PostGIS  3.6.1dev-r@@SVN_REVISION@@

◆ test_lwgeom_is_trajectory()

static void test_lwgeom_is_trajectory ( void  )
static

Definition at line 1540 of file cu_measures.c.

1541 {
1542  LWGEOM *g;
1543  int ret;
1544 
1545  g = lwgeom_from_wkt("POINT M(0 0 1)", LW_PARSER_CHECK_NONE);
1546  ret = lwgeom_is_trajectory(g);
1547  lwgeom_free(g);
1548  ASSERT_INT_EQUAL(ret, LW_FALSE); /* not a linestring */
1549 
1550  g = lwgeom_from_wkt("LINESTRING Z(0 0 1, 0 0 1)", LW_PARSER_CHECK_NONE);
1551  ret = lwgeom_is_trajectory(g);
1552  lwgeom_free(g);
1553  ASSERT_INT_EQUAL(ret, LW_FALSE); /* no measure */
1554 
1555  g = lwgeom_from_wkt("LINESTRING M(0 0 1, 0 0 1)", LW_PARSER_CHECK_NONE);
1556  ret = lwgeom_is_trajectory(g);
1557  lwgeom_free(g);
1558  ASSERT_INT_EQUAL(ret, LW_FALSE); /* same measure in two points */
1559 
1560  g = lwgeom_from_wkt("LINESTRING M(0 0 1, 0 0 0)", LW_PARSER_CHECK_NONE);
1561  ret = lwgeom_is_trajectory(g);
1562  lwgeom_free(g);
1563  ASSERT_INT_EQUAL(ret, LW_FALSE); /* backward measure */
1564 
1565  g = lwgeom_from_wkt("LINESTRING M(0 0 1, 1 0 3, 2 2 2)", LW_PARSER_CHECK_NONE);
1566  ret = lwgeom_is_trajectory(g);
1567  lwgeom_free(g);
1568  ASSERT_INT_EQUAL(ret, LW_FALSE); /* backward measure */
1569 
1570  g = lwgeom_from_wkt("LINESTRING M(0 0 1, 0 0 2)", LW_PARSER_CHECK_NONE);
1571  ret = lwgeom_is_trajectory(g);
1572  lwgeom_free(g);
1573  ASSERT_INT_EQUAL(ret, LW_TRUE); /* ok (still) */
1574 
1575  g = lwgeom_from_wkt("LINESTRING M EMPTY", LW_PARSER_CHECK_NONE);
1576  ret = lwgeom_is_trajectory(g);
1577  lwgeom_free(g);
1578  ASSERT_INT_EQUAL(ret, LW_TRUE); /* ok (empty) */
1579 
1580  g = lwgeom_from_wkt("LINESTRING M (0 0 1)", LW_PARSER_CHECK_NONE);
1581  ret = lwgeom_is_trajectory(g);
1582  lwgeom_free(g);
1583  ASSERT_INT_EQUAL(ret, LW_TRUE); /* ok (corner case) */
1584 }
#define ASSERT_INT_EQUAL(o, e)
#define LW_FALSE
Definition: liblwgeom.h:94
void lwgeom_free(LWGEOM *geom)
Definition: lwgeom.c:1218
#define LW_PARSER_CHECK_NONE
Definition: liblwgeom.h:2146
int lwgeom_is_trajectory(const LWGEOM *geom)
Return LW_TRUE or LW_FALSE depending on whether or not a geometry is a linestring with measure value ...
Definition: lwgeom.c:2622
LWGEOM * lwgeom_from_wkt(const char *wkt, const char check)
Definition: lwin_wkt.c:940
#define LW_TRUE
Return types for functions with status returns.
Definition: liblwgeom.h:93

References ASSERT_INT_EQUAL, LW_FALSE, LW_PARSER_CHECK_NONE, LW_TRUE, lwgeom_free(), lwgeom_from_wkt(), and lwgeom_is_trajectory().

Referenced by measures_suite_setup().

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