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49 lines
2.2 KiB
Rust
49 lines
2.2 KiB
Rust
/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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use cssparser::{Parser, ParserInput};
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use parsing::parse;
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use style::context::QuirksMode;
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use style::parser::{Parse, ParserContext};
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use style::stylesheets::{CssRuleType, Origin};
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use style::values::specified::length::{AbsoluteLength, Length, NoCalcLength};
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use style_traits::{ParsingMode, ToCss};
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#[test]
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fn test_calc() {
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assert!(parse(Length::parse, "calc(1px+ 2px)").is_err());
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assert!(parse(Length::parse, "calc(calc(1px) + calc(1px + 4px))").is_ok());
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assert!(parse(Length::parse, "calc( 1px + 2px )").is_ok());
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assert!(parse(Length::parse, "calc(1px + 2px )").is_ok());
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assert!(parse(Length::parse, "calc( 1px + 2px)").is_ok());
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assert!(parse(Length::parse, "calc( 1px + 2px / ( 1 + 2 - 1))").is_ok());
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}
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#[test]
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fn test_length_literals() {
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assert_roundtrip_with_context!(Length::parse, "0.33px", "0.33px");
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assert_roundtrip_with_context!(Length::parse, "0.33in", "0.33in");
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assert_roundtrip_with_context!(Length::parse, "0.33cm", "0.33cm");
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assert_roundtrip_with_context!(Length::parse, "0.33mm", "0.33mm");
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assert_roundtrip_with_context!(Length::parse, "0.33q", "0.33q");
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assert_roundtrip_with_context!(Length::parse, "0.33pt", "0.33pt");
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assert_roundtrip_with_context!(Length::parse, "0.33pc", "0.33pc");
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}
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#[test]
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fn test_parsing_modes() {
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// In default length mode, non-zero lengths must have a unit.
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assert!(parse(Length::parse, "1").is_err());
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// In SVG length mode, non-zero lengths are assumed to be px.
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let url = ::servo_url::ServoUrl::parse("http://localhost").unwrap();
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let context = ParserContext::new(Origin::Author, &url,
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Some(CssRuleType::Style), ParsingMode::ALLOW_UNITLESS_LENGTH,
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QuirksMode::NoQuirks);
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let mut input = ParserInput::new("1");
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let mut parser = Parser::new(&mut input);
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let result = Length::parse(&context, &mut parser);
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assert!(result.is_ok());
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assert_eq!(result.unwrap(), Length::NoCalc(NoCalcLength::Absolute(AbsoluteLength::Px(1.))));
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}
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