Added diff-view test application

tests/Makefile.am

@@ -1,8 +1,19 @@
 INCLUDES = -g -I$(top_srcdir) -I$(top_srcdir)/gitg -I$(top_srcdir)/libgitg $(GITG_DEBUG_FLAGS) $(GITG_CFLAGS)
 
-noinst_PROGRAMS = $(TEST_PROGS)
-progs_ldadd     = $(top_builddir)/libgitg/libgitg-1.0.la $(PACKAGE_LIBS) $(GITG_LIBS)
+noinst_PROGRAMS = $(TEST_PROGS) $(DEMO_PROGS)
+
+VALAFLAGS = $(GITG_PLUGIN_VALAFLAGS)
+
+DEMO_PROGS = diff-view
+
+diff_view_SOURCES = diff-view.vala
+diff_view_LDADD = $(GITG_PLUGIN_LIBS)
+diff_view_CFLAGS = $(GITG_PLUGIN_CFLAGS) -w
 
 TESTS = $(TEST_PROGS)
 
+BUILT_SOURCES = 				\
+	diff_view_vala.stamp			\
+	$(diff_view_SOURCES:.vala=.c)
+
 -include $(top_srcdir)/git.mk

tests/diff-view.vala

@@ -0,0 +1,134 @@
+class TestDiffView
+{
+	public static int main(string[] args)
+	{
+		Gtk.init(ref args);
+
+		if (Environment.get_variable("GITG_GTK_DIFF_VIEW_DEBUG") != "local" && args.length > 1 && args[1] == "--local")
+		{
+			// Launch in local mode
+			var path = File.new_for_path(args[0]);
+			var gtk = path.get_parent().get_parent().get_parent().get_child("libgitg-gtk");
+
+			var rargs = args;
+
+			rargs[0] = "../tests/diff-view";
+
+			for (var i = 1; i < rargs.length - 1; ++i)
+			{
+				rargs[i] = rargs[i + 2];
+			}
+
+			int status;
+
+			var sliced = rargs[0:(rargs.length - 1)];
+
+			var env = Environ.get();
+			env += "GITG_GTK_DIFF_VIEW_DEBUG=local";
+
+			try
+			{
+				Process.spawn_sync(gtk.get_path(),
+				                   sliced,
+				                   env,
+				                   0,
+				                   null,
+				                   null,
+				                   null,
+				                   out status);
+			}
+			catch (Error err)
+			{
+				stderr.printf("Error while spawning local version: %s\n", err.message);
+				return 1;
+			}
+
+			return status;
+		}
+
+		var inipath = ".";
+
+		if (args.length > 1)
+		{
+			inipath = args[1];
+		}
+
+		File repopath;
+		Ggit.Repository repo;
+
+		try
+		{
+			repopath = Ggit.Repository.discover(File.new_for_commandline_arg(inipath));
+			repo = Ggit.Repository.open(repopath);
+		}
+		catch
+		{
+			stderr.printf("The specified path is not a git repository: %s\n", inipath);
+			return 1;
+		}
+
+		Ggit.Ref head;
+		Ggit.Commit commit;
+
+		try
+		{
+			head = repo.get_head();
+			commit = head.lookup() as Ggit.Commit;
+		}
+		catch
+		{
+			stderr.printf("The repository does not have a current HEAD\n");
+			return 1;
+		}
+
+		var wnd = new Gtk.Window();
+		wnd.set_default_size(800, 600);
+		var sw = new Gtk.ScrolledWindow(null, null);
+
+		var v = new GitgGtk.DiffView(null);
+		sw.add(v);
+
+		v.options = new Ggit.DiffOptions(Ggit.DiffFlags.NORMAL,
+		                                3,
+		                                0,
+		                                null,
+		                                null,
+		                                null);
+
+		v.commit = commit;
+
+		v.key_press_event.connect((vv, ev) => {
+			var state = ev.state & Gtk.accelerator_get_default_mod_mask();
+
+			if (ev.keyval == Gdk.Key.r && state == Gdk.ModifierType.CONTROL_MASK)
+			{
+				v.reload_bypass_cache();
+				return true;
+			}
+			else
+			{
+				return false;
+			}
+		});
+
+		wnd.delete_event.connect((w, ev) => {
+			Gtk.main_quit();
+			return true;
+		});
+
+		wnd.add(sw);
+		wnd.show_all();
+
+		if (Environment.get_variable("GITG_GTK_DIFF_VIEW_DEBUG") != "local")
+		{
+			stdout.printf("Use `diff-view --local' to use local resources.\n");
+		}
+
+		stdout.printf("Press Ctrl+R to refresh...\n");
+
+		Gtk.main();
+		return 0;
+	}
+}
+
+// vi:ts=4