everything everywhere

all at once

1 files changed, 83 insertions, 0 deletions

diff --git a/source/test/stat_test.cpp b/source/test/stat_test.cpp
new file mode 100644
index 0000000..a241cbc
--- /dev/null
+++ b/source/test/stat_test.cpp
@@ -0,0 +1,83 @@
+#include "StarStatCollection.hpp"
+
+#include "gtest/gtest.h"
+
+using namespace Star;
+
+bool withinAmount(float value, float target, float amount) {
+  return fabs(value - target) <= amount;
+}
+
+TEST(StatTest, Set) {
+  StatSet stats;
+
+  stats.addStat("MaxHealth", 100.0f);
+  stats.addStat("HealthRegen", 0.0f);
+  stats.addStat("MaxEnergy", 100.0f);
+  stats.addStat("EnergyRegen", 0.0f);
+
+  EXPECT_EQ(stats.statBaseValue("MaxHealth"), 100.0f);
+  EXPECT_EQ(stats.statEffectiveValue("MaxHealth"), 100.0f);
+  EXPECT_EQ(stats.statBaseValue("MaxEnergy"), 100.0f);
+  EXPECT_EQ(stats.statEffectiveValue("MaxEnergy"), 100.0f);
+
+  stats.addResource("Health", String("MaxHealth"), String("HealthRegen"));
+  stats.setResourceValue("Health", 110.0f);
+  stats.addResource("Energy", String("MaxEnergy"), 0.0f);
+  stats.setResourceValue("Energy", 112.0f);
+  stats.addResource("Experience");
+
+  EXPECT_EQ(stats.resourceValue("Health"), 100.0f);
+  EXPECT_EQ(stats.resourceValue("Energy"), 100.0f);
+  EXPECT_EQ(stats.resourceValue("Experience"), 0.0f);
+
+  stats.setStatBaseValue("MaxHealth", 200.0f);
+  EXPECT_TRUE(withinAmount(stats.resourceValue("Health"), 200.0f, 0.0001f));
+
+  stats.modifyResourceValue("Health", -100.0f);
+  EXPECT_TRUE(withinAmount(stats.resourceValue("Health"), 100.0f, 0.0001f));
+
+  stats.modifyResourceValue("Experience", -100.0f);
+  EXPECT_EQ(stats.resourceValue("Experience"), 0.0f);
+  stats.modifyResourceValue("Experience", 1000.0f);
+  EXPECT_TRUE(withinAmount(stats.resourceValue("Experience"), 1000.0f, 0.0001f));
+
+  stats.setStatBaseValue("HealthRegen", 100.0f);
+  stats.update(0.01f);
+  EXPECT_TRUE(withinAmount(stats.resourceValue("Health"), 101.0f, 0.0001f));
+  stats.update(2.0f);
+  EXPECT_TRUE(withinAmount(stats.resourceValue("Health"), 200.0f, 0.0001f));
+  stats.setStatBaseValue("HealthRegen", 0.0f);
+
+  auto id = stats.addStatModifierGroup({StatValueModifier{"HealthRegen", -50.0f}});
+  stats.update(1.0f);
+  EXPECT_TRUE(withinAmount(stats.resourceValue("Health"), 150.0f, 0.0001f));
+  stats.removeStatModifierGroup(id);
+  stats.update(1.0f);
+  EXPECT_TRUE(withinAmount(stats.resourceValue("Health"), 150.0f, 0.0001f));
+
+  id = stats.addStatModifierGroup({StatBaseMultiplier{"MaxHealth", 1.1f},
+      StatEffectiveMultiplier{"MaxHealth", 1.1f},
+      StatEffectiveMultiplier{"MaxHealth", 1.2f},
+      StatValueModifier{"MaxHealth", 50.0}});
+  // 200 (base) + 20 (base perc mod) + 50 (value mod) = 270 ...
+  // * 1.1 (eff perc mod) * 1.2 (eff perc mod) = 356.4
+  EXPECT_TRUE(withinAmount(stats.statEffectiveValue("MaxHealth"), 356.4f, 0.0001f));
+  stats.removeStatModifierGroup(id);
+
+  id = stats.addStatModifierGroup({StatBaseMultiplier{"MaxHealth", 1.5f}, StatBaseMultiplier{"MaxHealth", 1.5f}});
+  // 200 (base) + 100 (base perc mod) + 100 (base perc mod) -- make sure base
+  // perc mods do NOT stack
+  // with each other
+  EXPECT_TRUE(withinAmount(stats.statEffectiveValue("MaxHealth"), 400.0f, 0.0001f));
+  stats.removeStatModifierGroup(id);
+
+  EXPECT_FALSE(stats.isEffectiveStat("TempStat"));
+  EXPECT_TRUE(withinAmount(stats.statEffectiveValue("TempStat"), 0.0f, 0.0001f));
+  auto nextId = stats.addStatModifierGroup({StatValueModifier{"TempStat", 20}});
+  EXPECT_TRUE(withinAmount(stats.statEffectiveValue("TempStat"), 20.0f, 0.0001f));
+  EXPECT_TRUE(stats.isEffectiveStat("TempStat"));
+  stats.removeStatModifierGroup(nextId);
+  EXPECT_TRUE(withinAmount(stats.statEffectiveValue("TempStat"), 0.0f, 0.0001f));
+  EXPECT_FALSE(stats.isEffectiveStat("TempStat"));
+}