public void Test_Class22() { var instance = new Harmony("test"); Assert.NotNull(instance, "instance"); var original = SymbolExtensions.GetMethodInfo(() => Class22.Method22()); Assert.NotNull(original, "original"); var prefix1 = SymbolExtensions.GetMethodInfo(() => Class22.Prefix1(false)); Assert.NotNull(original, "prefix1"); var prefix2 = SymbolExtensions.GetMethodInfo(() => Class22.Prefix2(false)); Assert.NotNull(original, "prefix2"); var patched1 = instance.Patch(original, new HarmonyMethod(prefix1)); Assert.NotNull(patched1, "patched1"); var patched2 = instance.Patch(original, new HarmonyMethod(prefix2)); Assert.NotNull(patched2, "patched2"); Class22.bool1 = null; Class22.bool2 = null; Class22.Method22(); Assert.NotNull(Class22.bool1, "Class22.bool1"); Assert.NotNull(Class22.bool2, "Class22.bool2"); Assert.IsTrue(Class22.bool1.Value, "Class22.bool1.Value"); Assert.IsFalse(Class22.bool2.Value, "Class22.bool2.Value"); }