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-rw-r--r--spec/util_events_spec.lua38
1 files changed, 38 insertions, 0 deletions
diff --git a/spec/util_events_spec.lua b/spec/util_events_spec.lua
index fee60f8f..95303cce 100644
--- a/spec/util_events_spec.lua
+++ b/spec/util_events_spec.lua
@@ -208,5 +208,43 @@ describe("util.events", function ()
assert.spy(h).was_called(2);
end);
end);
+
+ describe("debug hooks", function ()
+ it("should get called", function ()
+ local d = spy.new(function (handler, event_name, event_data)
+ return handler(event_data);
+ end);
+
+ e.add_handler("myevent", h);
+ e.fire_event("myevent");
+
+ assert.spy(h).was_called(1);
+ assert.spy(d).was_called(0);
+
+ assert.is_nil(e.set_debug_hook(d));
+
+ e.fire_event("myevent", { mydata = true });
+
+ assert.spy(h).was_called(2);
+ assert.spy(d).was_called(1);
+ assert.spy(d).was_called_with(h, "myevent", { mydata = true });
+
+ assert.equal(d, e.set_debug_hook(nil));
+
+ e.fire_event("myevent", { mydata = false });
+
+ assert.spy(h).was_called(3);
+ assert.spy(d).was_called(1);
+ end);
+ it("setting should return any existing debug hook", function ()
+ local function f() end
+ local function g() end
+ assert.is_nil(e.set_debug_hook(f));
+ assert.is_equal(f, e.set_debug_hook(g));
+ assert.is_equal(g, e.set_debug_hook(f));
+ assert.is_equal(f, e.set_debug_hook(nil));
+ assert.is_nil(e.set_debug_hook(f));
+ end);
+ end);
end);
end);