Examples with Expression org.teiid.query.sql.symbol.Expression used on opensource projects

Example 66 with Expression

use of org.teiid.query.sql.symbol.Expression in project teiid by teiid.

the class TestGeometry method testIntersection.

@Test
public void testIntersection() throws Exception {
    Expression ex = TestFunctionResolving.getExpression("ST_AsText(st_intersection(ST_GeomFromText('POLYGON ((0 50, 50 50, 40 0, 0 0, 0 50))'), ST_GeomFromText('POLYGON ((0 50, 40 50, 40 0, 0 0, 0 50))')))");
    ClobType intersection = (ClobType) Evaluator.evaluate(ex);
    assertEquals("POLYGON ((0 50, 40 50, 40 0, 0 0, 0 50))", ClobType.getString(intersection));
    ex = TestFunctionResolving.getExpression("ST_AsText(st_intersection(ST_GeomFromText('POLYGON ((0 50, 50 50, 40 0, 0 0, 0 50))'), ST_GeomFromText('POLYGON ((150 50, 200 50, 190 0, 150 0, 150 50))')))");
    intersection = (ClobType) Evaluator.evaluate(ex);
    assertEquals("POLYGON EMPTY", ClobType.getString(intersection));
}

Example 67 with Expression

use of org.teiid.query.sql.symbol.Expression in project teiid by teiid.

the class TestGeometry method testOrderingEquals.

@Test
public void testOrderingEquals() throws Exception {
    Expression ex = TestFunctionResolving.getExpression("ST_OrderingEquals(ST_GeomFromText('LINESTRING(0 0, 10 10)'),ST_GeomFromText('LINESTRING(0 0, 0 0, 10 10)'))");
    assertFalse((Boolean) Evaluator.evaluate(ex));
}

Example 68 with Expression

use of org.teiid.query.sql.symbol.Expression in project teiid by teiid.

the class TestGeometry method testEndPoint.

@Test
public void testEndPoint() throws Exception {
    Expression ex = TestFunctionResolving.getExpression("ST_AsText(st_endpoint(ST_GEOMFROMTEXT('LINESTRING(0 0, 1 3)'))))");
    assertEquals("POINT (1 3)", ClobType.getString((ClobType) Evaluator.evaluate(ex)));
}

Example 69 with Expression

use of org.teiid.query.sql.symbol.Expression in project teiid by teiid.

the class TestGeometry method testForce2d.

@Test
public void testForce2d() throws Exception {
    Expression ex = TestFunctionResolving.getExpression("st_astext(st_force_2d(ST_GEOMFROMTEXT('LINESTRING(0 0, 1 3)')))");
    assertEquals("LINESTRING (0 0, 1 3)", ClobType.getString((ClobType) Evaluator.evaluate(ex)));
}

Example 70 with Expression

use of org.teiid.query.sql.symbol.Expression in project teiid by teiid.

the class TestGeometry method testTextError.

@Test
public void testTextError() throws Exception {
    Expression ex = TestFunctionResolving.getExpression("ST_GeomFromText('''hello''')");
    try {
        Evaluator.evaluate(ex);
        fail();
    } catch (ExpressionEvaluationException e) {
        assertNull(ExceptionUtil.getExceptionOfType(e, NullPointerException.class));
    }
}