CorrelationCoefficient: Separate class

2026-05-18 20:23:13 +02:00
parent 371a69c5b8
commit c90e4facce
7 changed files with 81 additions and 40 deletions
@@ -0,0 +1,22 @@
+// SPDX-FileCopyrightText: 2024 Filip Leonarski, Paul Scherrer Institute <filip.leonarski@psi.ch>
+// SPDX-License-Identifier: GPL-3.0-only
+
+#include <catch2/catch_all.hpp>
+#include "../common/CorrelationCoefficient.h"
+
+TEST_CASE("CorrelationCoefficient") {
+    CorrelationCoefficient cc;
+    CHECK(std::isnan(cc.GetCC()));
+
+    cc.Add(100.0, 500.0);
+    CHECK(std::isnan(cc.GetCC()));
+
+    cc.Add(200.0, 1000.0);
+    CHECK(cc.GetCC() == Catch::Approx(1.0));
+
+    cc.Add(300.0, 1500.0);
+    CHECK(cc.GetCC() == Catch::Approx(1.0));
+
+    cc.Add(400.0, 2000.0);
+    CHECK(cc.GetCC() == Catch::Approx(1.0));
+}