stylex_transform/shared/utils/css/tests/
transform_value_test.rs

1#[cfg(test)]
2mod transform_value_content_property_tests {
3  use crate::shared::structures::state_manager::StateManager;
4  use crate::shared::utils::css::common::transform_value;
5  use stylex_structures::stylex_options::StyleXOptions;
6
7  #[test]
8  fn preserves_css_functions_without_quotes() {
9    let functions = vec![
10      "counters(div, \".\")",
11      "counter(chapter)",
12      "counter(chapter, upper-roman)",
13      "attr(href)",
14      "url(image.jpg)",
15      "linear-gradient(#e66465, #9198e5)",
16      "image-set(\"image1x.png\" 1x, \"image2x.png\" 2x)",
17      "\"prefix\"attr(href)",
18      "url(foo.jpg)attr(alt)",
19      "var(--test)",
20      "var(--test, \"default\")",
21    ];
22
23    let state_manager = StateManager::new(StyleXOptions::default());
24
25    for input in functions {
26      let output = transform_value("content", input, &state_manager);
27      assert_eq!(output, input);
28    }
29  }
30
31  #[test]
32  fn preserves_css_keywords_without_quotes() {
33    let keywords = vec![
34      "normal",
35      "none",
36      "open-quote",
37      "close-quote",
38      "no-open-quote",
39      "no-close-quote",
40      "inherit",
41      "initial",
42      "revert",
43      "revert-layer",
44      "unset",
45    ];
46
47    let state_manager = StateManager::new(StyleXOptions::default());
48
49    for keyword in keywords {
50      let output = transform_value("content", keyword, &state_manager);
51      assert_eq!(output, keyword);
52    }
53  }
54
55  #[test]
56  fn handles_mixed_content_values() {
57    let mixed_values = vec![
58      "open-quote counter(chapter)",
59      "\"prefix\"url(image.jpg)",
60      "url(\"test.png\")/\"Alt text\"",
61      "open-quotecounter(chapter)close-quote",
62      "attr(href)normal",
63      "\"text\"attr(href)\"more text\"",
64      "counter(x)\"text\"counter(y)",
65    ];
66
67    let state_manager = StateManager::new(StyleXOptions::default());
68
69    for input in mixed_values {
70      let output = transform_value("content", input, &state_manager);
71      assert_eq!(output, input);
72    }
73  }
74
75  #[test]
76  fn adds_quotes_to_plain_strings() {
77    let strings = vec![
78      ("Hello world", "\"Hello world\""),
79      ("Simple text", "\"Simple text\""),
80      ("123", "\"123px\""),
81    ];
82
83    let state_manager = StateManager::new(StyleXOptions::default());
84
85    for (input, expected) in strings {
86      let output = transform_value("content", input, &state_manager);
87      assert_eq!(output, expected);
88    }
89  }
90
91  #[test]
92  fn preserve_units_in_zero_values_css_variables() {
93    let variables = vec![
94      // CSS variables should preserve units
95      ("--test", "0px", "0px"),
96      ("--test", "0vdh", "0vdh"),
97      // Regular properties still normalize
98      ("transform", "0rad", "0deg"),
99      ("animation-duration", "0ms", "0s"),
100      // grid-template-rows preserves fr units
101      ("grid-template-rows", "0fr", "0fr"),
102      // Percentages are always preserved
103      ("width", "0%", "0%"),
104      // Regular properties normalize px to unitless
105      ("margin", "0px", "0"),
106    ];
107
108    let state_manager = StateManager::new(StyleXOptions::default());
109
110    for (key, value, expected) in variables {
111      let output = transform_value(key, value, &state_manager);
112      assert_eq!(
113        output, expected,
114        "Failed for property '{}' with value '{}': expected '{}', got '{}'",
115        key, value, expected, output
116      );
117    }
118  }
119}
stylex_transform/shared/utils/css/tests/transform_value_test.rs

stylex_transform/shared/utils/css/tests/
transform_value_test.rs
