3 files changed, 51 insertions, 0 deletions
diff --git a/advtrains_interlocking/spec/fixtures/advtrains_helpers.lua b/advtrains_interlocking/spec/fixtures/advtrains_helpers.lua
new file mode 120000
index 0000000..9b0ab67
--- /dev/null
+++ b/advtrains_interlocking/spec/fixtures/advtrains_helpers.lua
@@ -0,0 +1 @@
+../../../advtrains/helpers.lua
+\ No newline at end of file
diff --git a/advtrains_interlocking/spec/mineunit.conf b/advtrains_interlocking/spec/mineunit.conf
new file mode 100644
index 0000000..e69de29
--- /dev/null
+++ b/advtrains_interlocking/spec/mineunit.conf
diff --git a/advtrains_interlocking/spec/signal_api_spec.lua b/advtrains_interlocking/spec/signal_api_spec.lua
new file mode 100644
index 0000000..2659380
--- /dev/null
+++ b/advtrains_interlocking/spec/signal_api_spec.lua
@@ -0,0 +1,50 @@
+require("mineunit")
+
+mineunit("core")
+
+_G.advtrains = {
+	interlocking = {
+		aspects = sourcefile("signal_aspects"),
+		--aspects = fixture("../../signal_aspects"),
+	},
+	ndb = {
+		get_node = minetest.get_node,
+	}
+}
+
+fixture("advtrains_helpers")
+fixture("../../database")
+sourcefile("signal_api")
+
+local stub_aspect_t1 = { main = math.random() }
+local stub_pos_t1 = {x = 1, y = 0, z = 1}
+
+minetest.register_node(":stubsignal_t1", {
+	advtrains = {
+		supported_aspects = {},
+		get_aspect = function () return stub_aspect_t1 end,
+		set_aspect = function () end,
+	},
+	groups = { advtrains_signal = 2 },
+})
+
+world.layout {
+	{stub_pos_t1, "stubsignal_t1"},
+}
+
+describe("API for supposed signal aspects", function()
+	it("should load and save data properly", function()
+		local tbl = {_foo = true}
+		advtrains.interlocking.load_supposed_aspects(tbl)
+		assert.same(tbl, advtrains.interlocking.save_supposed_aspects())
+	end)
+	it("should set and get type 1 signals properly", function ()
+		local pos = stub_pos_t1
+		local asp = stub_aspect_t1
+		local newasp = { dst = math.random() }
+		assert.same(asp, advtrains.interlocking.signal_get_aspect(pos))
+		advtrains.interlocking.signal_set_aspect(pos, newasp)
+		assert.same(newasp, advtrains.interlocking.signal_get_aspect(pos))
+		assert.same(asp, advtrains.interlocking.signal_get_real_aspect(pos))
+	end)
+end)