Template-Toolkit-Python/t/chomp_test.py at master · lmr/Template-Toolkit-Python · GitHub

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from template import Template
from template.test import TestCase, main
from template.constants import *


foo = "\n[% foo %]\n"
bar = "\n[%- bar -%]\n"
baz = "\n[%+ baz +%]\n"
ding = "!\n\n[%~ ding ~%]\n\n!"
dong = "!\n\n[%= dong =%]\n\n!"
dang = "Hello[%# blah blah blah -%]\n!"
blocks = {"foo": foo, "bar": bar, "baz": baz,
          "ding": ding, "dong": dong, "dang": dang}
vars = {'foo': 3.14, 'bar': 2.718, 'baz': 1.618,
        'ding': 'Hello', 'dong': 'World'}


class ChompTest(TestCase):
    def AssertExpectedOutput(self, tmpl, block, vars, expected):
        self.assertEqual(expected, tmpl.process(block, vars))

    def testNoChomp(self):
        tmpl = Template({"BLOCKS": blocks})
        self.AssertExpectedOutput(tmpl, "foo", vars, "\n3.14\n")
        self.AssertExpectedOutput(tmpl, "bar", vars, "2.718")
        self.AssertExpectedOutput(tmpl, "baz", vars, "\n1.618\n")
        self.AssertExpectedOutput(tmpl, "ding", vars, "!Hello!")
        self.AssertExpectedOutput(tmpl, "dong", vars, "! World !")
        self.AssertExpectedOutput(tmpl, "dang", vars, "Hello!")

    def testPreChomp(self):
        tmpl = Template({"PRE_CHOMP": 1, "BLOCKS": blocks})
        self.AssertExpectedOutput(tmpl, "foo", vars, "3.14\n")
        self.AssertExpectedOutput(tmpl, "bar", vars, "2.718")
        self.AssertExpectedOutput(tmpl, "baz", vars, "\n1.618\n")
        self.AssertExpectedOutput(tmpl, "ding", vars, "!Hello!")
        self.AssertExpectedOutput(tmpl, "dong", vars, "! World !")

    def testPostChomp(self):
        tmpl = Template({'POST_CHOMP': 1, 'BLOCKS': blocks})
        self.AssertExpectedOutput(tmpl, "foo", vars, "\n3.14")
        self.AssertExpectedOutput(tmpl, "bar", vars, "2.718")
        self.AssertExpectedOutput(tmpl, "baz", vars, "\n1.618\n")
        self.AssertExpectedOutput(tmpl, "ding", vars, "!Hello!")
        self.AssertExpectedOutput(tmpl, "dong", vars, "! World !")

    def testChomp(self):
        tt = (('tt_pre_none', Template({'PRE_CHOMP': CHOMP_NONE})),
              ('tt_pre_one', Template({'PRE_CHOMP': CHOMP_ONE})),
              ('tt_pre_all', Template({'PRE_CHOMP': CHOMP_ALL})),
              ('tt_pre_coll', Template({'PRE_CHOMP': CHOMP_COLLAPSE})),
              ('tt_post_none', Template({'POST_CHOMP': CHOMP_NONE})),
              ('tt_post_one', Template({'POST_CHOMP': CHOMP_ONE})),
              ('tt_post_all', Template({'POST_CHOMP': CHOMP_ALL})),
              ('tt_post_coll', Template({'POST_CHOMP': CHOMP_COLLAPSE})))
        self.Expect(DATA, tt)


DATA = r"""
#------------------------------------------------------------------------
# tt_pre_none
#------------------------------------------------------------------------
-- test --
begin[% a = 10; b = 20 %]
     [% a %]
     [% b %]
end
-- expect --
begin
     10
     20
end

#------------------------------------------------------------------------
# tt_pre_one
#------------------------------------------------------------------------
-- test --
-- use tt_pre_one --
-- test --
begin[% a = 10; b = 20 %]
     [% a %]
     [% b %]
end
-- expect --
begin1020
end


#------------------------------------------------------------------------
# tt_pre_all
#------------------------------------------------------------------------
-- test --
-- use tt_pre_all --
-- test --
begin[% a = 10; b = 20 %]
     [% a %]
     [% b %]
end
-- expect --
begin1020
end

#------------------------------------------------------------------------
# tt_pre_coll
#------------------------------------------------------------------------
-- test --
-- use tt_pre_coll --
-- test --
begin[% a = 10; b = 20 %]
     [% a %]
     [% b %]
end
-- expect --
begin 10 20
end


#------------------------------------------------------------------------
# tt_post_none
#------------------------------------------------------------------------
-- test --
-- use tt_post_none --
begin[% a = 10; b = 20 %]
     [% a %]
     [% b %]
end
-- expect --
begin
     10
     20
end

#------------------------------------------------------------------------
# tt_post_all
#------------------------------------------------------------------------
-- test --
-- use tt_post_all --
-- test --
begin[% a = 10; b = 20 %]
     [% a %]
     [% b %]
end
-- expect --
begin     10     20end

#------------------------------------------------------------------------
# tt_post_one
#------------------------------------------------------------------------
-- test --
-- use tt_post_one --
-- test --
begin[% a = 10; b = 20 %]
     [% a %]
     [% b %]
end
-- expect --
begin     10     20end

#------------------------------------------------------------------------
# tt_post_coll
#------------------------------------------------------------------------
-- test --
-- use tt_post_coll --
-- test --
begin[% a = 10; b = 20 %]
[% a %]
[% b %]
end
-- expect --
begin 10 20 end

"""

if __name__ == '__main__':
    main()