120 lines
4.5 KiB
Ruby
120 lines
4.5 KiB
Ruby
require 'test_helper'
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class SassExtensionsTest < Test::Unit::TestCase
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def test_simple
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assert_equal "a b", evaluate(%Q{nest("a", "b")})
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end
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def test_left_side_expansion
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assert_equal "a c, b c", evaluate(%Q{nest("a, b", "c")})
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end
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def test_right_side_expansion
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assert_equal "a b, a c", evaluate(%Q{nest("a", "b, c")})
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end
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def test_both_sides_expansion
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assert_equal "a c, a d, b c, b d", evaluate(%Q{nest("a, b", "c, d")})
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end
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def test_three_selectors_expansion
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assert_equal "a b, a c, a d", evaluate(%Q{nest("a", "b, c, d")})
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end
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def test_third_argument_expansion
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assert_equal "a b e, a b f, a c e, a c f, a d e, a d f", evaluate(%Q{nest("a", "b, c, d", "e, f")})
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end
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def test_enumerate
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assert_equal ".grid-1, .grid-2, .grid-3", evaluate(%Q{enumerate(".grid", 1, 3, "-")})
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end
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def test_append_selector
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assert_equal "div.bar", evaluate(%Q{append_selector("div", ".bar")})
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assert_equal ".foo1.bar1, .foo1.bar2, .foo2.bar1, .foo2.bar2", evaluate(%Q{append_selector(".foo1, .foo2", ".bar1, .bar2")})
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end
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def test_headers
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assert_equal "h1, h2, h3, h4, h5, h6", evaluate("headers()")
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assert_equal "h1, h2, h3, h4, h5, h6", evaluate("headers(all)")
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assert_equal "h1, h2, h3, h4", evaluate("headers(4)")
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assert_equal "h2, h3", evaluate("headers(2,3)")
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assert_equal "h4, h5, h6", evaluate("headers(4,6)")
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end
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def test_scale_lightness
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assert_equal "75%", evaluate("lightness(scale-lightness(hsl(50deg, 50%, 50%), 50%))")
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assert_equal "25%", evaluate("lightness(scale-lightness(hsl(50deg, 50%, 50%), -50%))")
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end
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def test_adjust_lightness
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assert_equal "75%", evaluate("lightness(adjust-lightness(hsl(50deg, 50%, 50%), 25%))")
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assert_equal "25%", evaluate("lightness(adjust-lightness(hsl(50deg, 50%, 50%), -25%))")
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assert_equal "100%", evaluate("lightness(adjust-lightness(hsl(50deg, 50%, 50%), 500%))")
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assert_equal "0%", evaluate("lightness(adjust-lightness(hsl(50deg, 50%, 50%), -500%))")
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end
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def test_scale_saturation
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assert_equal "75%", evaluate("saturation(scale-saturation(hsl(50deg, 50%, 50%), 50%))")
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assert_equal "25%", evaluate("saturation(scale-saturation(hsl(50deg, 50%, 50%), -50%))")
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end
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def test_adjust_saturation
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assert_equal "75%", evaluate("saturation(adjust-saturation(hsl(50deg, 50%, 50%), 25%))")
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assert_equal "25%", evaluate("saturation(adjust-saturation(hsl(50deg, 50%, 50%), -25%))")
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end
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def test_if_function
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assert_equal "no", evaluate("if(false, yes, no)")
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assert_equal "yes", evaluate("if(true, yes, no)")
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end
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def test_trig_functions
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assert_equal "0.841", evaluate("sin(1)")
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assert_equal "0.841px", evaluate("sin(1px)")
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assert_equal "0.0", evaluate("sin(pi())")
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assert_equal "1", evaluate("sin(pi() / 2)")
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assert_equal "0.0", evaluate("sin(180deg)")
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assert_equal "-1", evaluate("sin(3* pi() / 2)")
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assert_equal "-1", evaluate("cos(pi())")
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assert_equal "1", evaluate("cos(360deg)")
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assert_equal "-0.176", evaluate("sin(270)")
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assert_equal "1", evaluate("cos(2*pi())")
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assert_equal "0.0", evaluate("cos(pi() / 2)")
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assert_equal "0.0", evaluate("cos(3* pi() / 2)")
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assert_equal "0.0", evaluate("tan(pi())")
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assert_equal "0.0", evaluate("tan(360deg)")
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assert_equal "0.959", evaluate("sin(360)")
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assert evaluate("tan(pi()/2 - 0.0001)").to_f > 1000, evaluate("tan(pi()/2 - 0.0001)")
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assert evaluate("tan(pi()/2 + 0.0001)").to_f < -1000, evaluate("tan(pi()/2 - 0.0001)")
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end
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def test_blank
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assert_equal "false", evaluate("blank(true)")
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assert_equal "true", evaluate("blank(false)")
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assert_equal "true", evaluate("blank('')")
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assert_equal "true", evaluate("blank(' ')")
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assert_equal "true", evaluate("blank(-compass-space-list(' '))")
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end
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def test_css2_fallback
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assert_equal "css3", evaluate("css2-fallback(css3, css2)")
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assert_equal "css2", evaluate("-css2(css2-fallback(css3, css2))")
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assert_equal "true", evaluate("prefixed(-css2, css2-fallback(css3, css2))")
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end
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%w(stylesheet_url font_url image_url generated_image_url).each do |helper|
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class_eval %Q{
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def test_#{helper}_helper_defers_to_existing_helper
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c = Class.new do
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def #{helper}(*args)
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:original
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end
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end
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c.send(:include, Compass::SassExtensions::Functions::Urls)
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assert_equal :original, c.new.#{helper}("logo.png")
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end
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}
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end
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protected
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def evaluate(value)
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Sass::Script::Parser.parse(value, 0, 0).perform(Sass::Environment.new).to_s
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end
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end
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