test cases for layers and layerstacks

SakuraVNE/test/test.cpp

@@ -1,3 +1,53 @@
 #include <catch2/catch_test_macros.hpp>
 
+#include "Layer.h"
+#include "LayerStack.h"
+
+#include <iostream>
+#include <vector>
+
+TEST_CASE("Layer operations", "[Layer]") {
+    SakuraVNE::LayerStack lstack;
+    const auto &layers = lstack.GetLayers();
+
+    SakuraVNE::Layer *layer1 = new SakuraVNE::Layer("layer1");
+    lstack.PushLayer(layer1);
+
+    SECTION("PushLayer should make the size 2") {
+        SakuraVNE::Layer *layer2 = new SakuraVNE::Layer("layer2");
+        lstack.PushLayer(layer2);
+        REQUIRE(layers.size() == 2);
+        REQUIRE(layers[1]->GetName() == "layer2");
+    }
+    SECTION("PopLayer should make the size 0") {
+        lstack.PopLayer(layer1);
+        REQUIRE(layers.size() == 0);
+    }
+    SECTION("PushOverlay should always put at the end of the list and should always be after the last fence index") {
+        SakuraVNE::Layer *layer2 = new SakuraVNE::Layer("layer2");
+        lstack.PushOverLay(layer2);
+        REQUIRE(layers[1]->GetName() == "layer2");
+
+        SakuraVNE::Layer *layer3 = new SakuraVNE::Layer("layer3");
+        lstack.PushLayer(layer3);
+
+        REQUIRE(layers[1]->GetName() == "layer3");
+        REQUIRE(layers[2]->GetName() == "layer2");
+    }
+    SECTION("Pop overlay") {
+        SakuraVNE::Layer *layer6 = new SakuraVNE::Layer("layer6");
+        lstack.PushOverLay(layer6);
+        REQUIRE(layers[1]->GetName() == "layer6");
+
+        lstack.PopOverlay(layer6);
+
+        bool hasLayer2InVec = false;
+        for (auto layer : layers) {
+            if (layer->GetName() == "layer6") {
+                hasLayer2InVec = true;
+            }
+        }
+
+        REQUIRE(hasLayer2InVec == false);
+    }
 }