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unit test for position update following reparent #1286

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nick black 2021-01-14 23:17:24 -05:00
parent 6cf7eca50f
commit 7932859b50
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1 changed files with 57 additions and 0 deletions
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57
tests/piles.cpp
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@ -177,8 +177,11 @@ TEST_CASE("Piles") {
nullptr, nullptr, nullptr, 0
};
auto gen1 = ncplane_create(n_, &nopts);
REQUIRE(nullptr != gen1);
auto gen2 = ncplane_create(gen1, &nopts);
REQUIRE(nullptr != gen2);
auto gen3 = ncplane_create(gen2, &nopts);
REQUIRE(nullptr != gen3);
int y, x;
ncplane_abs_yx(gen1, &y, &x);
CHECK(10 == y);
@ -210,6 +213,60 @@ TEST_CASE("Piles") {
ncplane_destroy(gen3);
}
// When a plane is reparented, its absy/absx ought be updated to reflect the
// new parent (and its children ought also be updated). The absolute
// positions ought not change.
SUBCASE("ReparentUpdatePos") {
struct ncplane_options nopts = {
.y = 10,
.x = 10,
.rows = 2,
.cols = 2,
nullptr, nullptr, nullptr, 0
};
auto gen1 = ncplane_create(n_, &nopts);
REQUIRE(nullptr != gen1);
auto gen2 = ncplane_create(gen1, &nopts);
REQUIRE(nullptr != gen2);
auto gen3 = ncplane_create(gen2, &nopts);
REQUIRE(nullptr != gen3);
int y, x;
ncplane_abs_yx(gen1, &y, &x);
CHECK(10 == y);
CHECK(10 == x);
CHECK(10 == ncplane_y(gen1));
CHECK(10 == ncplane_x(gen1));
ncplane_abs_yx(gen2, &y, &x);
CHECK(20 == y);
CHECK(20 == x);
CHECK(10 == ncplane_y(gen2));
CHECK(10 == ncplane_x(gen2));
ncplane_abs_yx(gen3, &y, &x);
CHECK(30 == y);
CHECK(30 == x);
CHECK(10 == ncplane_y(gen3));
CHECK(10 == ncplane_x(gen3));
CHECK(nullptr != ncplane_reparent(gen1, gen2));
ncplane_abs_yx(gen2, &y, &x); // gen2 is now the parent
CHECK(20 == y);
CHECK(20 == x);
CHECK(20 == ncplane_y(gen1));
CHECK(20 == ncplane_x(gen1));
ncplane_abs_yx(gen1, &y, &x); // gen1 is below and to the left of gen2
CHECK(10 == y);
CHECK(10 == x);
CHECK(-10 == ncplane_y(gen1));
CHECK(-10 == ncplane_x(gen1));
ncplane_abs_yx(gen3, &y, &x);
CHECK(30 == y); // should stay the same
CHECK(30 == x);
CHECK(20 == ncplane_y(gen3)); // should reflect new parentage
CHECK(20 == ncplane_x(gen3));
ncplane_destroy(gen1);
ncplane_destroy(gen2);
ncplane_destroy(gen3);
}
// common teardown
CHECK(0 == notcurses_stop(nc_));
}