Initial Course

modules/04_arrays_and_strings/test/std_string_test.cpp

@@ -0,0 +1,19 @@
+#include "std_string.hpp"
+#include <gtest/gtest.h>
+
+TEST(StdString, ToUppercase) {
+    EXPECT_EQ(arrays::to_uppercase("Hello"), "HELLO");
+}
+
+TEST(StdString, Trim) {
+    EXPECT_EQ(arrays::trim("  hi  "), "hi");
+}
+
+TEST(StdString, ReplaceAll) {
+    EXPECT_EQ(arrays::replace_all("a-b-c", '-', '_'), "a_b_c");
+}
+
+TEST(StdString, StartsWith) {
+    EXPECT_TRUE(arrays::starts_with("C++26", "C++"));
+    EXPECT_FALSE(arrays::starts_with("C++26", "Java"));
+}