From 328a781040f76b571ecb478bf80e6946c9493486 Mon Sep 17 00:00:00 2001
From: Tyler Veness <calcmogul@gmail.com>
Date: Thu, 31 Oct 2024 20:40:14 -0700
Subject: [PATCH] [wpimath] Port Rotation2d Java tests to C++ (#7318)

---
 .../src/test/native/cpp/geometry/Rotation2dTest.cpp | 13 +++++++++++++
 1 file changed, 13 insertions(+)

diff --git a/wpimath/src/test/native/cpp/geometry/Rotation2dTest.cpp b/wpimath/src/test/native/cpp/geometry/Rotation2dTest.cpp
index de2fc1741e..65d3016d18 100644
--- a/wpimath/src/test/native/cpp/geometry/Rotation2dTest.cpp
+++ b/wpimath/src/test/native/cpp/geometry/Rotation2dTest.cpp
@@ -49,6 +49,19 @@ TEST(Rotation2dTest, Minus) {
   EXPECT_DOUBLE_EQ(40.0, (rot1 - rot2).Degrees().value());
 }
 
+TEST(Rotation2dTest, UnaryMinus) {
+  const auto rot = Rotation2d{20_deg};
+
+  EXPECT_DOUBLE_EQ(-20.0, (-rot).Degrees().value());
+}
+
+TEST(Rotation2dTest, Multiply) {
+  const auto rot = Rotation2d{10_deg};
+
+  EXPECT_DOUBLE_EQ(30.0, (rot * 3.0).Degrees().value());
+  EXPECT_DOUBLE_EQ(410.0, (rot * 41.0).Degrees().value());
+}
+
 TEST(Rotation2dTest, Equality) {
   auto rot1 = Rotation2d{43_deg};
   auto rot2 = Rotation2d{43_deg};