PostGIS  3.4.0dev-r@@SVN_REVISION@@

◆ test_lwgeom_is_trajectory()

static void test_lwgeom_is_trajectory ( void  )
static

Definition at line 1499 of file cu_measures.c.

1500 {
1501  LWGEOM *g;
1502  int ret;
1503 
1504  g = lwgeom_from_wkt("POINT M(0 0 1)", LW_PARSER_CHECK_NONE);
1505  ret = lwgeom_is_trajectory(g);
1506  lwgeom_free(g);
1507  ASSERT_INT_EQUAL(ret, LW_FALSE); /* not a linestring */
1508 
1509  g = lwgeom_from_wkt("LINESTRING Z(0 0 1, 0 0 1)", LW_PARSER_CHECK_NONE);
1510  ret = lwgeom_is_trajectory(g);
1511  lwgeom_free(g);
1512  ASSERT_INT_EQUAL(ret, LW_FALSE); /* no measure */
1513 
1514  g = lwgeom_from_wkt("LINESTRING M(0 0 1, 0 0 1)", LW_PARSER_CHECK_NONE);
1515  ret = lwgeom_is_trajectory(g);
1516  lwgeom_free(g);
1517  ASSERT_INT_EQUAL(ret, LW_FALSE); /* same measure in two points */
1518 
1519  g = lwgeom_from_wkt("LINESTRING M(0 0 1, 0 0 0)", LW_PARSER_CHECK_NONE);
1520  ret = lwgeom_is_trajectory(g);
1521  lwgeom_free(g);
1522  ASSERT_INT_EQUAL(ret, LW_FALSE); /* backward measure */
1523 
1524  g = lwgeom_from_wkt("LINESTRING M(0 0 1, 1 0 3, 2 2 2)", LW_PARSER_CHECK_NONE);
1525  ret = lwgeom_is_trajectory(g);
1526  lwgeom_free(g);
1527  ASSERT_INT_EQUAL(ret, LW_FALSE); /* backward measure */
1528 
1529  g = lwgeom_from_wkt("LINESTRING M(0 0 1, 0 0 2)", LW_PARSER_CHECK_NONE);
1530  ret = lwgeom_is_trajectory(g);
1531  lwgeom_free(g);
1532  ASSERT_INT_EQUAL(ret, LW_TRUE); /* ok (still) */
1533 
1534  g = lwgeom_from_wkt("LINESTRING M EMPTY", LW_PARSER_CHECK_NONE);
1535  ret = lwgeom_is_trajectory(g);
1536  lwgeom_free(g);
1537  ASSERT_INT_EQUAL(ret, LW_TRUE); /* ok (empty) */
1538 
1539  g = lwgeom_from_wkt("LINESTRING M (0 0 1)", LW_PARSER_CHECK_NONE);
1540  ret = lwgeom_is_trajectory(g);
1541  lwgeom_free(g);
1542  ASSERT_INT_EQUAL(ret, LW_TRUE); /* ok (corner case) */
1543 }
#define ASSERT_INT_EQUAL(o, e)
#define LW_FALSE
Definition: liblwgeom.h:94
void lwgeom_free(LWGEOM *geom)
Definition: lwgeom.c:1155
#define LW_PARSER_CHECK_NONE
Definition: liblwgeom.h:2114
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:2496
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: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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