// Test case 2: insertAtBack
TEST(TestInsert, insertAtBack) {
StringLinkedList l;
l.insert(0, "A");
EXPECT_EQ("A", l.toString());
l.insert(1, "B");
EXPECT_EQ("A->B", l.toString());
l.insert(2, "C");
EXPECT_EQ("A->B->C", l.toString());
}
// Test case 1: insertAtFront
TEST(TestInsert, insertAtFront) {
StringLinkedList l;
l.insert(0, "A");
EXPECT_EQ("A", l.toString());
l.insert(0, "B");
EXPECT_EQ("B->A", l.toString());
l.insert(0, "C");
EXPECT_EQ("C->B->A", l.toString());
}
// Test case 3: insertAtMiddle
TEST(TestInsert, insertAtMiddle) {
StringLinkedList l;
l.insert(0, "A");
l.insert(1, "B");
EXPECT_EQ("A->B", l.toString());
l.insert(1, "C");
EXPECT_EQ("A->C->B", l.toString());
l.insert(1, "D");
EXPECT_EQ("A->D->C->B", l.toString());
l.insert(2, "E");
EXPECT_EQ("A->D->E->C->B", l.toString());
}
TEST(TestConstructor, defaultConstructor) {
StringLinkedList l;
EXPECT_EQ("", l.toString());
}