277 lines
8.7 KiB
Ruby
277 lines
8.7 KiB
Ruby
#!/usr/bin/env ruby
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require File.dirname(__FILE__) + '/../test_helper'
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require 'sass/engine'
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class SassScriptTest < Test::Unit::TestCase
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include Sass::Script
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def test_color_checks_input
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assert_raise(Sass::SyntaxError, "Color values must be between 0 and 255") {Color.new([1, 2, -1])}
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assert_raise(Sass::SyntaxError, "Color values must be between 0 and 255") {Color.new([256, 2, 3])}
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end
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def test_string_escapes
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assert_equal '"', resolve("\"\\\"\"")
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assert_equal "\\", resolve("\"\\\\\"")
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assert_equal "\\02fa", resolve("\"\\02fa\"")
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end
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def test_color_names
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assert_equal "white", resolve("white")
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assert_equal "white", resolve("#ffffff")
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assert_equal "#fffffe", resolve("white - #000001")
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end
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def test_implicit_strings
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silence_warnings do
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assert_equal Sass::Script::String.new("foo"), eval("foo")
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assert_equal Sass::Script::String.new("foo bar"), eval("foo bar")
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assert_equal Sass::Script::String.new("foo/bar"), eval("foo/bar")
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end
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end
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def test_interpolation
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assert_equal "foo bar, baz bang", resolve('"foo #{"bar"}, #{"baz"} bang"')
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assert_equal "foo bar baz bang", resolve('"foo #{"#{"ba" + "r"} baz"} bang"')
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assert_equal 'foo #{bar baz} bang', resolve('"foo \#{#{"ba" + "r"} baz} bang"')
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assert_equal 'foo #{baz bang', resolve('"foo #{"\#{" + "baz"} bang"')
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end
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def test_rule_interpolation
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assert_equal(<<CSS, render(<<SASS))
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foo bar baz bang {
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a: b; }
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CSS
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foo \#{"\#{"ba" + "r"} baz"} bang
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a: b
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SASS
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assert_equal(<<CSS, render(<<SASS))
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foo \#{bar baz} bang {
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a: b; }
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CSS
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foo \\\#{\#{"ba" + "r"} baz} bang
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a: b
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SASS
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assert_equal(<<CSS, render(<<SASS))
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foo \#{baz bang {
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a: b; }
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CSS
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foo \#{"\\\#{" + "baz"} bang
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a: b
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SASS
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end
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def test_implicit_string_warning
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assert_warning(<<WARN) {eval("foo")}
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DEPRECATION WARNING:
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On line 1, character 1 of 'test_implicit_string_warning_inline.sass'
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Implicit strings have been deprecated and will be removed in version 2.4.
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'foo' was not quoted. Please add double quotes (e.g. "foo").
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WARN
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assert_warning(<<WARN) {eval("1 + foo")}
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DEPRECATION WARNING:
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On line 1, character 5 of 'test_implicit_string_warning_inline.sass'
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Implicit strings have been deprecated and will be removed in version 2.4.
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'foo' was not quoted. Please add double quotes (e.g. "foo").
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WARN
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assert_warning(<<WARN) {render("@if 1 + foo")}
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DEPRECATION WARNING:
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On line 1, character 9 of 'test_implicit_string_warning_inline.sass'
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Implicit strings have been deprecated and will be removed in version 2.4.
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'foo' was not quoted. Please add double quotes (e.g. "foo").
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WARN
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# Regression
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assert_warning(<<WARN) {render("@if if")}
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DEPRECATION WARNING:
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On line 1, character 5 of 'test_implicit_string_warning_inline.sass'
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Implicit strings have been deprecated and will be removed in version 2.4.
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'if' was not quoted. Please add double quotes (e.g. "if").
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WARN
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end
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def test_inaccessible_functions
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assert_warning <<WARN do
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DEPRECATION WARNING:
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On line 2, character 6 of 'test_inaccessible_functions_inline.sass'
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Implicit strings have been deprecated and will be removed in version 2.4.
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'to_s' was not quoted. Please add double quotes (e.g. "to_s").
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WARN
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assert_equal "send(to_s)", resolve("send(to_s)", :line => 2)
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end
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assert_equal "public_instance_methods()", resolve("public_instance_methods()")
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end
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def test_hyphen_warning
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a = Sass::Script::String.new("a")
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b = Sass::Script::String.new("b")
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assert_warning(<<WARN) {eval("!a-!b", {}, env("a" => a, "b" => b))}
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DEPRECATION WARNING:
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On line 1, character 3 of 'test_hyphen_warning_inline.sass'
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- will be allowed as part of variable names in version 2.4.
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Please add whitespace to separate it from the previous token.
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WARN
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assert_warning(<<WARN) {eval("true-false")}
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DEPRECATION WARNING:
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On line 1, character 5 of 'test_hyphen_warning_inline.sass'
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- will be allowed as part of variable names in version 2.4.
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Please add whitespace to separate it from the previous token.
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WARN
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end
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def test_ruby_equality
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assert_equal eval('"foo"'), eval('"foo"')
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assert_equal eval('1'), eval('1.0')
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assert_not_equal eval('1'), eval('"1"')
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end
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def test_booleans
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assert_equal "true", resolve("true")
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assert_equal "false", resolve("false")
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end
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def test_boolean_ops
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assert_equal "true", resolve("true and true")
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assert_equal "true", resolve("false or true")
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assert_equal "true", resolve("true or false")
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assert_equal "true", resolve("true or true")
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assert_equal "false", resolve("false or false")
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assert_equal "false", resolve("false and true")
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assert_equal "false", resolve("true and false")
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assert_equal "false", resolve("false and false")
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assert_equal "true", resolve("not false")
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assert_equal "false", resolve("not true")
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assert_equal "true", resolve("not not true")
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assert_equal "1", resolve("false or 1")
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assert_equal "false", resolve("false and 1")
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assert_equal "2", resolve("2 or 3")
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assert_equal "3", resolve("2 and 3")
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end
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def test_arithmetic_ops
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assert_equal "2", resolve("1 + 1")
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assert_equal "0", resolve("1 - 1")
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assert_equal "8", resolve("2 * 4")
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assert_equal "0.5", resolve("2 / 4")
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assert_equal "2", resolve("4 / 2")
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assert_equal "-1", resolve("-1")
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end
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def test_string_ops
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assert_equal "foo bar", resolve('"foo" "bar"')
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assert_equal "true 1", resolve('true 1')
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assert_equal "foo, bar", resolve('"foo" , "bar"')
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assert_equal "true, 1", resolve('true , 1')
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assert_equal "foobar", resolve('"foo" + "bar"')
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assert_equal "true1", resolve('true + 1')
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assert_equal "foo-bar", resolve('"foo" - "bar"')
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assert_equal "true-1", resolve('true - 1')
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assert_equal "foo/bar", resolve('"foo" / "bar"')
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assert_equal "true/1", resolve('true / 1')
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assert_equal "-bar", resolve('- "bar"')
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assert_equal "-true", resolve('- true')
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assert_equal "/bar", resolve('/ "bar"')
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assert_equal "/true", resolve('/ true')
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end
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def test_relational_ops
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assert_equal "false", resolve("1 > 2")
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assert_equal "false", resolve("2 > 2")
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assert_equal "true", resolve("3 > 2")
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assert_equal "false", resolve("1 >= 2")
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assert_equal "true", resolve("2 >= 2")
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assert_equal "true", resolve("3 >= 2")
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assert_equal "true", resolve("1 < 2")
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assert_equal "false", resolve("2 < 2")
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assert_equal "false", resolve("3 < 2")
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assert_equal "true", resolve("1 <= 2")
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assert_equal "true", resolve("2 <= 2")
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assert_equal "false", resolve("3 <= 2")
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end
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def test_equals
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assert_equal("true", resolve('"foo" == !foo', {},
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env("foo" => Sass::Script::String.new("foo"))))
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assert_equal "true", resolve("1 == 1.0")
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assert_equal "true", resolve("false != true")
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assert_equal "false", resolve("1em == 1px")
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assert_equal "false", resolve("12 != 12")
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end
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def test_operation_precedence
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assert_equal "false true", resolve("true and false false or true")
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assert_equal "true", resolve("false and true or true and true")
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assert_equal "true", resolve("1 == 2 or 3 == 3")
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assert_equal "true", resolve("1 < 2 == 3 >= 3")
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assert_equal "true", resolve("1 + 3 > 4 - 2")
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assert_equal "11", resolve("1 + 2 * 3 + 4")
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end
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def test_functions
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assert_equal "#80ff80", resolve("hsl(120, 100%, 75%)")
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assert_equal "#81ff81", resolve("hsl(120, 100%, 75%) + #010001")
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end
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def test_operator_unit_conversion
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assert_equal "1.1cm", resolve("1cm + 1mm")
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assert_equal "true", resolve("2mm < 1cm")
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assert_equal "true", resolve("10mm == 1cm")
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assert_equal "true", resolve("1 == 1cm")
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assert_equal "true", resolve("1.1cm == 11mm")
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end
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private
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def resolve(str, opts = {}, environment = env)
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munge_filename opts
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eval(str, opts, environment).to_s
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end
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def eval(str, opts = {}, environment = env)
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munge_filename opts
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Sass::Script.parse(str, opts[:line] || 1,
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opts[:offset] || 0, opts[:filename]).perform(environment)
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end
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def render(sass, options = {})
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munge_filename options
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Sass::Engine.new(sass, options).render
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end
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def assert_warning(message)
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the_real_stderr, $stderr = $stderr, StringIO.new
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yield
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assert_equal message.strip, $stderr.string.strip
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ensure
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$stderr = the_real_stderr
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end
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def silence_warnings
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the_real_stderr, $stderr = $stderr, StringIO.new
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yield
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ensure
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$stderr = the_real_stderr
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end
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def env(hash = {})
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env = Sass::Environment.new
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hash.each {|k, v| env.set_var(k, v)}
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env
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end
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def test_number_printing
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assert_equal "1", eval("1")
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assert_equal "1", eval("1.0")
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assert_equal "1.121", eval("1.1214")
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assert_equal "1.122", eval("1.1215")
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assert_equal "Infinity", eval("1.0/0.0")
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assert_equal "-Infinity", eval("-1.0/0.0")
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assert_equal "NaN", eval("0.0/0.0")
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end
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end
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