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32 lines
820 B
32 lines
820 B
process.mixin(require("../common"));
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var events = require('events');
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var callbacks_called = [ ];
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var e = new events.EventEmitter();
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function callback1() {
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callbacks_called.push("callback1");
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e.addListener("foo", callback2);
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e.removeListener("foo", callback1);
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}
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function callback2() {
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callbacks_called.push("callback2");
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e.removeListener("foo", callback2);
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}
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e.addListener("foo", callback1);
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assert.equal(1, e.listeners("foo").length);
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e.emit("foo");
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assert.equal(1, e.listeners("foo").length);
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assert.deepEqual(["callback1"], callbacks_called);
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e.emit("foo");
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assert.equal(0, e.listeners("foo").length);
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assert.deepEqual(["callback1", "callback2"], callbacks_called);
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e.emit("foo");
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assert.equal(0, e.listeners("foo").length);
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assert.deepEqual(["callback1", "callback2"], callbacks_called);
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