test_lwline_split_by_point_to()

static void test_lwline_split_by_point_to ( void  )

static

Definition at line 19 of file cu_split.c.

References cu_error_msg_reset(), LW_PARSER_CHECK_NONE, lwcollection_free(), lwgeom_as_lwline(), lwgeom_as_lwpoint(), lwgeom_from_wkt(), lwline_free(), lwline_split_by_point_to(), lwmline_construct_empty(), lwpoint_free(), LWMLINE::ngeoms, and SRID_UNKNOWN.

Referenced by split_suite_setup().

{
        LWLINE *line;
        LWPOINT *point;
        LWMLINE *coll;
        int ret;

        /* Because i don't trust that much prior tests...  ;) */
        cu_error_msg_reset();

        coll = lwmline_construct_empty(SRID_UNKNOWN, 0, 0);
        CU_ASSERT_EQUAL(coll->ngeoms, 0);

        line = lwgeom_as_lwline(lwgeom_from_wkt("LINESTRING(0 0,5 5, 10 0)",
                LW_PARSER_CHECK_NONE));
        CU_ASSERT(line != NULL);

        point = lwgeom_as_lwpoint(lwgeom_from_wkt(
                "POINT(0 0)",
                LW_PARSER_CHECK_NONE));
        ret = lwline_split_by_point_to(line, point, coll);
        CU_ASSERT_EQUAL(ret, 1);
        CU_ASSERT_EQUAL(coll->ngeoms, 0);
        lwpoint_free(point);

        point = lwgeom_as_lwpoint(lwgeom_from_wkt(
                "POINT(10 0)",
                LW_PARSER_CHECK_NONE));
        ret = lwline_split_by_point_to(line, point, coll);
        CU_ASSERT_EQUAL(ret, 1);
        CU_ASSERT_EQUAL(coll->ngeoms, 0);
        lwpoint_free(point);

        point = lwgeom_as_lwpoint(lwgeom_from_wkt(
                "POINT(5 0)",
                LW_PARSER_CHECK_NONE));
        ret = lwline_split_by_point_to(line, point, coll);
        CU_ASSERT_EQUAL(ret, 0);
        CU_ASSERT_EQUAL(coll->ngeoms, 0);
        lwpoint_free(point);

        point = lwgeom_as_lwpoint(lwgeom_from_wkt(
                "POINT(5 5)",
                LW_PARSER_CHECK_NONE));
        ret = lwline_split_by_point_to(line, point, coll);
        CU_ASSERT_EQUAL(ret, 2);
        CU_ASSERT_EQUAL(coll->ngeoms, 2);
        lwpoint_free(point);

        point = lwgeom_as_lwpoint(lwgeom_from_wkt(
                "POINT(2 2)",
                LW_PARSER_CHECK_NONE));
        ret = lwline_split_by_point_to(line, point, coll);
        CU_ASSERT_EQUAL(ret, 2);
        CU_ASSERT_EQUAL(coll->ngeoms, 4);
        lwpoint_free(point);

        lwcollection_free((LWCOLLECTION*)coll);
        lwline_free(line);
}

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