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// Test that exceptions are throw for invalid values for start and
// stop.
function testStartStop(should, node, options) {
// Test non-finite values for start. These should all throw a TypeError
const nonFiniteValues = [NaN, Infinity, -Infinity];
nonFiniteValues.forEach(time => {
should(() => {
node.start(time);
}, `start(${time})`)
.throw(TypeError);
});
should(() => {
node.stop();
}, 'Calling stop() before start()').throw(DOMException, 'InvalidStateError');
should(() => {
node.start(-1);
}, 'start(-1)').throw(RangeError);
if (options) {
options.forEach(test => {
should(() => {node.start(...test.args)},
'start(' + test.args + ')').throw(test.errorType);
});
}
node.start();
should(() => {
node.start();
}, 'Calling start() twice').throw(DOMException, 'InvalidStateError');
should(() => {
node.stop(-1);
}, 'stop(-1)').throw(RangeError);
// Test non-finite stop times
nonFiniteValues.forEach(time => {
should(() => {
node.stop(time);
}, `stop(${time})`)
.throw(TypeError);
});
}
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