from django.template import TemplateSyntaxError from django.test import SimpleTestCase from ..utils import TestObj, setup class IfTagTests(SimpleTestCase): @setup({'if-tag01': '{% if foo %}yes{% else %}no{% endif %}'}) def test_if_tag01(self): output = self.engine.render_to_string('if-tag01', {'foo': True}) self.assertEqual(output, 'yes') @setup({'if-tag02': '{% if foo %}yes{% else %}no{% endif %}'}) def test_if_tag02(self): output = self.engine.render_to_string('if-tag02', {'foo': False}) self.assertEqual(output, 'no') @setup({'if-tag03': '{% if foo %}yes{% else %}no{% endif %}'}) def test_if_tag03(self): output = self.engine.render_to_string('if-tag03') self.assertEqual(output, 'no') @setup({'if-tag04': '{% if foo %}foo{% elif bar %}bar{% endif %}'}) def test_if_tag04(self): output = self.engine.render_to_string('if-tag04', {'foo': True}) self.assertEqual(output, 'foo') @setup({'if-tag05': '{% if foo %}foo{% elif bar %}bar{% endif %}'}) def test_if_tag05(self): output = self.engine.render_to_string('if-tag05', {'bar': True}) self.assertEqual(output, 'bar') @setup({'if-tag06': '{% if foo %}foo{% elif bar %}bar{% endif %}'}) def test_if_tag06(self): output = self.engine.render_to_string('if-tag06') self.assertEqual(output, '') @setup({'if-tag07': '{% if foo %}foo{% elif bar %}bar{% else %}nothing{% endif %}'}) def test_if_tag07(self): output = self.engine.render_to_string('if-tag07', {'foo': True}) self.assertEqual(output, 'foo') @setup({'if-tag08': '{% if foo %}foo{% elif bar %}bar{% else %}nothing{% endif %}'}) def test_if_tag08(self): output = self.engine.render_to_string('if-tag08', {'bar': True}) self.assertEqual(output, 'bar') @setup({'if-tag09': '{% if foo %}foo{% elif bar %}bar{% else %}nothing{% endif %}'}) def test_if_tag09(self): output = self.engine.render_to_string('if-tag09') self.assertEqual(output, 'nothing') @setup({'if-tag10': '{% if foo %}foo{% elif bar %}bar{% elif baz %}baz{% else %}nothing{% endif %}'}) def test_if_tag10(self): output = self.engine.render_to_string('if-tag10', {'foo': True}) self.assertEqual(output, 'foo') @setup({'if-tag11': '{% if foo %}foo{% elif bar %}bar{% elif baz %}baz{% else %}nothing{% endif %}'}) def test_if_tag11(self): output = self.engine.render_to_string('if-tag11', {'bar': True}) self.assertEqual(output, 'bar') @setup({'if-tag12': '{% if foo %}foo{% elif bar %}bar{% elif baz %}baz{% else %}nothing{% endif %}'}) def test_if_tag12(self): output = self.engine.render_to_string('if-tag12', {'baz': True}) self.assertEqual(output, 'baz') @setup({'if-tag13': '{% if foo %}foo{% elif bar %}bar{% elif baz %}baz{% else %}nothing{% endif %}'}) def test_if_tag13(self): output = self.engine.render_to_string('if-tag13') self.assertEqual(output, 'nothing') # Filters @setup({'if-tag-filter01': '{% if foo|length == 5 %}yes{% else %}no{% endif %}'}) def test_if_tag_filter01(self): output = self.engine.render_to_string('if-tag-filter01', {'foo': 'abcde'}) self.assertEqual(output, 'yes') @setup({'if-tag-filter02': '{% if foo|upper == \'ABC\' %}yes{% else %}no{% endif %}'}) def test_if_tag_filter02(self): output = self.engine.render_to_string('if-tag-filter02') self.assertEqual(output, 'no') # Equality @setup({'if-tag-eq01': '{% if foo == bar %}yes{% else %}no{% endif %}'}) def test_if_tag_eq01(self): output = self.engine.render_to_string('if-tag-eq01') self.assertEqual(output, 'yes') @setup({'if-tag-eq02': '{% if foo == bar %}yes{% else %}no{% endif %}'}) def test_if_tag_eq02(self): output = self.engine.render_to_string('if-tag-eq02', {'foo': 1}) self.assertEqual(output, 'no') @setup({'if-tag-eq03': '{% if foo == bar %}yes{% else %}no{% endif %}'}) def test_if_tag_eq03(self): output = self.engine.render_to_string('if-tag-eq03', {'foo': 1, 'bar': 1}) self.assertEqual(output, 'yes') @setup({'if-tag-eq04': '{% if foo == bar %}yes{% else %}no{% endif %}'}) def test_if_tag_eq04(self): output = self.engine.render_to_string('if-tag-eq04', {'foo': 1, 'bar': 2}) self.assertEqual(output, 'no') @setup({'if-tag-eq05': '{% if foo == \'\' %}yes{% else %}no{% endif %}'}) def test_if_tag_eq05(self): output = self.engine.render_to_string('if-tag-eq05') self.assertEqual(output, 'no') # Inequality @setup({'if-tag-noteq01': '{% if foo != bar %}yes{% else %}no{% endif %}'}) def test_if_tag_noteq01(self): output = self.engine.render_to_string('if-tag-noteq01') self.assertEqual(output, 'no') @setup({'if-tag-noteq02': '{% if foo != bar %}yes{% else %}no{% endif %}'}) def test_if_tag_noteq02(self): output = self.engine.render_to_string('if-tag-noteq02', {'foo': 1}) self.assertEqual(output, 'yes') @setup({'if-tag-noteq03': '{% if foo != bar %}yes{% else %}no{% endif %}'}) def test_if_tag_noteq03(self): output = self.engine.render_to_string('if-tag-noteq03', {'foo': 1, 'bar': 1}) self.assertEqual(output, 'no') @setup({'if-tag-noteq04': '{% if foo != bar %}yes{% else %}no{% endif %}'}) def test_if_tag_noteq04(self): output = self.engine.render_to_string('if-tag-noteq04', {'foo': 1, 'bar': 2}) self.assertEqual(output, 'yes') @setup({'if-tag-noteq05': '{% if foo != "" %}yes{% else %}no{% endif %}'}) def test_if_tag_noteq05(self): output = self.engine.render_to_string('if-tag-noteq05') self.assertEqual(output, 'yes') # Comparison @setup({'if-tag-gt-01': '{% if 2 > 1 %}yes{% else %}no{% endif %}'}) def test_if_tag_gt_01(self): output = self.engine.render_to_string('if-tag-gt-01') self.assertEqual(output, 'yes') @setup({'if-tag-gt-02': '{% if 1 > 1 %}yes{% else %}no{% endif %}'}) def test_if_tag_gt_02(self): output = self.engine.render_to_string('if-tag-gt-02') self.assertEqual(output, 'no') @setup({'if-tag-gte-01': '{% if 1 >= 1 %}yes{% else %}no{% endif %}'}) def test_if_tag_gte_01(self): output = self.engine.render_to_string('if-tag-gte-01') self.assertEqual(output, 'yes') @setup({'if-tag-gte-02': '{% if 1 >= 2 %}yes{% else %}no{% endif %}'}) def test_if_tag_gte_02(self): output = self.engine.render_to_string('if-tag-gte-02') self.assertEqual(output, 'no') @setup({'if-tag-lt-01': '{% if 1 < 2 %}yes{% else %}no{% endif %}'}) def test_if_tag_lt_01(self): output = self.engine.render_to_string('if-tag-lt-01') self.assertEqual(output, 'yes') @setup({'if-tag-lt-02': '{% if 1 < 1 %}yes{% else %}no{% endif %}'}) def test_if_tag_lt_02(self): output = self.engine.render_to_string('if-tag-lt-02') self.assertEqual(output, 'no') @setup({'if-tag-lte-01': '{% if 1 <= 1 %}yes{% else %}no{% endif %}'}) def test_if_tag_lte_01(self): output = self.engine.render_to_string('if-tag-lte-01') self.assertEqual(output, 'yes') @setup({'if-tag-lte-02': '{% if 2 <= 1 %}yes{% else %}no{% endif %}'}) def test_if_tag_lte_02(self): output = self.engine.render_to_string('if-tag-lte-02') self.assertEqual(output, 'no') # Contains @setup({'if-tag-in-01': '{% if 1 in x %}yes{% else %}no{% endif %}'}) def test_if_tag_in_01(self): output = self.engine.render_to_string('if-tag-in-01', {'x': [1]}) self.assertEqual(output, 'yes') @setup({'if-tag-in-02': '{% if 2 in x %}yes{% else %}no{% endif %}'}) def test_if_tag_in_02(self): output = self.engine.render_to_string('if-tag-in-02', {'x': [1]}) self.assertEqual(output, 'no') @setup({'if-tag-not-in-01': '{% if 1 not in x %}yes{% else %}no{% endif %}'}) def test_if_tag_not_in_01(self): output = self.engine.render_to_string('if-tag-not-in-01', {'x': [1]}) self.assertEqual(output, 'no') @setup({'if-tag-not-in-02': '{% if 2 not in x %}yes{% else %}no{% endif %}'}) def test_if_tag_not_in_02(self): output = self.engine.render_to_string('if-tag-not-in-02', {'x': [1]}) self.assertEqual(output, 'yes') # AND @setup({'if-tag-and01': '{% if foo and bar %}yes{% else %}no{% endif %}'}) def test_if_tag_and01(self): output = self.engine.render_to_string('if-tag-and01', {'foo': True, 'bar': True}) self.assertEqual(output, 'yes') @setup({'if-tag-and02': '{% if foo and bar %}yes{% else %}no{% endif %}'}) def test_if_tag_and02(self): output = self.engine.render_to_string('if-tag-and02', {'foo': True, 'bar': False}) self.assertEqual(output, 'no') @setup({'if-tag-and03': '{% if foo and bar %}yes{% else %}no{% endif %}'}) def test_if_tag_and03(self): output = self.engine.render_to_string('if-tag-and03', {'foo': False, 'bar': True}) self.assertEqual(output, 'no') @setup({'if-tag-and04': '{% if foo and bar %}yes{% else %}no{% endif %}'}) def test_if_tag_and04(self): output = self.engine.render_to_string('if-tag-and04', {'foo': False, 'bar': False}) self.assertEqual(output, 'no') @setup({'if-tag-and05': '{% if foo and bar %}yes{% else %}no{% endif %}'}) def test_if_tag_and05(self): output = self.engine.render_to_string('if-tag-and05', {'foo': False}) self.assertEqual(output, 'no') @setup({'if-tag-and06': '{% if foo and bar %}yes{% else %}no{% endif %}'}) def test_if_tag_and06(self): output = self.engine.render_to_string('if-tag-and06', {'bar': False}) self.assertEqual(output, 'no') @setup({'if-tag-and07': '{% if foo and bar %}yes{% else %}no{% endif %}'}) def test_if_tag_and07(self): output = self.engine.render_to_string('if-tag-and07', {'foo': True}) self.assertEqual(output, 'no') @setup({'if-tag-and08': '{% if foo and bar %}yes{% else %}no{% endif %}'}) def test_if_tag_and08(self): output = self.engine.render_to_string('if-tag-and08', {'bar': True}) self.assertEqual(output, 'no') # OR @setup({'if-tag-or01': '{% if foo or bar %}yes{% else %}no{% endif %}'}) def test_if_tag_or01(self): output = self.engine.render_to_string('if-tag-or01', {'foo': True, 'bar': True}) self.assertEqual(output, 'yes') @setup({'if-tag-or02': '{% if foo or bar %}yes{% else %}no{% endif %}'}) def test_if_tag_or02(self): output = self.engine.render_to_string('if-tag-or02', {'foo': True, 'bar': False}) self.assertEqual(output, 'yes') @setup({'if-tag-or03': '{% if foo or bar %}yes{% else %}no{% endif %}'}) def test_if_tag_or03(self): output = self.engine.render_to_string('if-tag-or03', {'foo': False, 'bar': True}) self.assertEqual(output, 'yes') @setup({'if-tag-or04': '{% if foo or bar %}yes{% else %}no{% endif %}'}) def test_if_tag_or04(self): output = self.engine.render_to_string('if-tag-or04', {'foo': False, 'bar': False}) self.assertEqual(output, 'no') @setup({'if-tag-or05': '{% if foo or bar %}yes{% else %}no{% endif %}'}) def test_if_tag_or05(self): output = self.engine.render_to_string('if-tag-or05', {'foo': False}) self.assertEqual(output, 'no') @setup({'if-tag-or06': '{% if foo or bar %}yes{% else %}no{% endif %}'}) def test_if_tag_or06(self): output = self.engine.render_to_string('if-tag-or06', {'bar': False}) self.assertEqual(output, 'no') @setup({'if-tag-or07': '{% if foo or bar %}yes{% else %}no{% endif %}'}) def test_if_tag_or07(self): output = self.engine.render_to_string('if-tag-or07', {'foo': True}) self.assertEqual(output, 'yes') @setup({'if-tag-or08': '{% if foo or bar %}yes{% else %}no{% endif %}'}) def test_if_tag_or08(self): output = self.engine.render_to_string('if-tag-or08', {'bar': True}) self.assertEqual(output, 'yes') @setup({'if-tag-or09': '{% if foo or bar or baz %}yes{% else %}no{% endif %}'}) def test_if_tag_or09(self): """ multiple ORs """ output = self.engine.render_to_string('if-tag-or09', {'baz': True}) self.assertEqual(output, 'yes') # NOT @setup({'if-tag-not01': '{% if not foo %}no{% else %}yes{% endif %}'}) def test_if_tag_not01(self): output = self.engine.render_to_string('if-tag-not01', {'foo': True}) self.assertEqual(output, 'yes') @setup({'if-tag-not02': '{% if not not foo %}no{% else %}yes{% endif %}'}) def test_if_tag_not02(self): output = self.engine.render_to_string('if-tag-not02', {'foo': True}) self.assertEqual(output, 'no') @setup({'if-tag-not06': '{% if foo and not bar %}yes{% else %}no{% endif %}'}) def test_if_tag_not06(self): output = self.engine.render_to_string('if-tag-not06') self.assertEqual(output, 'no') @setup({'if-tag-not07': '{% if foo and not bar %}yes{% else %}no{% endif %}'}) def test_if_tag_not07(self): output = self.engine.render_to_string('if-tag-not07', {'foo': True, 'bar': True}) self.assertEqual(output, 'no') @setup({'if-tag-not08': '{% if foo and not bar %}yes{% else %}no{% endif %}'}) def test_if_tag_not08(self): output = self.engine.render_to_string('if-tag-not08', {'foo': True, 'bar': False}) self.assertEqual(output, 'yes') @setup({'if-tag-not09': '{% if foo and not bar %}yes{% else %}no{% endif %}'}) def test_if_tag_not09(self): output = self.engine.render_to_string('if-tag-not09', {'foo': False, 'bar': True}) self.assertEqual(output, 'no') @setup({'if-tag-not10': '{% if foo and not bar %}yes{% else %}no{% endif %}'}) def test_if_tag_not10(self): output = self.engine.render_to_string('if-tag-not10', {'foo': False, 'bar': False}) self.assertEqual(output, 'no') @setup({'if-tag-not11': '{% if not foo and bar %}yes{% else %}no{% endif %}'}) def test_if_tag_not11(self): output = self.engine.render_to_string('if-tag-not11') self.assertEqual(output, 'no') @setup({'if-tag-not12': '{% if not foo and bar %}yes{% else %}no{% endif %}'}) def test_if_tag_not12(self): output = self.engine.render_to_string('if-tag-not12', {'foo': True, 'bar': True}) self.assertEqual(output, 'no') @setup({'if-tag-not13': '{% if not foo and bar %}yes{% else %}no{% endif %}'}) def test_if_tag_not13(self): output = self.engine.render_to_string('if-tag-not13', {'foo': True, 'bar': False}) self.assertEqual(output, 'no') @setup({'if-tag-not14': '{% if not foo and bar %}yes{% else %}no{% endif %}'}) def test_if_tag_not14(self): output = self.engine.render_to_string('if-tag-not14', {'foo': False, 'bar': True}) self.assertEqual(output, 'yes') @setup({'if-tag-not15': '{% if not foo and bar %}yes{% else %}no{% endif %}'}) def test_if_tag_not15(self): output = self.engine.render_to_string('if-tag-not15', {'foo': False, 'bar': False}) self.assertEqual(output, 'no') @setup({'if-tag-not16': '{% if foo or not bar %}yes{% else %}no{% endif %}'}) def test_if_tag_not16(self): output = self.engine.render_to_string('if-tag-not16') self.assertEqual(output, 'yes') @setup({'if-tag-not17': '{% if foo or not bar %}yes{% else %}no{% endif %}'}) def test_if_tag_not17(self): output = self.engine.render_to_string('if-tag-not17', {'foo': True, 'bar': True}) self.assertEqual(output, 'yes') @setup({'if-tag-not18': '{% if foo or not bar %}yes{% else %}no{% endif %}'}) def test_if_tag_not18(self): output = self.engine.render_to_string('if-tag-not18', {'foo': True, 'bar': False}) self.assertEqual(output, 'yes') @setup({'if-tag-not19': '{% if foo or not bar %}yes{% else %}no{% endif %}'}) def test_if_tag_not19(self): output = self.engine.render_to_string('if-tag-not19', {'foo': False, 'bar': True}) self.assertEqual(output, 'no') @setup({'if-tag-not20': '{% if foo or not bar %}yes{% else %}no{% endif %}'}) def test_if_tag_not20(self): output = self.engine.render_to_string('if-tag-not20', {'foo': False, 'bar': False}) self.assertEqual(output, 'yes') @setup({'if-tag-not21': '{% if not foo or bar %}yes{% else %}no{% endif %}'}) def test_if_tag_not21(self): output = self.engine.render_to_string('if-tag-not21') self.assertEqual(output, 'yes') @setup({'if-tag-not22': '{% if not foo or bar %}yes{% else %}no{% endif %}'}) def test_if_tag_not22(self): output = self.engine.render_to_string('if-tag-not22', {'foo': True, 'bar': True}) self.assertEqual(output, 'yes') @setup({'if-tag-not23': '{% if not foo or bar %}yes{% else %}no{% endif %}'}) def test_if_tag_not23(self): output = self.engine.render_to_string('if-tag-not23', {'foo': True, 'bar': False}) self.assertEqual(output, 'no') @setup({'if-tag-not24': '{% if not foo or bar %}yes{% else %}no{% endif %}'}) def test_if_tag_not24(self): output = self.engine.render_to_string('if-tag-not24', {'foo': False, 'bar': True}) self.assertEqual(output, 'yes') @setup({'if-tag-not25': '{% if not foo or bar %}yes{% else %}no{% endif %}'}) def test_if_tag_not25(self): output = self.engine.render_to_string('if-tag-not25', {'foo': False, 'bar': False}) self.assertEqual(output, 'yes') @setup({'if-tag-not26': '{% if not foo and not bar %}yes{% else %}no{% endif %}'}) def test_if_tag_not26(self): output = self.engine.render_to_string('if-tag-not26') self.assertEqual(output, 'yes') @setup({'if-tag-not27': '{% if not foo and not bar %}yes{% else %}no{% endif %}'}) def test_if_tag_not27(self): output = self.engine.render_to_string('if-tag-not27', {'foo': True, 'bar': True}) self.assertEqual(output, 'no') @setup({'if-tag-not28': '{% if not foo and not bar %}yes{% else %}no{% endif %}'}) def test_if_tag_not28(self): output = self.engine.render_to_string('if-tag-not28', {'foo': True, 'bar': False}) self.assertEqual(output, 'no') @setup({'if-tag-not29': '{% if not foo and not bar %}yes{% else %}no{% endif %}'}) def test_if_tag_not29(self): output = self.engine.render_to_string('if-tag-not29', {'foo': False, 'bar': True}) self.assertEqual(output, 'no') @setup({'if-tag-not30': '{% if not foo and not bar %}yes{% else %}no{% endif %}'}) def test_if_tag_not30(self): output = self.engine.render_to_string('if-tag-not30', {'foo': False, 'bar': False}) self.assertEqual(output, 'yes') @setup({'if-tag-not31': '{% if not foo or not bar %}yes{% else %}no{% endif %}'}) def test_if_tag_not31(self): output = self.engine.render_to_string('if-tag-not31') self.assertEqual(output, 'yes') @setup({'if-tag-not32': '{% if not foo or not bar %}yes{% else %}no{% endif %}'}) def test_if_tag_not32(self): output = self.engine.render_to_string('if-tag-not32', {'foo': True, 'bar': True}) self.assertEqual(output, 'no') @setup({'if-tag-not33': '{% if not foo or not bar %}yes{% else %}no{% endif %}'}) def test_if_tag_not33(self): output = self.engine.render_to_string('if-tag-not33', {'foo': True, 'bar': False}) self.assertEqual(output, 'yes') @setup({'if-tag-not34': '{% if not foo or not bar %}yes{% else %}no{% endif %}'}) def test_if_tag_not34(self): output = self.engine.render_to_string('if-tag-not34', {'foo': False, 'bar': True}) self.assertEqual(output, 'yes') @setup({'if-tag-not35': '{% if not foo or not bar %}yes{% else %}no{% endif %}'}) def test_if_tag_not35(self): output = self.engine.render_to_string('if-tag-not35', {'foo': False, 'bar': False}) self.assertEqual(output, 'yes') # Various syntax errors @setup({'if-tag-error01': '{% if %}yes{% endif %}'}) def test_if_tag_error01(self): with self.assertRaises(TemplateSyntaxError): self.engine.get_template('if-tag-error01') @setup({'if-tag-error02': '{% if foo and %}yes{% else %}no{% endif %}'}) def test_if_tag_error02(self): with self.assertRaises(TemplateSyntaxError): self.engine.render_to_string('if-tag-error02', {'foo': True}) @setup({'if-tag-error03': '{% if foo or %}yes{% else %}no{% endif %}'}) def test_if_tag_error03(self): with self.assertRaises(TemplateSyntaxError): self.engine.render_to_string('if-tag-error03', {'foo': True}) @setup({'if-tag-error04': '{% if not foo and %}yes{% else %}no{% endif %}'}) def test_if_tag_error04(self): with self.assertRaises(TemplateSyntaxError): self.engine.render_to_string('if-tag-error04', {'foo': True}) @setup({'if-tag-error05': '{% if not foo or %}yes{% else %}no{% endif %}'}) def test_if_tag_error05(self): with self.assertRaises(TemplateSyntaxError): self.engine.render_to_string('if-tag-error05', {'foo': True}) @setup({'if-tag-error06': '{% if abc def %}yes{% endif %}'}) def test_if_tag_error06(self): with self.assertRaises(TemplateSyntaxError): self.engine.get_template('if-tag-error06') @setup({'if-tag-error07': '{% if not %}yes{% endif %}'}) def test_if_tag_error07(self): with self.assertRaises(TemplateSyntaxError): self.engine.get_template('if-tag-error07') @setup({'if-tag-error08': '{% if and %}yes{% endif %}'}) def test_if_tag_error08(self): with self.assertRaises(TemplateSyntaxError): self.engine.get_template('if-tag-error08') @setup({'if-tag-error09': '{% if or %}yes{% endif %}'}) def test_if_tag_error09(self): with self.assertRaises(TemplateSyntaxError): self.engine.get_template('if-tag-error09') @setup({'if-tag-error10': '{% if == %}yes{% endif %}'}) def test_if_tag_error10(self): with self.assertRaises(TemplateSyntaxError): self.engine.get_template('if-tag-error10') @setup({'if-tag-error11': '{% if 1 == %}yes{% endif %}'}) def test_if_tag_error11(self): with self.assertRaises(TemplateSyntaxError): self.engine.get_template('if-tag-error11') @setup({'if-tag-error12': '{% if a not b %}yes{% endif %}'}) def test_if_tag_error12(self): with self.assertRaises(TemplateSyntaxError): self.engine.get_template('if-tag-error12') @setup({'else-if-tag-error01': '{% if foo is bar %} yes {% else if foo is not bar %} no {% endif %}'}) def test_else_if_tag_error01(self): error_message = 'Malformed template tag at line 1: "else if foo is not bar"' with self.assertRaisesMessage(TemplateSyntaxError, error_message): self.engine.get_template('else-if-tag-error01') @setup({'if-tag-shortcircuit01': '{% if x.is_true or x.is_bad %}yes{% else %}no{% endif %}'}) def test_if_tag_shortcircuit01(self): """ If evaluations are shortcircuited where possible """ output = self.engine.render_to_string('if-tag-shortcircuit01', {'x': TestObj()}) self.assertEqual(output, 'yes') @setup({'if-tag-shortcircuit02': '{% if x.is_false and x.is_bad %}yes{% else %}no{% endif %}'}) def test_if_tag_shortcircuit02(self): """ The is_bad() function should not be evaluated. If it is, an exception is raised. """ output = self.engine.render_to_string('if-tag-shortcircuit02', {'x': TestObj()}) self.assertEqual(output, 'no') @setup({'if-tag-badarg01': '{% if x|default_if_none:y %}yes{% endif %}'}) def test_if_tag_badarg01(self): """ Non-existent args """ output = self.engine.render_to_string('if-tag-badarg01') self.assertEqual(output, '') @setup({'if-tag-badarg02': '{% if x|default_if_none:y %}yes{% endif %}'}) def test_if_tag_badarg02(self): output = self.engine.render_to_string('if-tag-badarg02', {'y': 0}) self.assertEqual(output, '') @setup({'if-tag-badarg03': '{% if x|default_if_none:y %}yes{% endif %}'}) def test_if_tag_badarg03(self): output = self.engine.render_to_string('if-tag-badarg03', {'y': 1}) self.assertEqual(output, 'yes') @setup({'if-tag-badarg04': '{% if x|default_if_none:y %}yes{% else %}no{% endif %}'}) def test_if_tag_badarg04(self): output = self.engine.render_to_string('if-tag-badarg04') self.assertEqual(output, 'no') @setup({'if-tag-single-eq': '{% if foo = bar %}yes{% else %}no{% endif %}'}) def test_if_tag_single_eq(self): # A single equals sign is a syntax error. with self.assertRaises(TemplateSyntaxError): self.engine.render_to_string('if-tag-single-eq', {'foo': 1}) @setup({'template': '{% if foo is True %}yes{% else %}no{% endif %}'}) def test_if_is_match(self): output = self.engine.render_to_string('template', {'foo': True}) self.assertEqual(output, 'yes') @setup({'template': '{% if foo is True %}yes{% else %}no{% endif %}'}) def test_if_is_no_match(self): output = self.engine.render_to_string('template', {'foo': 1}) self.assertEqual(output, 'no') @setup({'template': '{% if foo is bar %}yes{% else %}no{% endif %}'}) def test_if_is_variable_missing(self): output = self.engine.render_to_string('template', {'foo': 1}) self.assertEqual(output, 'no') @setup({'template': '{% if foo is bar %}yes{% else %}no{% endif %}'}) def test_if_is_both_variables_missing(self): output = self.engine.render_to_string('template', {}) self.assertEqual(output, 'yes') @setup({'template': '{% if foo is not None %}yes{% else %}no{% endif %}'}) def test_if_is_not_match(self): # For this to act as a regression test, it's important not to use # foo=True because True is (not None) output = self.engine.render_to_string('template', {'foo': False}) self.assertEqual(output, 'yes') @setup({'template': '{% if foo is not None %}yes{% else %}no{% endif %}'}) def test_if_is_not_no_match(self): output = self.engine.render_to_string('template', {'foo': None}) self.assertEqual(output, 'no') @setup({'template': '{% if foo is not bar %}yes{% else %}no{% endif %}'}) def test_if_is_not_variable_missing(self): output = self.engine.render_to_string('template', {'foo': False}) self.assertEqual(output, 'yes') @setup({'template': '{% if foo is not bar %}yes{% else %}no{% endif %}'}) def test_if_is_not_both_variables_missing(self): output = self.engine.render_to_string('template', {}) self.assertEqual(output, 'no')