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"use strict";
const { RemoteSettingsExperimentLoader } = ChromeUtils.import(
"resource://nimbus/lib/RemoteSettingsExperimentLoader.jsm"
);
const { ExperimentManager } = ChromeUtils.import(
"resource://nimbus/lib/ExperimentManager.jsm"
);
const { ExperimentFakes } = ChromeUtils.import(
"resource://testing-common/NimbusTestUtils.jsm"
);
add_setup(async function setup() {
await SpecialPowers.pushPrefEnv({
set: [
["messaging-system.log", "all"],
["app.shield.optoutstudies.enabled", true],
],
});
registerCleanupFunction(async () => {
await SpecialPowers.popPrefEnv();
});
});
const FAKE_CONTEXT = {
experiment: ExperimentFakes.recipe("fake-test-experiment"),
source: "browser_experiment_evaluate_jexl",
};
add_task(async function test_throws_if_no_experiment_in_context() {
await Assert.rejects(
RemoteSettingsExperimentLoader.evaluateJexl("true", {
customThing: 1,
source: "test_throws_if_no_experiment_in_context",
}),
/Expected an .experiment/,
"should throw if experiment is not passed to the custom context"
);
});
add_task(async function test_evaluate_jexl() {
Assert.deepEqual(
await RemoteSettingsExperimentLoader.evaluateJexl(
`["hello"]`,
FAKE_CONTEXT
),
["hello"],
"should return the evaluated result of a jexl expression"
);
});
add_task(async function test_evaluate_custom_context() {
const result = await RemoteSettingsExperimentLoader.evaluateJexl(
"experiment.slug",
FAKE_CONTEXT
);
Assert.equal(
result,
"fake-test-experiment",
"should have the custom .experiment context"
);
});
add_task(async function test_evaluate_active_experiments_isFirstStartup() {
const result = await RemoteSettingsExperimentLoader.evaluateJexl(
"isFirstStartup",
FAKE_CONTEXT
);
Assert.equal(
typeof result,
"boolean",
"should have a .isFirstStartup property from ExperimentManager "
);
});
add_task(async function test_evaluate_active_experiments_activeExperiments() {
// Add an experiment to active experiments
const slug = "foo" + Math.random();
// Init the store before we use it
await ExperimentManager.onStartup();
let recipe = ExperimentFakes.recipe(slug);
recipe.branches[0].slug = "mochitest-active-foo";
delete recipe.branches[1];
let {
enrollmentPromise,
doExperimentCleanup,
} = ExperimentFakes.enrollmentHelper(recipe);
await enrollmentPromise;
Assert.equal(
await RemoteSettingsExperimentLoader.evaluateJexl(
`"${slug}" in activeExperiments`,
FAKE_CONTEXT
),
true,
"should find an active experiment"
);
Assert.equal(
await RemoteSettingsExperimentLoader.evaluateJexl(
`"does-not-exist-fake" in activeExperiments`,
FAKE_CONTEXT
),
false,
"should not find an experiment that doesn't exist"
);
await doExperimentCleanup();
});
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