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node: add_child_at function

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BlackMATov
2020-04-22 13:00:40 +07:00
parent 3f8bb69955
commit 379218055d
5 changed files with 67 additions and 7 deletions
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33
untests/sources/untests_high/node.cpp
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@@ -559,6 +559,39 @@ TEST_CASE("node") {
REQUIRE(p->child_at(1u) == n2);
REQUIRE(p->child_at(2u) == n1);
}
SECTION("add_child_at") {
auto p = node::create();
auto n1 = node::create();
auto n2 = node::create();
auto n3 = node::create();
auto n4 = node::create();
REQUIRE_FALSE(p->add_child_at(p, 0u));
REQUIRE_FALSE(p->add_child_at(nullptr, 0u));
REQUIRE_FALSE(p->add_child_at(n1, 1u));
REQUIRE(p->add_child_at(n1, 0u)); // n1
REQUIRE(p->add_child_at(n2, 0u)); // n2 n1
REQUIRE(p->add_child_at(n3, 2u)); // n2 n1 n3
REQUIRE(p->add_child_at(n4, 2u)); // n2 n1 n4 n3
REQUIRE(p->child_at(0u) == n2);
REQUIRE(p->child_at(1u) == n1);
REQUIRE(p->child_at(2u) == n4);
REQUIRE(p->child_at(3u) == n3);
REQUIRE_FALSE(p->add_child_at(n1, 5u));
REQUIRE(p->add_child_at(n1, 4u)); // n2 n4 n3 n1
REQUIRE(p->add_child_at(n3, 0u)); // n3 n2 n4 n1
REQUIRE(p->add_child_at(n4, 1u)); // n3 n4 n2 n1
REQUIRE(p->add_child_at(n4, p->child_index(n4).first)); // n3 n4 n2 n1
REQUIRE(p->child_at(0u) == n3);
REQUIRE(p->child_at(1u) == n4);
REQUIRE(p->child_at(2u) == n2);
REQUIRE(p->child_at(3u) == n1);
}
SECTION("add_child_to_back/add_child_to_front") {
auto p = node::create();
auto n1 = node::create();