diff options
Diffstat (limited to 'browser/components/resistfingerprinting/test/browser/browser_animationapi_iframes.js')
| -rw-r--r-- | browser/components/resistfingerprinting/test/browser/browser_animationapi_iframes.js | 235 |
1 files changed, 235 insertions, 0 deletions
diff --git a/browser/components/resistfingerprinting/test/browser/browser_animationapi_iframes.js b/browser/components/resistfingerprinting/test/browser/browser_animationapi_iframes.js new file mode 100644 index 0000000000..29080ce3f0 --- /dev/null +++ b/browser/components/resistfingerprinting/test/browser/browser_animationapi_iframes.js @@ -0,0 +1,235 @@ +/** + * This test only tests values in the iframe, it does not test them on the framer + * + * Covers the following cases: + * - RFP is disabled entirely + * - RFP is enabled entirely + * + * - (A) RFP is exempted on the framer and framee and (if needed) on another cross-origin domain + * - (B) RFP is exempted on the framer and framee but is not on another (if needed) cross-origin domain + * - (C) RFP is exempted on the framer and (if needed) on another cross-origin domain, but not the framee + * - (D) RFP is exempted on the framer but not the framee nor another (if needed) cross-origin domain + * - (E) RFP is not exempted on the framer nor the framee but (if needed) is exempted on another cross-origin domain + * - (F) RFP is not exempted on the framer nor the framee nor another (if needed) cross-origin domain + * - (G) RFP is not exempted on the framer but is on the framee and (if needed) on another cross-origin domain + * - (H) RFP is not exempted on the framer nor another (if needed) cross-origin domain but is on the framee + */ + +"use strict"; + +requestLongerTimeout(3); + +ChromeUtils.defineESModuleGetters(this, { + AppConstants: "resource://gre/modules/AppConstants.sys.mjs", +}); + +// ============================================================================================= +// ============================================================================================= + +async function testTimePrecision(results, expectedResults, extraData) { + let testDesc = extraData.testDesc; + let precision = undefined; + + if (!expectedResults.shouldRFPApply) { + precision = extraData.Unconditional_Precision; + } else { + precision = extraData.RFP_Precision; + } + + for (let result of results) { + if ("error" in result) { + ok(false, result.error); + continue; + } + + let isRounded = isTimeValueRounded(result.value, precision); + + ok( + isRounded, + "Test: " + + testDesc + + " - '" + + "'" + + result.name + + "' should be rounded to nearest " + + precision + + " ms; saw " + + result.value + ); + } +} + +const RFP_TIME_ATOM_MS = 16.667; +const uri = `https://${FRAMER_DOMAIN}/browser/browser/components/resistfingerprinting/test/browser/file_animationapi_iframer.html`; + +// The first three variables are defined here; and then set for test banks below. +let extraData = {}; +let extraPrefs = {}; +let precision = 100; +let expectedResults = {}; // In this test, we don't have explicit expected values, but rather we expect them to be rounded + +// ======================================================================================================================== +// Create a function that defines all the tests +function addAllTests(extraData_, extraPrefs_) { + add_task( + defaultsTest.bind( + null, + uri, + testTimePrecision, + expectedResults, + extraData_, + extraPrefs_ + ) + ); + + add_task( + simpleRFPTest.bind( + null, + uri, + testTimePrecision, + expectedResults, + extraData_, + extraPrefs_ + ) + ); + + // (A) RFP is exempted on the framer and framee and (if needed) on another cross-origin domain + add_task( + testA.bind( + null, + uri, + testTimePrecision, + expectedResults, + extraData_, + extraPrefs_ + ) + ); + + // (B) RFP is exempted on the framer and framee but is not on another (if needed) cross-origin domain + add_task( + testB.bind( + null, + uri, + testTimePrecision, + expectedResults, + extraData_, + extraPrefs_ + ) + ); + + // (C) RFP is exempted on the framer and (if needed) on another cross-origin domain, but not the framee + add_task( + testC.bind( + null, + uri, + testTimePrecision, + expectedResults, + extraData_, + extraPrefs_ + ) + ); + + // (D) RFP is exempted on the framer but not the framee nor another (if needed) cross-origin domain + add_task( + testD.bind( + null, + uri, + testTimePrecision, + expectedResults, + extraData_, + extraPrefs_ + ) + ); + + // (E) RFP is not exempted on the framer nor the framee but (if needed) is exempted on another cross-origin domain + add_task( + testE.bind( + null, + uri, + testTimePrecision, + expectedResults, + extraData_, + extraPrefs_ + ) + ); + + // (F) RFP is not exempted on the framer nor the framee nor another (if needed) cross-origin domain + add_task( + testF.bind( + null, + uri, + testTimePrecision, + expectedResults, + extraData_, + extraPrefs_ + ) + ); + + // (G) RFP is not exempted on the framer but is on the framee and (if needed) on another cross-origin domain + add_task( + testG.bind( + null, + uri, + testTimePrecision, + expectedResults, + extraData_, + extraPrefs_ + ) + ); + + // (H) RFP is not exempted on the framer nor another (if needed) cross-origin domain but is on the framee + add_task( + testH.bind( + null, + uri, + testTimePrecision, + expectedResults, + extraData_, + extraPrefs_ + ) + ); +} + +// ======================================================================================================================== +// First we run through all the tests with RTP's precision set to 100 ms and 133 ms. +// Animation does _not_ obey RTP's timestamp, instead it falls back to the unconditional +// rounding which is 20 microseconds. +extraData = { + RFP_Precision: 100, + Unconditional_Precision: 0.02, +}; + +extraPrefs = [ + [ + "privacy.resistFingerprinting.reduceTimerPrecision.microseconds", + extraData.RFP_Precision * 1000, + ], + ["dom.animations-api.timelines.enabled", true], +]; + +addAllTests(extraData, extraPrefs); + +extraData = { + RFP_Precision: 133, + Unconditional_Precision: 0.02, +}; + +extraPrefs = [ + [ + "privacy.resistFingerprinting.reduceTimerPrecision.microseconds", + extraData.RFP_Precision * 1000, + ], + ["dom.animations-api.timelines.enabled", true], +]; + +addAllTests(extraData, extraPrefs); + +// ======================================================================================================================== +// Then we run through all the tests with the precision set to its normal value. +// This will mean that in some cases we expect RFP to apply and in some we don't. +extraData = { + RFP_Precision: RFP_TIME_ATOM_MS, + Unconditional_Precision: 0.02, +}; +extraPrefs = [["dom.animations-api.timelines.enabled", true]]; +addAllTests(extraData, extraPrefs); |