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26 lines
764 B
HTML
26 lines
764 B
HTML
<!DOCTYPE html>
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<meta charset="utf-8">
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<title>AmbientLightSensor Test: onchange</title>
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<link rel="author" title="Intel" href="http://www.intel.com">
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<link rel="help" href="https://www.w3.org/TR/ambient-light/">
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<script src="/resources/testharness.js"></script>
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<script src="/resources/testharnessreport.js"></script>
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<div id="log"></div>
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<script>
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async_test(t => {
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let sensor = new AmbientLightSensor();
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sensor.start();
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sensor.onchange = t.step_func_done(() => {
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assert_greater_than_equal(sensor.reading.illuminance, 0);
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assert_equals(sensor.state, "activated");
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sensor.stop();
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});
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sensor.onerror = t.step_func_done(event => {
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assert_unreached(event.error.name + ":" + event.error.message);
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});
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}, "event change fired");
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</script>
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