test_lwgeom_scale()

static void test_lwgeom_scale ( void  )

static

Definition at line 1045 of file cu_libgeom.c.

References ASSERT_DOUBLE_EQUAL, ASSERT_STRING_EQUAL, LWGEOM::bbox, LW_PARSER_CHECK_NONE, lwfree(), lwgeom_add_bbox(), lwgeom_free(), lwgeom_from_wkt(), lwgeom_scale(), lwgeom_to_ewkt(), POINT4D::m, GBOX::mmax, GBOX::mmin, test_gbox_same_2d(), POINT4D::x, GBOX::xmax, GBOX::xmin, POINT4D::y, GBOX::ymax, GBOX::ymin, POINT4D::z, GBOX::zmax, and GBOX::zmin.

Referenced by libgeom_suite_setup().

{
        LWGEOM *geom;
        POINT4D factor;
        char *out_ewkt;
        GBOX *box;

        geom = lwgeom_from_wkt("SRID=4326;GEOMETRYCOLLECTION(POINT(0 1 2 3),POLYGON((-1 -1 0 1,-1 2.5 0 1,2 2 0 1,2 -1 0 1,-1 -1 0 1),(0 0 1 2,0 1 1 2,1 1 1 2,1 0 2 3,0 0 1 2)),LINESTRING(0 0 0 0, 1 2 3 4))", LW_PARSER_CHECK_NONE);
        factor.x = 2; factor.y = 3; factor.z = 4; factor.m = 5;
        lwgeom_scale(geom, &factor);
        out_ewkt = lwgeom_to_ewkt(geom);
        ASSERT_STRING_EQUAL(out_ewkt, "SRID=4326;GEOMETRYCOLLECTION(POINT(0 3 8 15),POLYGON((-2 -3 0 5,-2 7.5 0 5,4 6 0 5,4 -3 0 5,-2 -3 0 5),(0 0 4 10,0 3 4 10,2 3 4 10,2 0 8 15,0 0 4 10)),LINESTRING(0 0 0 0,2 6 12 20))");
        lwgeom_free(geom);
        lwfree(out_ewkt);

        geom = lwgeom_from_wkt("POINT(1 1 1 1)", LW_PARSER_CHECK_NONE);
        lwgeom_add_bbox(geom);
        factor.x = 2; factor.y = 3; factor.z = 4; factor.m = 5;
        lwgeom_scale(geom, &factor);
        box = geom->bbox;
        ASSERT_DOUBLE_EQUAL(box->xmin, 2);
        ASSERT_DOUBLE_EQUAL(box->xmax, 2);
        ASSERT_DOUBLE_EQUAL(box->ymin, 3);
        ASSERT_DOUBLE_EQUAL(box->ymax, 3);
        ASSERT_DOUBLE_EQUAL(box->zmin, 4);
        ASSERT_DOUBLE_EQUAL(box->zmax, 4);
        ASSERT_DOUBLE_EQUAL(box->mmin, 5);
        ASSERT_DOUBLE_EQUAL(box->mmax, 5);
        lwgeom_free(geom);
}

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