Initial Course

modules/11_cpp17/test/variant_test.cpp

@@ -0,0 +1,17 @@
+#include "variant.hpp"
+#include <gtest/gtest.h>
+
+TEST(Variant, VariantToString) {
+    EXPECT_EQ(cpp17::variant_to_string(42), "int:42");
+    EXPECT_EQ(cpp17::variant_to_string(std::string{"hi"}), "string:hi");
+}
+
+TEST(Variant, SumNumericVariants) {
+    const std::vector<cpp17::Value> values{1, 2.5, std::string{"x"}, 3.5};
+    EXPECT_DOUBLE_EQ(cpp17::sum_numeric_variants(values), 7.0);
+}
+
+TEST(Variant, IsString) {
+    EXPECT_TRUE(cpp17::is_string(std::string{"ok"}));
+    EXPECT_FALSE(cpp17::is_string(1));
+}