1 // Copyright 2015, Tobias Hermann and the FunctionalPlus contributors.
2 // https://github.com/Dobiasd/FunctionalPlus
3 // Distributed under the Boost Software License, Version 1.0.
4 // (See accompanying file LICENSE_1_0.txt or copy at
5 //  http://www.boost.org/LICENSE_1_0.txt)
6 
7 #include <doctest/doctest.h>
8 #include <fplus/fplus.hpp>
9 #include <vector>
10 #include <string>
11 
12 TEST_CASE("replace_test - replace_if")
13 {
__anonf364ded10102(int value) 14     auto is_even = [](int value) { return value % 2 == 0; };
15     std::vector<int> v = { 1, 3, 4, 6, 7 };
16     auto result = fplus::replace_if(is_even, 0, v);
17     REQUIRE_EQ(result, std::vector<int>({1, 3, 0, 0, 7}));
18 
19     auto result_rvalue = fplus::replace_if(is_even, 0, std::vector<int>({ 1, 3, 4, 6, 7 }));
20     REQUIRE_EQ(result_rvalue, std::vector<int>({1, 3, 0, 0, 7}));
21 }
22 
23 TEST_CASE("replace_test - replace_elem_at_idx")
24 {
25     std::vector<int> v = { 1, 3, 4, 4, 7 };
26     auto result = fplus::replace_elem_at_idx(2, 0, v);
27     REQUIRE_EQ(result, std::vector<int>({1, 3, 0, 4, 7}));
28 
29     auto result_rvalue = fplus::replace_elem_at_idx(2, 0, std::vector<int>({ 1, 3, 4, 4, 7 }));
30     REQUIRE_EQ(result_rvalue, std::vector<int>({1, 3, 0, 4, 7}));
31 }
32 
33 TEST_CASE("replace_test - replace_elems")
34 {
35     std::vector<int> v = { 1, 3, 4, 4, 7 };
36     auto result = fplus::replace_elems(4, 0, v);
37     REQUIRE_EQ(result, std::vector<int>({1, 3, 0, 0, 7}));
38 
39     auto result_rvalue = fplus::replace_elems(4, 0, std::vector<int>({1, 3, 0, 0, 7}));
40     REQUIRE_EQ(result_rvalue, std::vector<int>({1, 3, 0, 0, 7}));
41 }
42 
43 TEST_CASE("replace_test - replace_tokens")
44 {
45     const std::string source = "haha";
46     const std::string dest = "hihi";
47     const std::string input = "oh, hahaha!";
48     auto result = fplus::replace_tokens(source, dest, input);
49     REQUIRE_EQ(result, std::string("oh, hihiha!"));
50 }
51