Initial Course

modules/06_oop_basics/test/classes_and_objects_test.cpp

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+#include "classes_and_objects.hpp"
+#include <gtest/gtest.h>
+
+TEST(ClassesAndObjects, DepositAndWithdraw) {
+    oop::BankAccount account("Ada", 100.0);
+    account.deposit(50.0);
+    EXPECT_DOUBLE_EQ(account.balance(), 150.0);
+    EXPECT_TRUE(account.withdraw(30.0));
+    EXPECT_DOUBLE_EQ(account.balance(), 120.0);
+    EXPECT_FALSE(account.withdraw(1000.0));
+}
+
+TEST(ClassesAndObjects, OwnerName) {
+    oop::BankAccount account("Grace");
+    EXPECT_EQ(account.owner(), "Grace");
+}

modules/06_oop_basics/test/constructors_test.cpp

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+#include "constructors.hpp"
+#include <gtest/gtest.h>
+
+TEST(Constructors, InitialAndAppend) {
+    oop::StringBuilder builder("Hi");
+    builder.append(" there");
+    EXPECT_EQ(builder.str(), "Hi there");
+}
+
+TEST(Constructors, CopySemantics) {
+    oop::StringBuilder original("C++");
+    oop::StringBuilder copy = original;
+    copy.append("11");
+    EXPECT_EQ(original.str(), "C++");
+    EXPECT_EQ(copy.str(), "C++11");
+}

modules/06_oop_basics/test/inheritance_test.cpp

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+#include "inheritance.hpp"
+#include <gtest/gtest.h>
+
+TEST(Inheritance, CircleArea) {
+    oop::Circle circle(2.0);
+    EXPECT_NEAR(circle.area(), 12.566370614359172, 1e-9);
+}
+
+TEST(Inheritance, RectangleArea) {
+    oop::Rectangle rect(3.0, 4.0);
+    EXPECT_DOUBLE_EQ(rect.area(), 12.0);
+}

modules/06_oop_basics/test/polymorphism_test.cpp

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+#include "polymorphism.hpp"
+#include <gtest/gtest.h>
+
+TEST(Polymorphism, TotalArea) {
+    std::vector<std::unique_ptr<oop::Shape>> shapes;
+    shapes.push_back(std::make_unique<oop::Rectangle>(2.0, 3.0));
+    shapes.push_back(std::make_unique<oop::Circle>(1.0));
+    EXPECT_NEAR(oop::total_area(shapes), 6.0 + 3.141592653589793, 1e-9);
+}
+
+TEST(Polymorphism, ShapeNames) {
+    std::vector<std::unique_ptr<oop::Shape>> shapes;
+    shapes.push_back(std::make_unique<oop::Circle>(1.0));
+    shapes.push_back(std::make_unique<oop::Rectangle>(1.0, 2.0));
+    EXPECT_EQ(oop::shape_names(shapes), (std::vector<std::string>{"Circle", "Rectangle"}));
+}