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test: add test for fibonacci() function

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fzxutar 2020-08-14 19:58:40 +08:00 committed by GitHub
parent 426d6da4b6
commit 4c0b1a76b5
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1 changed files with 31 additions and 0 deletions
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math/fibonacci.cpp
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@ -24,8 +24,39 @@ int fibonacci(unsigned int n) {
return fibonacci(n - 1) + fibonacci(n - 2);
}
/**
* Function for testing the fibonacci() function with a few
* test cases and assert statement.
*/
void test() {
int test_case_1 = fibonacci(0);
assert(test_case_1 == 0);
std::cout << "Passed Test 1!" << std::endl;
int test_case_2 = fibonacci(1);
assert(test_case_2 == 1);
std::cout << "Passed Test 2!" << std::endl;
int test_case_3 = fibonacci(2);
assert(test_case_3 == 1);
std::cout << "Passed Test 3!" << std::endl;
int test_case_4 = fibonacci(3);
assert(test_case_4 == 2);
std::cout << "Passed Test 4!" << std::endl;
int test_case_5 = fibonacci(4);
assert(test_case_5 == 3);
std::cout << "Passed Test 5!" << std::endl;
int test_case_6 = fibonacci(15);
assert(test_case_6 == 610);
std::cout << "Passed Test 6!" << std::endl << std::endl;
}
/// Main function
int main() {
test();
int n;
std::cin >> n;
assert(n >= 0);