ccore/test/modules/BoxTests.c

#define IMPORT_CORE
#include "../Tests.h"
#include "core/Box.h"
#include "core/ToString.h"

static void testInit() {
    Box box = BOX;
    setBox(&box, &V(1.0f, 2.0f, 3.0f));
    char buffer[128];
    toString(&box, buffer, sizeof(buffer));
    TEST_STRING("Box([0.000, 0.000, 0.000], [1.000, 2.000, 3.000])", buffer);
    setBox(&box, &V(-1.0f, -2.0f, -3.0f));
    toString(&box, buffer, sizeof(buffer));
    TEST_STRING("Box([-1.000, -2.000, -3.000], [0.000, 0.000, 0.000])", buffer);
}

static void testOffset() {
    Box box = BOX;
    setBox(&box, &V(1.0f, 2.0f, 3.0f));
    offsetBox(&box, &V(7.0f, -4.0f, 6.0f));
    char buffer[128];
    toString(&box, buffer, sizeof(buffer));
    TEST_STRING("Box([7.000, -4.000, 6.000], [8.000, -2.000, 9.000])", buffer);
}

static void testCollidesWith() {
    Box boxA = BOX;
    setBox(&boxA, &V(1.0f, 2.0f, 3.0f));
    Box boxB = BOX;
    setBox(&boxB, &V(-1.0f, -2.0f, -3.0f));
    Box boxC = BOX;
    setBox(&boxC, &V(2.0f, 2.0f, 2.0f));
    offsetBox(&boxC, &V(-1.0f, -1.0f, -1.0f));

    TEST_TRUE(collidesWithBox(&boxC, &boxA));
    TEST_TRUE(collidesWithBox(&boxC, &boxB));
    TEST_TRUE(collidesWithBox(&boxA, &boxC));
    TEST_TRUE(collidesWithBox(&boxB, &boxC));
    TEST_FALSE(collidesWithBox(&boxA, &boxB));
    TEST_FALSE(collidesWithBox(&boxB, &boxA));
}

static void testExpand() {
    Box box = BOX;
    setBox(&box, &V(1.0f, 2.0f, 3.0f));
    expandBox(&box, &V(7.0f, -4.0f, 6.0f));

    char buffer[128];
    toString(&box, buffer, sizeof(buffer));
    TEST_STRING("Box([0.000, -4.000, 0.000], [8.000, 2.000, 9.000])", buffer);

    setBox(&box, &V(1.0f, 2.0f, 3.0f));
    expandBox(&box, &V(-7.0f, 4.0f, -6.0f));
    toString(&box, buffer, sizeof(buffer));
    TEST_STRING("Box([-7.000, 0.000, -6.000], [1.000, 6.000, 3.000])", buffer);
}

static void testGrow() {
    Box box = BOX;
    setBox(&box, &V(1.0f, 2.0f, 3.0f));
    growBox(&box, &V(4.0f, 2.0f, 6.0f));
    char buffer[128];
    toString(&box, buffer, sizeof(buffer));
    TEST_STRING("Box([-2.000, -1.000, -3.000], [3.000, 3.000, 6.000])", buffer);

    setBox(&box, &V(1.0f, 2.0f, 3.0f));
    growBox(&box, &V(-4.0f, -2.0f, -6.0f));
    toString(&box, buffer, sizeof(buffer));
    TEST_STRING("Box([0.500, 1.000, 1.500], [0.500, 1.000, 1.500])", buffer);

    setBox(&box, &V(1.0f, 2.0f, 3.0f));
    growBox(&box, &V(-0.1f, -4.0f, -1.0f));
    toString(&box, buffer, sizeof(buffer));
    TEST_STRING("Box([0.050, 1.000, 0.500], [0.950, 1.000, 2.500])", buffer);
}

void testBox() {
    testInit();
    testOffset();
    testCollidesWith();
    testExpand();
    testGrow();
}