107 lines
3.2 KiB
Ruby
107 lines
3.2 KiB
Ruby
require 'test_helper'
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class FoobarTag < Liquid::Tag
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def render(*args)
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" "
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end
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Liquid::Template.register_tag('foobar', FoobarTag)
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end
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class BlankTestFileSystem
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def read_template_file(template_path)
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template_path
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end
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end
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class BlankTest < Minitest::Test
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include Liquid
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N = 10
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def wrap_in_for(body)
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"{% for i in (1..#{N}) %}#{body}{% endfor %}"
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end
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def wrap_in_if(body)
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"{% if true %}#{body}{% endif %}"
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end
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def wrap(body)
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wrap_in_for(body) + wrap_in_if(body)
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end
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def test_new_tags_are_not_blank_by_default
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assert_template_result(" " * N, wrap_in_for("{% foobar %}"))
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end
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def test_loops_are_blank
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assert_template_result("", wrap_in_for(" "))
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end
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def test_if_else_are_blank
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assert_template_result("", "{% if true %} {% elsif false %} {% else %} {% endif %}")
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end
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def test_unless_is_blank
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assert_template_result("", wrap("{% unless true %} {% endunless %}"))
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end
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def test_mark_as_blank_only_during_parsing
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assert_template_result(" " * (N + 1), wrap(" {% if false %} this never happens, but still, this block is not blank {% endif %}"))
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end
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def test_comments_are_blank
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assert_template_result("", wrap(" {% comment %} whatever {% endcomment %} "))
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end
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def test_captures_are_blank
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assert_template_result("", wrap(" {% capture foo %} whatever {% endcapture %} "))
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end
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def test_nested_blocks_are_blank_but_only_if_all_children_are
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assert_template_result("", wrap(wrap(" ")))
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assert_template_result("\n but this is not " * (N + 1),
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wrap('{% if true %} {% comment %} this is blank {% endcomment %} {% endif %}
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{% if true %} but this is not {% endif %}'))
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end
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def test_assigns_are_blank
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assert_template_result("", wrap(' {% assign foo = "bar" %} '))
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end
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def test_whitespace_is_blank
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assert_template_result("", wrap(" "))
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assert_template_result("", wrap("\t"))
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end
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def test_whitespace_is_not_blank_if_other_stuff_is_present
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body = " x "
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assert_template_result(body * (N + 1), wrap(body))
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end
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def test_increment_is_not_blank
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assert_template_result(" 0" * 2 * (N + 1), wrap("{% assign foo = 0 %} {% increment foo %} {% decrement foo %}"))
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end
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def test_cycle_is_not_blank
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assert_template_result(" " * ((N + 1) / 2) + " ", wrap("{% cycle ' ', ' ' %}"))
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end
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def test_raw_is_not_blank
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assert_template_result(" " * (N + 1), wrap(" {% raw %} {% endraw %}"))
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end
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def test_include_is_blank
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Liquid::Template.file_system = BlankTestFileSystem.new
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assert_template_result "foobar" * (N + 1), wrap("{% include 'foobar' %}")
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assert_template_result " foobar " * (N + 1), wrap("{% include ' foobar ' %}")
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assert_template_result " " * (N + 1), wrap(" {% include ' ' %} ")
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end
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def test_case_is_blank
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assert_template_result("", wrap(" {% assign foo = 'bar' %} {% case foo %} {% when 'bar' %} {% when 'whatever' %} {% else %} {% endcase %} "))
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assert_template_result("", wrap(" {% assign foo = 'else' %} {% case foo %} {% when 'bar' %} {% when 'whatever' %} {% else %} {% endcase %} "))
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assert_template_result(" x " * (N + 1), wrap(" {% assign foo = 'else' %} {% case foo %} {% when 'bar' %} {% when 'whatever' %} {% else %} x {% endcase %} "))
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end
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end
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