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|
from django.template import TemplateSyntaxError
from django.test import SimpleTestCase
from ..utils import setup
class CycleTagTests(SimpleTestCase):
@setup({"cycle01": "{% cycle a %}"})
def test_cycle01(self):
msg = "No named cycles in template. 'a' is not defined"
with self.assertRaisesMessage(TemplateSyntaxError, msg):
self.engine.get_template("cycle01")
@setup({"cycle05": "{% cycle %}"})
def test_cycle05(self):
msg = "'cycle' tag requires at least two arguments"
with self.assertRaisesMessage(TemplateSyntaxError, msg):
self.engine.get_template("cycle05")
@setup({"cycle07": "{% cycle a,b,c as foo %}{% cycle bar %}"})
def test_cycle07(self):
msg = "Could not parse the remainder: ',b,c' from 'a,b,c'"
with self.assertRaisesMessage(TemplateSyntaxError, msg):
self.engine.get_template("cycle07")
@setup({"cycle10": "{% cycle 'a' 'b' 'c' as abc %}{% cycle abc %}"})
def test_cycle10(self):
output = self.engine.render_to_string("cycle10")
self.assertEqual(output, "ab")
@setup({"cycle11": "{% cycle 'a' 'b' 'c' as abc %}{% cycle abc %}{% cycle abc %}"})
def test_cycle11(self):
output = self.engine.render_to_string("cycle11")
self.assertEqual(output, "abc")
@setup(
{
"cycle12": (
"{% cycle 'a' 'b' 'c' as abc %}{% cycle abc %}{% cycle abc %}"
"{% cycle abc %}"
)
}
)
def test_cycle12(self):
output = self.engine.render_to_string("cycle12")
self.assertEqual(output, "abca")
@setup({"cycle13": "{% for i in test %}{% cycle 'a' 'b' %}{{ i }},{% endfor %}"})
def test_cycle13(self):
output = self.engine.render_to_string("cycle13", {"test": list(range(5))})
self.assertEqual(output, "a0,b1,a2,b3,a4,")
@setup({"cycle14": "{% cycle one two as foo %}{% cycle foo %}"})
def test_cycle14(self):
output = self.engine.render_to_string("cycle14", {"one": "1", "two": "2"})
self.assertEqual(output, "12")
@setup({"cycle15": "{% for i in test %}{% cycle aye bee %}{{ i }},{% endfor %}"})
def test_cycle15(self):
output = self.engine.render_to_string(
"cycle15", {"test": list(range(5)), "aye": "a", "bee": "b"}
)
self.assertEqual(output, "a0,b1,a2,b3,a4,")
@setup({"cycle16": "{% cycle one|lower two as foo %}{% cycle foo %}"})
def test_cycle16(self):
output = self.engine.render_to_string("cycle16", {"one": "A", "two": "2"})
self.assertEqual(output, "a2")
@setup(
{
"cycle17": "{% cycle 'a' 'b' 'c' as abc silent %}"
"{% cycle abc %}{% cycle abc %}{% cycle abc %}{% cycle abc %}"
}
)
def test_cycle17(self):
output = self.engine.render_to_string("cycle17")
self.assertEqual(output, "")
@setup({"cycle18": "{% cycle 'a' 'b' 'c' as foo invalid_flag %}"})
def test_cycle18(self):
msg = "Only 'silent' flag is allowed after cycle's name, not 'invalid_flag'."
with self.assertRaisesMessage(TemplateSyntaxError, msg):
self.engine.get_template("cycle18")
@setup({"cycle19": "{% cycle 'a' 'b' as silent %}{% cycle silent %}"})
def test_cycle19(self):
output = self.engine.render_to_string("cycle19")
self.assertEqual(output, "ab")
@setup({"cycle20": "{% cycle one two as foo %} & {% cycle foo %}"})
def test_cycle20(self):
output = self.engine.render_to_string(
"cycle20", {"two": "C & D", "one": "A & B"}
)
self.assertEqual(output, "A & B & C & D")
@setup(
{
"cycle21": "{% filter force_escape %}"
"{% cycle one two as foo %} & {% cycle foo %}{% endfilter %}"
}
)
def test_cycle21(self):
output = self.engine.render_to_string(
"cycle21", {"two": "C & D", "one": "A & B"}
)
self.assertEqual(output, "A & B & C & D")
@setup(
{
"cycle22": (
"{% for x in values %}{% cycle 'a' 'b' 'c' as abc silent %}{{ x }}"
"{% endfor %}"
)
}
)
def test_cycle22(self):
output = self.engine.render_to_string("cycle22", {"values": [1, 2, 3, 4]})
self.assertEqual(output, "1234")
@setup(
{
"cycle23": "{% for x in values %}"
"{% cycle 'a' 'b' 'c' as abc silent %}{{ abc }}{{ x }}{% endfor %}"
}
)
def test_cycle23(self):
output = self.engine.render_to_string("cycle23", {"values": [1, 2, 3, 4]})
self.assertEqual(output, "a1b2c3a4")
@setup(
{
"cycle24": (
"{% for x in values %}"
"{% cycle 'a' 'b' 'c' as abc silent %}{% include 'included-cycle' %}"
"{% endfor %}"
),
"included-cycle": "{{ abc }}",
}
)
def test_cycle24(self):
output = self.engine.render_to_string("cycle24", {"values": [1, 2, 3, 4]})
self.assertEqual(output, "abca")
@setup({"cycle25": "{% cycle a as abc %}"})
def test_cycle25(self):
output = self.engine.render_to_string("cycle25", {"a": "<"})
self.assertEqual(output, "<")
@setup({"cycle26": "{% cycle a b as ab %}{% cycle ab %}"})
def test_cycle26(self):
output = self.engine.render_to_string("cycle26", {"a": "<", "b": ">"})
self.assertEqual(output, "<>")
@setup(
{
"cycle27": (
"{% autoescape off %}{% cycle a b as ab %}{% cycle ab %}"
"{% endautoescape %}"
)
}
)
def test_cycle27(self):
output = self.engine.render_to_string("cycle27", {"a": "<", "b": ">"})
self.assertEqual(output, "<>")
@setup({"cycle28": "{% cycle a|safe b as ab %}{% cycle ab %}"})
def test_cycle28(self):
output = self.engine.render_to_string("cycle28", {"a": "<", "b": ">"})
self.assertEqual(output, "<>")
@setup(
{
"cycle29": "{% cycle 'a' 'b' 'c' as cycler silent %}"
"{% for x in values %}"
"{% ifchanged x %}"
"{% cycle cycler %}{{ cycler }}"
"{% else %}"
"{{ cycler }}"
"{% endifchanged %}"
"{% endfor %}"
}
)
def test_cycle29(self):
"""
A named {% cycle %} tag works inside an {% ifchanged %} block and a
{% for %} loop.
"""
output = self.engine.render_to_string(
"cycle29", {"values": [1, 2, 3, 4, 5, 6, 7, 8, 8, 8, 9, 9]}
)
self.assertEqual(output, "bcabcabcccaa")
@setup(
{
"cycle30": "{% cycle 'a' 'b' 'c' as cycler silent %}"
"{% for x in values %}"
"{% with doesnothing=irrelevant %}"
"{% ifchanged x %}"
"{% cycle cycler %}{{ cycler }}"
"{% else %}"
"{{ cycler }}"
"{% endifchanged %}"
"{% endwith %}"
"{% endfor %}"
}
)
def test_cycle30(self):
"""
A {% with %} tag shouldn't reset the {% cycle %} variable.
"""
output = self.engine.render_to_string(
"cycle30", {"irrelevant": 1, "values": [1, 2, 3, 4, 5, 6, 7, 8, 8, 8, 9, 9]}
)
self.assertEqual(output, "bcabcabcccaa")
@setup(
{
"undefined_cycle": "{% cycle 'a' 'b' 'c' as cycler silent %}"
"{% for x in values %}"
"{% cycle undefined %}{{ cycler }}"
"{% endfor %}"
}
)
def test_cycle_undefined(self):
with self.assertRaisesMessage(
TemplateSyntaxError, "Named cycle 'undefined' does not exist"
):
self.engine.render_to_string("undefined_cycle")
|
