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Test Info:
/* Any copyright is dedicated to the Public Domain.
*/
const emptyPage =
getRootDirectory(gTestPath).replace(
) + "empty.html";
add_task(async function test_svg_metrics() {
info("Testing SVG fingerprinting metrics collection...");
await BrowserTestUtils.withNewTab({ gBrowser, url: emptyPage }, () =>
GleanPings.userCharacteristics.testSubmission(
() => {
info("Testing SVG getBBox metric...");
const svgBbox = Glean.characteristics.svgBbox.testGetValue();
Assert.notEqual(svgBbox, null, "SVG bbox should be collected");
const bboxParsed = JSON.parse(svgBbox);
Assert.strictEqual(
typeof bboxParsed,
"object",
"SVG bbox should be a JSON object"
);
Assert.ok(
"x" in bboxParsed && "y" in bboxParsed,
"SVG bbox should have x and y"
);
Assert.ok(
"w" in bboxParsed && "h" in bboxParsed,
"SVG bbox should have w and h"
);
info("Testing SVG getComputedTextLength metric...");
const svgComputedTextLength =
Glean.characteristics.svgComputedTextLength.testGetValue();
Assert.notEqual(
svgComputedTextLength,
null,
"SVG computed text length should be collected"
);
Assert.ok(
!isNaN(parseFloat(svgComputedTextLength)),
"SVG computed text length should be numeric"
);
info("Testing SVG getExtentOfChar metric...");
const svgExtentOfChar =
Glean.characteristics.svgExtentOfChar.testGetValue();
Assert.notEqual(
svgExtentOfChar,
null,
"SVG extent of char should be collected"
);
const extentParsed = JSON.parse(svgExtentOfChar);
Assert.strictEqual(
typeof extentParsed,
"object",
"SVG extent of char should be a JSON object"
);
Assert.ok(
"w" in extentParsed && "h" in extentParsed,
"SVG extent of char should have w and h"
);
info("Testing SVG getSubStringLength metric...");
const svgSubstringLength =
Glean.characteristics.svgSubstringLength.testGetValue();
Assert.notEqual(
svgSubstringLength,
null,
"SVG substring length should be collected"
);
Assert.ok(
!isNaN(parseFloat(svgSubstringLength)),
"SVG substring length should be numeric"
);
info("Testing SVG emoji set metric...");
const svgEmojiSet = Glean.characteristics.svgEmojiSet.testGetValue();
Assert.notEqual(svgEmojiSet, null, "SVG emoji set should be collected");
const emojiParsed = JSON.parse(svgEmojiSet);
Assert.ok(
Array.isArray(emojiParsed),
"SVG emoji set should be a JSON array"
);
Assert.greater(
emojiParsed.length,
0,
"SVG emoji set should have at least one emoji"
);
info("All SVG fingerprinting metrics validated");
},
async () => {
const populated = TestUtils.topicObserved(
"user-characteristics-populating-data-done",
() => true
);
Services.obs.notifyObservers(
null,
"user-characteristics-testing-please-populate-data"
);
await populated;
GleanPings.userCharacteristics.submit();
}
)
);
});