Started the events test suite.

test/events.c

@@ -0,0 +1,53 @@
+// 18 may 2019
+#include "test.h"
+
+struct handler {
+	bool run;
+	void *sender;
+	void *args;
+};
+
+static void handler(void *sender, void *args, void *data)
+{
+	struct handler *h = (struct handler *) data;
+
+	h->run = true;
+	h->sender = sender;
+	h->args = args;
+}
+
+#define basicTest(name, whichGlobal, whichSender, whichArgs) \
+	testingTest(name) \
+	{ \
+		uiEvent *e; \
+		uiEventOptions opts; \
+		struct handler h; \
+		memset(&opts, 0, sizeof (uiEventOptions)); \
+		opts.Size = sizeof (uiEventOptions); \
+		opts.Global = whichGlobal; \
+		e = uiNewEvent(&opts); \
+		memset(&h, 0, sizeof (struct handler)); \
+		uiEventAddHandler(e, handler, whichSender, &h); \
+		uiEventFire(e, whichSender, whichArgs); \
+		if (!h.run) \
+			testingTErrorf(t, "handler not run"); \
+		if (h.sender != whichSender) \
+			diff(t, "incorrect sender seen by handler", \
+				"%p", h.sender, whichSender); \
+		if (h.args != whichArgs) \
+			diff(t, "incorrect args seen by handler", \
+				"%p", h.args, whichArgs); \
+	}
+basicTest(BasicEvents_Global_Args, true, NULL, &h)
+basicTest(BasicEvents_Global_NoArgs, true, NULL, NULL)
+basicTest(BasicEvents_Nonglobal_Args, false, &opts, &h)
+basicTest(BasicEvents_Nonglobal_NoArgs, false, &opts, NULL)
+
+testingTest(AddDeleteEventHandler)
+{
+}
+
+testingTest(EventErrors)
+{
+	// TODO
+}

test/meson.build

@@ -1,6 +1,7 @@
 # 23 march 2019
 
 libui_test_sources = [
+	'events.c',
 	'initmain.c',
 	'main.c',
 ]