rust/src/test/rustdoc-gui/header-size.goml

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// This test check that headers (a) have the correct heading level, and (b) are the right size.
// The sizes may change as design changes, but try to make sure a lower header is never bigger than
// its parent headers.
// Most of these sizes are set in CSS in `em` units, so here's a conversion chart based on our
// default 16px font size:
// 24px 1.5em
// 22.4px 1.4em
// 20.8px 1.3em
// 18.4px 1.15em
// 17.6px 1.1em
// 16px 1em
// 15.2px 0.95em
goto: file://|DOC_PATH|/test_docs/struct.HeavilyDocumentedStruct.html
assert-css: ("h1.fqn", {"font-size": "24px"})
assert-css: ("h2#top-doc-prose-title", {"font-size": "20.8px"})
assert-css: ("h3#top-doc-prose-sub-heading", {"font-size": "18.4px"})
assert-css: ("h4#top-doc-prose-sub-sub-heading", {"font-size": "17.6px"})
assert-css: ("h2#fields", {"font-size": "22.4px"})
assert-css: ("h3#title-for-field", {"font-size": "20.8px"})
assert-css: ("h4#sub-heading-for-field", {"font-size": "16px"})
assert-css: ("h2#implementations", {"font-size": "22.4px"})
assert-css: ("#impl > h3.code-header", {"font-size": "17.6px"})
assert-css: ("#method\.do_nothing > h4.code-header", {"font-size": "16px"})
assert-css: ("h4#title-for-struct-impl-doc", {"font-size": "16px"})
assert-css: ("h5#sub-heading-for-struct-impl-doc", {"font-size": "16px"})
assert-css: ("h6#sub-sub-heading-for-struct-impl-doc", {"font-size": "15.2px"})
assert-css: ("h5#title-for-struct-impl-item-doc", {"font-size": "16px"})
assert-css: ("h6#sub-heading-for-struct-impl-item-doc", {"font-size": "15.2px"})
assert-css: ("h6#sub-sub-heading-for-struct-impl-item-doc", {"font-size": "15.2px"})
goto: file://|DOC_PATH|/test_docs/enum.HeavilyDocumentedEnum.html
assert-css: ("h1.fqn", {"font-size": "24px"})
assert-css: ("h2#top-doc-prose-title", {"font-size": "20.8px"})
assert-css: ("h3#top-doc-prose-sub-heading", {"font-size": "18.4px"})
assert-css: ("h4#top-doc-prose-sub-sub-heading", {"font-size": "17.6px"})
assert-css: ("h2#variants", {"font-size": "22.4px"})
assert-css: ("h3#none-prose-title", {"font-size": "20.8px"})
assert-css: ("h4#none-prose-sub-heading", {"font-size": "16px"})
assert-css: ("h3#wrapped-prose-title", {"font-size": "20.8px"})
assert-css: ("h4#wrapped-prose-sub-heading", {"font-size": "16px"})
assert-css: ("h4#wrapped0-prose-title", {"font-size": "16px"})
assert-css: ("h5#wrapped0-prose-sub-heading", {"font-size": "16px"})
assert-css: ("h4#structy-prose-title", {"font-size": "16px"})
assert-css: ("h5#structy-prose-sub-heading", {"font-size": "16px"})
assert-css: ("h2#implementations", {"font-size": "22.4px"})
assert-css: ("#impl > h3.code-header", {"font-size": "17.6px"})
assert-css: ("#method\.do_nothing > h4.code-header", {"font-size": "16px"})
assert-css: ("h4#title-for-enum-impl-doc", {"font-size": "16px"})
assert-css: ("h5#sub-heading-for-enum-impl-doc", {"font-size": "16px"})
assert-css: ("h6#sub-sub-heading-for-enum-impl-doc", {"font-size": "15.2px"})
assert-css: ("h5#title-for-enum-impl-item-doc", {"font-size": "16px"})
assert-css: ("h6#sub-heading-for-enum-impl-item-doc", {"font-size": "15.2px"})
assert-css: ("h6#sub-sub-heading-for-enum-impl-item-doc", {"font-size": "15.2px"})
goto: file://|DOC_PATH|/test_docs/union.HeavilyDocumentedUnion.html
assert-css: ("h1.fqn", {"font-size": "24px"})
assert-css: ("h2#top-doc-prose-title", {"font-size": "20.8px"})
assert-css: ("h3#top-doc-prose-sub-heading", {"font-size": "18.4px"})
assert-css: ("h2#fields", {"font-size": "22.4px"})
assert-css: ("h3#title-for-union-variant", {"font-size": "20.8px"})
assert-css: ("h4#sub-heading-for-union-variant", {"font-size": "16px"})
assert-css: ("h2#implementations", {"font-size": "22.4px"})
assert-css: ("#impl > h3.code-header", {"font-size": "17.6px"})
assert-css: ("h4#title-for-union-impl-doc", {"font-size": "16px"})
assert-css: ("h5#sub-heading-for-union-impl-doc", {"font-size": "16px"})
assert-css: ("h5#title-for-union-impl-item-doc", {"font-size": "16px"})
assert-css: ("h6#sub-heading-for-union-impl-item-doc", {"font-size": "15.2px"})
goto: file://|DOC_PATH|/test_docs/macro.heavily_documented_macro.html
assert-css: ("h1.fqn", {"font-size": "24px"})
assert-css: ("h2#top-doc-prose-title", {"font-size": "20.8px"})
assert-css: ("h3#top-doc-prose-sub-heading", {"font-size": "18.4px"})