40 lines
2.9 KiB
HTML
40 lines
2.9 KiB
HTML
<!DOCTYPE html>
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<body>
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<script src="/resources/testharness.js"></script>
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<script src="/resources/testharnessreport.js"></script>
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<img id="int_dpr" src="resources/dpr.py?name=square.png&mimeType=image/png&dpr=4.0">
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<img id="fractional_dpr" src="resources/dpr.py?name=square.png&mimeType=image/png&dpr=2.5">
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<img id="smaller_than_one" src="resources/dpr.py?name=square.png&mimeType=image/png&dpr=0.5">
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<img id="srcset" srcset="resources/square.png 4x">
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<img id="invalid" src="resources/dpr.py?name=square.png&mimeType=image/png&dpr=xx">
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<img id="invalid_negative" src="resources/dpr.py?name=square.png&mimeType=image/png&dpr=-2">
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<img id="invalid_zero" src="resources/dpr.py?name=square.png&mimeType=image/png&dpr=0">
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<img id="header_and_srcset_invalid" srcset="resources/dpr.py?name=square.png&mimeType=image/png&dpr=xx 4x">
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<img id="header_and_srcset_valid" srcset="resources/dpr.py?name=square.png&mimeType=image/png&dpr=4.0 2x">
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<img id="explicit_width" src="resources/dpr.py?name=square.png&mimeType=image/png&dpr=4.0" width="100" height="100">
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<img id="double_dpr" src="resources/dpr.py?name=square.png&mimeType=image/png&dpr=4.0&double=4.0">
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<img id="double_dpr_different_values" src="resources/dpr.py?name=square.png&mimeType=image/png&dpr=4.0&double=2.5">
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<script>
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let run_test = () => {
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test(() => {
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assert_equals(document.getElementById("int_dpr").naturalWidth, 25, "Integer Content-DPR header value")
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assert_equals(document.getElementById("fractional_dpr").naturalWidth, 40, "Fractional Content-DPR header value")
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assert_equals(document.getElementById("smaller_than_one").naturalWidth, 200, "Smaller than one Content-DPR header value")
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assert_equals(document.getElementById("srcset").naturalWidth, 25, "srcset")
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assert_equals(document.getElementById("invalid").naturalWidth, 100, "Invalid Content-DPR header value")
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assert_equals(document.getElementById("invalid_negative").naturalWidth, 100, "Negative Content-DPR header value")
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assert_equals(document.getElementById("invalid_zero").naturalWidth, 100, "Zero Content-DPR header value")
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assert_equals(document.getElementById("header_and_srcset_invalid").naturalWidth, 25, "Invalid Content-DPR header value with valid srcset")
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assert_equals(document.getElementById("header_and_srcset_valid").naturalWidth, 25, "Value Content-DPR header value and srcset")
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assert_equals(document.getElementById("explicit_width").naturalWidth, 25, "Explicit width attribute")
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assert_equals(document.getElementById("double_dpr").naturalWidth, 25, "Double Content-DPR header")
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assert_equals(document.getElementById("double_dpr_different_values").naturalWidth, 40, "Double Content-DPR header different values")
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}, "Test the image dimensions of different DPR sizes");
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}
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window.addEventListener("load", run_test);
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</script>
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</body>
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</html>
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