Python Template.render方法代码示例

# 需要导入模块: from choco.template import Template [as 别名]
# 或者: from choco.template.Template import render [as 别名]
    def test_strict(self):
        t = Template("""
            % if x is UNDEFINED:
                undefined
            % else:
                x: ${x}
            % endif
        """, strict_undefined=True)

        assert result_lines(t.render(x=12)) == ['x: 12']

        assert_raises(
            NameError,
            t.render, y=12
        )

        l = TemplateLookup(strict_undefined=True)
        l.put_string("a", "some template")
        l.put_string("b", """
            <%namespace name='a' file='a' import='*'/>
            % if x is UNDEFINED:
                undefined
            % else:
                x: ${x}
            % endif
        """)

        assert result_lines(t.render(x=12)) == ['x: 12']

        assert_raises(
            NameError,
            t.render, y=12
        )

# 需要导入模块: from choco.template import Template [as 别名]
# 或者: from choco.template.Template import render [as 别名]
    def test_module_roundtrip(self):
        lookup = TemplateLookup()

        template = Template("""
        <%inherit file="base.html"/>

        % for x in range(5):
            ${x}
        % endfor
""", lookup=lookup)

        base = Template("""
        This is base.
        ${self.body()}
""", lookup=lookup)

        lookup.put_template("base.html", base)
        lookup.put_template("template.html", template)

        assert result_lines(template.render()) == [
            "This is base.", "0", "1", "2", "3", "4"
        ]

        lookup = TemplateLookup()
        template = ModuleTemplate(template.module, lookup=lookup)
        base = ModuleTemplate(base.module, lookup=lookup)

        lookup.put_template("base.html", base)
        lookup.put_template("template.html", template)

        assert result_lines(template.render()) == [
            "This is base.", "0", "1", "2", "3", "4"
        ]

# 需要导入模块: from choco.template import Template [as 别名]
# 或者: from choco.template.Template import render [as 别名]
    def test_invalidate(self):
        t = Template("""
            <%%def name="foo()" cached="True">
                foo: ${x}
            </%%def>

            <%%def name="bar()" cached="True" cache_type='dbm' cache_dir='%s'>
                bar: ${x}
            </%%def>
            ${foo()} ${bar()}
        """ % module_base)
        self._install_mock_cache(t)
        assert result_lines(t.render(x=1)) == ["foo: 1", "bar: 1"]
        assert result_lines(t.render(x=2)) == ["foo: 1", "bar: 1"]
        t.cache.invalidate_def('foo')
        assert result_lines(t.render(x=3)) == ["foo: 3", "bar: 1"]
        t.cache.invalidate_def('bar')
        assert result_lines(t.render(x=4)) == ["foo: 3", "bar: 4"]

        t = Template("""
            <%%page cached="True" cache_type="dbm" cache_dir="%s"/>

            page: ${x}
        """ % module_base)
        self._install_mock_cache(t)
        assert result_lines(t.render(x=1)) == ["page: 1"]
        assert result_lines(t.render(x=2)) == ["page: 1"]
        t.cache.invalidate_body()
        assert result_lines(t.render(x=3)) == ["page: 3"]
        assert result_lines(t.render(x=4)) == ["page: 3"]

# 需要导入模块: from choco.template import Template [as 别名]
# 或者: from choco.template.Template import render [as 别名]
    def test_interpret_expression_from_arg_two(self):
        """test that cache_key=${foo} gets its value from
        the 'foo' argument regardless of it being passed
        from the context.

        This is here testing that there's no change
        to existing behavior before and after #191.

        """
        t = Template("""
        <%def name="layout(foo)" cached="True" cache_key="${foo}">
        foo: ${value}
        </%def>

        ${layout(3)}
        """, cache_impl="plain")

        eq_(
            result_lines(t.render(foo='foo', value=1)),
            ["foo: 1"]
        )
        eq_(
            result_lines(t.render(foo='bar', value=2)),
            ["foo: 1"]
        )

# 需要导入模块: from choco.template import Template [as 别名]
# 或者: from choco.template.Template import render [as 别名]
    def test_nested_call_4(self):
        base = """
        <%def name="A()">
        A_def
        ${caller.body()}
        </%def>

        <%def name="B()">
        B_def
        ${caller.body()}
        </%def>
        """

        template = Template(base + """
        <%def name="C()">
         C_def
         <%self:B>
           <%self:A>
              A_body
           </%self:A>
            B_body
           ${caller.body()}
         </%self:B>
        </%def>

        <%self:C>
        C_body
        </%self:C>
        """)

        eq_(
            flatten_result(template.render()),
            "C_def B_def A_def A_body B_body C_body"
        )

        template = Template(base + """
        <%def name="C()">
         C_def
         <%self:B>
            B_body
           ${caller.body()}
           <%self:A>
              A_body
           </%self:A>
         </%self:B>
        </%def>

        <%self:C>
        C_body
        </%self:C>
        """)

        eq_(
            flatten_result(template.render()),
            "C_def B_def B_body C_body A_def A_body"
        )

# 需要导入模块: from choco.template import Template [as 别名]
# 或者: from choco.template.Template import render [as 别名]
    def test_basic(self):
        template = Template("""
            <%page args="x, y, z=7"/>

            this is page, ${x}, ${y}, ${z}
""")

        assert flatten_result(template.render(x=5, y=10)) == "this is page, 5, 10, 7"
        assert flatten_result(template.render(x=5, y=10, z=32)) == "this is page, 5, 10, 32"
        assert_raises(TypeError, template.render, y=10)

# 需要导入模块: from choco.template import Template [as 别名]
# 或者: from choco.template.Template import render [as 别名]
    def test_builtins(self):
        t = Template("""
            ${"this is <text>" | h}
""")
        assert flatten_result(t.render()) == "this is &lt;text&gt;"

        t = Template("""
            http://foo.com/arg1=${"hi! this is a string." | u}
""")
        assert flatten_result(t.render()) == "http://foo.com/arg1=hi%21+this+is+a+string."

# 需要导入模块: from choco.template import Template [as 别名]
# 或者: from choco.template.Template import render [as 别名]
    def test_dynamic_key_with_funcargs(self):
        t = Template("""
            <%def name="foo(num=5)" cached="True" cache_key="foo_${str(num)}">
             hi
            </%def>

            ${foo()}
        """)
        m = self._install_mock_cache(t)
        t.render()
        t.render()
        assert result_lines(t.render()) == ['hi']
        assert m.key == "foo_5"

        t = Template("""
            <%def name="foo(*args, **kwargs)" cached="True"
             cache_key="foo_${kwargs['bar']}">
             hi
            </%def>

            ${foo(1, 2, bar='lala')}
        """)
        m = self._install_mock_cache(t)
        t.render()
        assert result_lines(t.render()) == ['hi']
        assert m.key == "foo_lala"

        t = Template('''
        <%page args="bar='hi'" cache_key="foo_${bar}" cached="True"/>
         hi
        ''')
        m = self._install_mock_cache(t)
        t.render()
        assert result_lines(t.render()) == ['hi']
        assert m.key == "foo_hi"

# 需要导入模块: from choco.template import Template [as 别名]
# 或者: from choco.template.Template import render [as 别名]
    def test_expression_declared(self):
        t = Template("""
            ${",".join([t for t in ("a", "b", "c")])}
        """, strict_undefined=True)

        eq_(result_lines(t.render()), ['a,b,c'])

        t = Template("""
            <%self:foo value="${[(val, n) for val, n in [(1, 2)]]}"/>

            <%def name="foo(value)">
                ${value}
            </%def>

        """, strict_undefined=True)

        eq_(result_lines(t.render()), ['[(1, 2)]'])

        t = Template("""
            <%call expr="foo(value=[(val, n) for val, n in [(1, 2)]])" />

            <%def name="foo(value)">
                ${value}
            </%def>

        """, strict_undefined=True)

        eq_(result_lines(t.render()), ['[(1, 2)]'])

        l = TemplateLookup(strict_undefined=True)
        l.put_string("i", "hi, ${pageargs['y']}")
        l.put_string("t", """
            <%include file="i" args="y=[x for x in range(3)]" />
        """)
        eq_(
            result_lines(l.get_template("t").render()), ['hi, [0, 1, 2]']
        )

        l.put_string('q', """
            <%namespace name="i" file="${(str([x for x in range(3)][2]) + 'i')[-1]}" />
            ${i.body(y='x')}
        """)
        eq_(
            result_lines(l.get_template("q").render()), ['hi, x']
        )

        t = Template("""
            <%
                y = lambda q: str(q)
            %>
            ${y('hi')}
        """, strict_undefined=True)
        eq_(
            result_lines(t.render()), ["hi"]
        )

# 需要导入模块: from choco.template import Template [as 别名]
# 或者: from choco.template.Template import render [as 别名]
 def test_custom_args_page(self):
     t = Template("""
         <%page cached="True" cache_region="myregion"
                 cache_timeout="50" cache_foo="foob"/>
     """)
     m = self._install_mock_cache(t, "simple")
     t.render()
     eq_(
         m.kwargs,
         {'region': 'myregion',
          'timeout': 50, 'foo': 'foob'})

# 需要导入模块: from choco.template import Template [as 别名]
# 或者: from choco.template.Template import render [as 别名]
 def test_no_lookup(self):
     t = Template("hi <%include file='foo.html'/>")
     try:
         t.render()
         assert False
     except errors.TemplateLookupException:
         eq_(
             str(compat.exception_as()),
         "Template 'memory:%s' has no TemplateLookup associated" % \
                         hex(id(t))
             )

# 需要导入模块: from choco.template import Template [as 别名]
# 或者: from choco.template.Template import render [as 别名]
    def test_pass_context(self):
        t = Template("""
            <%page cached="True"/>
        """)
        m = self._install_mock_cache(t)
        t.render()
        assert 'context' not in m.kwargs

        m.pass_context = True
        t.render(x="bar")
        assert 'context' in m.kwargs
        assert m.kwargs['context'].get('x') == 'bar'

# 需要导入模块: from choco.template import Template [as 别名]
# 或者: from choco.template.Template import render [as 别名]
 def test_custom_args_def(self):
     t = Template("""
         <%def name="foo()" cached="True" cache_region="myregion"
                 cache_timeout="50" cache_foo="foob">
         </%def>
         ${foo()}
     """)
     m = self._install_mock_cache(t, 'simple')
     t.render()
     eq_(
         m.kwargs,
         {'region': 'myregion',
          'timeout': 50, 'foo': 'foob'})

# 需要导入模块: from choco.template import Template [as 别名]
# 或者: from choco.template.Template import render [as 别名]
    def test_cache_uses_current_context(self):
        t = Template("""
        ${foo()}
        <%def name="foo()" cached="True" cache_timeout="1">
            foo: ${x}
        </%def>
        """)
        self._install_mock_cache(t)

        x1 = t.render(x=1)
        time.sleep(1.2)
        x2 = t.render(x=2)
        eq_(x1.strip(), "foo: 1")
        eq_(x2.strip(), "foo: 2")

# 需要导入模块: from choco.template import Template [as 别名]
# 或者: from choco.template.Template import render [as 别名]
    def test_scope_two(self):
        t = Template("""
        y is ${y}

        <%
            y = 7
        %>

        y is ${y}
""")
        try:
            t.render(y=None)
            assert False
        except UnboundLocalError:
            assert True