0,5,8,None,"baz"))] self.sbttail(5, sbody, []) self.sbttail(3, sbody, [(0, 3, None, (0,0,10,5,None,"foo")), (0, 3, None, (0,0,5,5,None,"bar")), (0, 6, None, (0,0,5,8,None,"baz"))]) sbody = [(0, None, (0,0,10,3,None,"foo")), (0, None, (0,0,5,5,None,"bar")), (3, None, (0,0,5,9,None,"baz"))] self.sbttail(3, sbody, [(10, 3, None, (0,0,5,5,None,"bar")), (0, 6, None, (0,0,5,9,None,"baz"))]) def test3(self): self.sbtrow([(0, None, (0,0,10,5,None,"foo")), (0, None, (0,0,5,5,None,"bar")), (3, None, (0,0,5,8,None,"baz"))], [20]) self.sbtrow([(0, iter("foo"), (0,0,10,5,None,"foo")), (0, iter("bar"), (0,0,5,5,None,"bar")), (3, iter("zzz"), (0,0,5,8,None,"baz"))], ["f","b","z"]) class ShardsTrimTest(unittest.TestCase): def sttop(self, shards, top, expected): result = canvas.shards_trim_top(shards, top) assert result == expected, "got: %r expected: %r" % (result, expected) def strows(self, shards, rows, expected): result = canvas.shards_trim_rows(shards, rows) assert result == expected, "got: %r expected: %r" % (result, expected) def stsides(self, shards, left, cols, expected): result = canvas.shards_trim_sides(shards, left, cols) assert result == expected, "got: %r expected: %r" % (result, expected) def test1(self): shards = [(5, [(0,0,10,5,None,"foo"),(0,0,5,5,None,"bar")])] self.sttop(shards, 2, [(3, [(0,2,10,3,None,"foo"),(0,2,5,3,None,"bar")])]) self.strows(shards, 2, [(2, [(0,0,10,2,None,"foo"),(0,0,5,2,None,"bar")])]) shards = [(5, [(0,0,10,5,None,"foo")]),(3,[(0,0,10,3,None,"bar")])] self.sttop(shards, 2, [(3, [(0,2,10,3,None,"foo")]),(3,[(0,0,10,3,None,"bar")])]) self.sttop(shards, 5, [(3, [(0,0,10,3,None,"bar")])]) self.sttop(shards, 7, [(1, [(0,2,10,1,None,"bar")])]) self.strows(shards, 7, [(5, [(0,0,10,5,None,"foo")]),(2, [(0,0,10,2,None,"bar")])]) self.strows(shards, 5, [(5, [(0,0,10,5,None,"foo")])]) self.strows(shards, 4, [(4, [(0,0,10,4,None,"foo")])]) shards = [(5, [(0,0,10,5,None,"foo"), (0,0,5,8,None,"baz")]), (3,[(0,0,10,3,None,"bar")])] self.sttop(shards, 2, [(3, [(0,2,10,3,None,"foo"), (0,2,5,6,None,"baz")]), (3,[(0,0,10,3,None,"bar")])]) self.sttop(shards, 5, [(3, [(0,0,10,3,None,"bar"), (0,5,5,3,None,"baz")])]) self.sttop(shards, 7, [(1, [(0,2,10,1,None,"bar"), (0,7,5,1,None,"baz")])]) self.strows(shards, 7, [(5, [(0,0,10,5,None,"foo"), (0,0,5,7,None,"baz")]), (2, [(0,0,10,2,None,"bar")])]) self.strows(shards, 5, [(5, [(0,0,10,5,None,"foo"), (0,0,5,5,None,"baz")])]) self.strows(shards, 4, [(4, [(0,0,10,4,None,"foo"), (0,0,5,4,None,"baz")])]) def test2(self): shards = [(5, [(0,0,10,5,None,"foo"),(0,0,5,5,None,"bar")])] self.stsides(shards, 0, 15, [(5, [(0,0,10,5,None,"foo"),(0,0,5,5,None,"bar")])]) self.stsides(shards, 6, 9, [(5, [(6,0,4,5,None,"foo"),(0,0,5,5,None,"bar")])]) self.stsides(shards, 6, 6, [(5, [(6,0,4,5,None,"foo"),(0,0,2,5,None,"bar")])]) self.stsides(shards, 0, 10, [(5, [(0,0,10,5,None,"foo")])]) self.stsides(shards, 10, 5, [(5, [(0,0,5,5,None,"bar")])]) self.stsides(shards, 1, 7, [(5, [(1,0,7,5,None,"foo")])]) shards = [(5, [(0,0,10,5,None,"foo"), (0,0,5,8,None,"baz")]), (3,[(0,0,10,3,None,"bar")])] self.stsides(shards, 0, 15, [(5, [(0,0,10,5,None,"foo"), (0,0,5,8,None,"baz")]), (3,[(0,0,10,3,None,"bar")])]) self.stsides(shards, 2, 13, [(5, [(2,0,8,5,None,"foo"), (0,0,5,8,None,"baz")]), (3,[(2,0,8,3,None,"bar")])]) self.stsides(shards, 2, 10, [(5, [(2,0,8,5,None,"foo"), (0,0,2,8,None,"baz")]), (3,[(2,0,8,3,None,"bar")])]) self.stsides(shards, 2, 8, [(5, [(2,0,8,5,None,"foo")]), (3,[(2,0,8,3,None,"bar")])]) self.stsides(shards, 2, 6, [(5, [(2,0,6,5,None,"foo")]), (3,[(2,0,6,3,None,"bar")])]) self.stsides(shards, 10, 5, [(8, [(0,0,5,8,None,"baz")])]) self.stsides(shards, 11, 3, [(8, [(1,0,3,8,None,"baz")])]) class ShardsJoinTest(unittest.TestCase): def sjt(self, shard_lists, expected): result = canvas.shards_join(shard_lists) assert result == expected, "got: %r expected: %r" % (result, expected) def test(self): shards1 = [(5, [(0,0,10,5,None,"foo"), (0,0,5,8,None,"baz")]), (3,[(0,0,10,3,None,"bar")])] shards2 = [(3, [(0,0,10,3,None,"aaa")]), (5,[(0,0,10,5,None,"bbb")])] shards3 = [(3, [(0,0,10,3,None,"111")]), (2,[(0,0,10,3,None,"222")]), (3,[(0,0,10,3,None,"333")])] self.sjt([shards1], shards1) self.sjt([shards1, shards2], [(3, [(0,0,10,5,None,"foo"), (0,0,5,8,None,"baz"), (0,0,10,3,None,"aaa")]), (2, [(0,0,10,5,None,"bbb")]), (3, [(0,0,10,3,None,"bar")])]) self.sjt([shards1, shards3], [(3, [(0,0,10,5,None,"foo"), (0,0,5,8,None,"baz"), (0,0,10,3,None,"111")]), (2, [(0,0,10,3,None,"222")]), (3, [(0,0,10,3,None,"bar"), (0,0,10,3,None,"333")])]) self.sjt([shards1, shards2, shards3], [(3, [(0,0,10,5,None,"foo"), (0,0,5,8,None,"baz"), (0,0,10,3,None,"aaa"), (0,0,10,3,None,"111")]), (2, [(0,0,10,5,None,"bbb"), (0,0,10,3,None,"222")]), (3, [(0,0,10,3,None,"bar"), (0,0,10,3,None,"333")])]) class CanvasJoinTest(unittest.TestCase): def cjtest(self, desc, l, expected): l = [(c, None, False, n) for c, n in l] result = list(urwid.CanvasJoin(l).content()) assert result == expected, "%s expected %r, got %r"%( desc, expected, result) def test(self): C = urwid.TextCanvas hello = C([B("hello")]) there = C([B("there")], [[("a",5)]]) a = C([B("a")]) hi = C([B("hi")]) how = C([B("how")], [[("a",1)]]) dy = C([B("dy")]) how_you = C([B("how"), B("you")]) self.cjtest("one", [(hello, 5)], [[(None, None, B("hello"))]]) self.cjtest("two", [(hello, 5), (there, 5)], [[(None, None, B("hello")), ("a", None, B("there"))]]) self.cjtest("two space", [(hello, 7), (there, 5)], [[(None, None, B("hello")),(None,None,B(" ")), ("a", None, B("there"))]]) self.cjtest("three space", [(hi, 4), (how, 3), (dy, 2)], [[(None, None, B("hi")),(None,None,B(" ")),("a",None, B("h")), (None,None,B("ow")),(None,None,B("dy"))]]) self.cjtest("four space", [(a, 2), (hi, 3), (dy, 3), (a, 1)], [[(None, None, B("a")),(None,None,B(" ")), (None, None, B("hi")),(None,None,B(" ")), (None, None, B("dy")),(None,None,B(" ")), (None, None, B("a"))]]) self.cjtest("pile 2", [(how_you, 4), (hi, 2)], [[(None, None, B('how')), (None, None, B(' ')), (None, None, B('hi'))], [(None, None, B('you')), (None, None, B(' ')), (None, None, B(' '))]]) self.cjtest("pile 2r", [(hi, 4), (how_you, 3)], [[(None, None, B('hi')), (None, None, B(' ')), (None, None, B('how'))], [(None, None, B(' ')), (None, None, B('you'))]]) class CanvasOverlayTest(unittest.TestCase): def cotest(self, desc, bgt, bga, fgt, fga, l, r, et): bgt = B(bgt) fgt = B(fgt) bg = urwid.CompositeCanvas( urwid.TextCanvas([bgt],[bga])) fg = urwid.CompositeCanvas( urwid.TextCanvas([fgt],[fga])) bg.overlay(fg, l, 0) result = list(bg.content()) assert result == et, "%s expected %r, got %r"%( desc, et, result) def test1(self): self.cotest("left", "qxqxqxqx", [], "HI", [], 0, 6, [[(None, None, B("HI")),(None,None,B("qxqxqx"))]]) self.cotest("right", "qxqxqxqx", [], "HI", [], 6, 0, [[(None, None, B("qxqxqx")),(None,None,B("HI"))]]) self.cotest("center", "qxqxqxqx", [], "HI", [], 3, 3, [[(None, None, B("qxq")),(None,None,B("HI")), (None,None,B("xqx"))]]) self.cotest("center2", "qxqxqxqx", [], "HI ", [], 2, 2, [[(None, None, B("qx")),(None,None,B("HI ")), (None,None,B("qx"))]]) self.cotest("full", "rz", [], "HI", [], 0, 0, [[(None, None, B("HI"))]]) def test2(self): self.cotest("same","asdfghjkl",[('a',9)],"HI",[('a',2)],4,3, [[('a',None,B("asdf")),('a',None,B("HI")),('a',None,B("jkl"))]]) self.cotest("diff","asdfghjkl",[('a',9)],"HI",[('b',2)],4,3, [[('a',None,B("asdf")),('b',None,B("HI")),('a',None,B("jkl"))]]) self.cotest("None end","asdfghjkl",[('a',9)],"HI ",[('a',2)], 2,3, [[('a',None,B("as")),('a',None,B("HI")), (None,None,B(" ")),('a',None,B("jkl"))]]) self.cotest("float end","asdfghjkl",[('a',3)],"HI",[('a',2)], 4,3, [[('a',None,B("asd")),(None,None,B("f")), ('a',None,B("HI")),(None,None,B("jkl"))]]) self.cotest("cover 2","asdfghjkl",[('a',5),('c',4)],"HI", [('b',2)],4,3, [[('a',None,B("asdf")),('b',None,B("HI")),('c',None,B("jkl"))]]) self.cotest("cover 2-2","asdfghjkl", [('a',4),('d',1),('e',1),('c',3)], "HI",[('b',2)], 4, 3, [[('a',None,B("asdf")),('b',None,B("HI")),('c',None,B("jkl"))]]) def test3(self): urwid.set_encoding("euc-jp") self.cotest("db0","\xA1\xA1\xA1\xA1\xA1\xA1",[],"HI",[],2,2, [[(None,None,B("\xA1\xA1")),(None,None,B("HI")), (None,None,B("\xA1\xA1"))]]) self.cotest("db1","\xA1\xA1\xA1\xA1\xA1\xA1",[],"OHI",[],1,2, [[(None,None,B(" ")),(None,None,B("OHI")), (None,None,B("\xA1\xA1"))]]) self.cotest("db2","\xA1\xA1\xA1\xA1\xA1\xA1",[],"OHI",[],2,1, [[(None,None,B("\xA1\xA1")),(None,None,B("OHI")), (None,None,B(" "))]]) self.cotest("db3","\xA1\xA1\xA1\xA1\xA1\xA1",[],"OHIO",[],1,1, [[(None,None,B(" ")),(None,None,B("OHIO")),(None,None,B(" "))]]) class CanvasPadTrimTest(unittest.TestCase): def cptest(self, desc, ct, ca, l, r, et): ct = B(ct) c = urwid.CompositeCanvas( urwid.TextCanvas([ct], [ca])) c.pad_trim_left_right(l, r) result = list(c.content()) assert result == et, "%s expected %r, got %r"%( desc, et, result) def test1(self): self.cptest("none", "asdf", [], 0, 0, [[(None,None,B("asdf"))]]) self.cptest("left pad", "asdf", [], 2, 0, [[(None,None,B(" ")),(None,None,B("asdf"))]]) self.cptest("right pad", "asdf", [], 0, 2, [[(None,None,B("asdf")),(None,None,B(" "))]]) def test2(self): self.cptest("left trim", "asdf", [], -2, 0, [[(None,None,B("df"))]]) self.cptest("right trim", "asdf", [], 0, -2, [[(None,None,B("as"))]])
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