PostGIS  3.2.2dev-r@@SVN_REVISION@@

◆ test_lwgeom_is_trajectory()

static void test_lwgeom_is_trajectory ( void  )
static

Definition at line 1506 of file cu_measures.c.

1507 {
1508  LWGEOM *g;
1509  int ret;
1510 
1511  g = lwgeom_from_wkt("POINT M(0 0 1)", LW_PARSER_CHECK_NONE);
1512  ret = lwgeom_is_trajectory(g);
1513  lwgeom_free(g);
1514  ASSERT_INT_EQUAL(ret, LW_FALSE); /* not a linestring */
1515 
1516  g = lwgeom_from_wkt("LINESTRING Z(0 0 1, 0 0 1)", LW_PARSER_CHECK_NONE);
1517  ret = lwgeom_is_trajectory(g);
1518  lwgeom_free(g);
1519  ASSERT_INT_EQUAL(ret, LW_FALSE); /* no measure */
1520 
1521  g = lwgeom_from_wkt("LINESTRING M(0 0 1, 0 0 1)", LW_PARSER_CHECK_NONE);
1522  ret = lwgeom_is_trajectory(g);
1523  lwgeom_free(g);
1524  ASSERT_INT_EQUAL(ret, LW_FALSE); /* same measure in two points */
1525 
1526  g = lwgeom_from_wkt("LINESTRING M(0 0 1, 0 0 0)", LW_PARSER_CHECK_NONE);
1527  ret = lwgeom_is_trajectory(g);
1528  lwgeom_free(g);
1529  ASSERT_INT_EQUAL(ret, LW_FALSE); /* backward measure */
1530 
1531  g = lwgeom_from_wkt("LINESTRING M(0 0 1, 1 0 3, 2 2 2)", LW_PARSER_CHECK_NONE);
1532  ret = lwgeom_is_trajectory(g);
1533  lwgeom_free(g);
1534  ASSERT_INT_EQUAL(ret, LW_FALSE); /* backward measure */
1535 
1536  g = lwgeom_from_wkt("LINESTRING M(0 0 1, 0 0 2)", LW_PARSER_CHECK_NONE);
1537  ret = lwgeom_is_trajectory(g);
1538  lwgeom_free(g);
1539  ASSERT_INT_EQUAL(ret, LW_TRUE); /* ok (still) */
1540 
1541  g = lwgeom_from_wkt("LINESTRING M EMPTY", LW_PARSER_CHECK_NONE);
1542  ret = lwgeom_is_trajectory(g);
1543  lwgeom_free(g);
1544  ASSERT_INT_EQUAL(ret, LW_TRUE); /* ok (empty) */
1545 
1546  g = lwgeom_from_wkt("LINESTRING M (0 0 1)", LW_PARSER_CHECK_NONE);
1547  ret = lwgeom_is_trajectory(g);
1548  lwgeom_free(g);
1549  ASSERT_INT_EQUAL(ret, LW_TRUE); /* ok (corner case) */
1550 }
#define ASSERT_INT_EQUAL(o, e)
#define LW_FALSE
Definition: liblwgeom.h:108
void lwgeom_free(LWGEOM *geom)
Definition: lwgeom.c:1138
#define LW_PARSER_CHECK_NONE
Definition: liblwgeom.h:2095
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:2502
LWGEOM * lwgeom_from_wkt(const char *wkt, const char check)
Definition: lwin_wkt.c:905
#define LW_TRUE
Return types for functions with status returns.
Definition: liblwgeom.h:107

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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