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require 'spec_helper'
describe Temple::HTML::AttributeMerger do
before do
@merger = Temple::HTML::AttributeMerger.new
end
it 'should pass static attributes through' do
expect(@merger.call([:html, :tag,
'div',
[:html, :attrs, [:html, :attr, 'class', [:static, 'b']]],
[:content]
])).to eq [:html, :tag, "div",
[:html, :attrs,
[:html, :attr, "class", [:static, "b"]]],
[:content]]
end
it 'should preserve the order of html attributes' do
expect(@merger.call([:html, :tag,
'meta',
[:html, :attrs, [:html, :attr, 'c', [:static, '1']],
[:html, :attr, 'd', [:static, '2']],
[:html, :attr, 'a', [:static, '3']],
[:html, :attr, 'b', [:static, '4']]]
])).to eq [:html, :tag, 'meta',
[:html, :attrs,
[:html, :attr, 'c', [:static, '1']],
[:html, :attr, 'd', [:static, '2']],
[:html, :attr, 'a', [:static, '3']],
[:html, :attr, 'b', [:static, '4']]]]
# Use case:
expect(@merger.call([:html, :tag,
'meta',
[:html, :attrs, [:html, :attr, 'http-equiv', [:static, 'Content-Type']],
[:html, :attr, 'content', [:static, '']]]
])).to eq [:html, :tag, 'meta',
[:html, :attrs,
[:html, :attr, 'http-equiv', [:static, 'Content-Type']],
[:html, :attr, 'content', [:static, '']]]]
end
it 'should merge ids' do
expect(@merger.call([:html, :tag,
'div',
[:html, :attrs, [:html, :attr, 'id', [:dynamic, 'a']], [:html, :attr, 'id', [:dynamic, 'b']]],
[:content]
])).to eq [:html, :tag, "div",
[:html, :attrs,
[:html, :attr, "id",
[:multi,
[:code, "_temple_html_attributemerger1 = []"],
[:capture, "_temple_html_attributemerger1[0]", [:dynamic, "a"]],
[:capture, "_temple_html_attributemerger1[1]", [:dynamic, "b"]],
[:dynamic, "_temple_html_attributemerger1.reject(&:empty?).join(\"_\")"]]]],
[:content]]
end
it 'should merge classes' do
expect(@merger.call([:html, :tag,
'div',
[:html, :attrs, [:html, :attr, 'class', [:static, 'a']], [:html, :attr, 'class', [:dynamic, 'b']]],
[:content]
])).to eq [:html, :tag, "div",
[:html, :attrs,
[:html, :attr, "class",
[:multi,
[:code, "_temple_html_attributemerger1 = []"],
[:capture, "_temple_html_attributemerger1[0]", [:static, "a"]],
[:capture, "_temple_html_attributemerger1[1]", [:dynamic, "b"]],
[:dynamic, "_temple_html_attributemerger1.reject(&:empty?).join(\" \")"]]]],
[:content]]
end
end
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