@Test
public void testTypesChecking() {
// DECLARE A SIMPLE PARSER:
ADQLParser parser = new ADQLParser(new DBChecker(tables));
// Test the type of columns generated by the parser:
try {
ADQLQuery query = parser.parseQuery("SELECT colS, colI, colG FROM foo;");
ADQLOperand colS = query.getSelect().get(0).getOperand();
ADQLOperand colI = query.getSelect().get(1).getOperand();
ADQLOperand colG = query.getSelect().get(2).getOperand();
// test string column:
assertTrue(colS instanceof ADQLColumn);
assertTrue(colS.isString());
assertFalse(colS.isNumeric());
assertFalse(colS.isGeometry());
// test integer column:
assertTrue(colI instanceof ADQLColumn);
assertFalse(colI.isString());
assertTrue(colI.isNumeric());
assertFalse(colI.isGeometry());
// test geometry column:
assertTrue(colG instanceof ADQLColumn);
assertFalse(colG.isString());
assertFalse(colG.isNumeric());
assertTrue(colG.isGeometry());
} catch (ParseException e1) {
if (e1 instanceof UnresolvedIdentifiersException)
((UnresolvedIdentifiersException) e1).getErrors().next().printStackTrace();
else e1.printStackTrace();
fail("This query contains known columns: this test should have succeeded!");
}
// Test the expected type - NUMERIC - generated by the parser:
try {
assertNotNull(parser.parseQuery("SELECT colI * 3 FROM foo;"));
} catch (ParseException e) {
e.printStackTrace();
fail("This query contains a product between 2 numerics: this test should have succeeded!");
}
try {
parser.parseQuery("SELECT colS * 3 FROM foo;");
fail(
"This query contains a product between a string and an integer: this test should have failed!");
} catch (ParseException e) {
assertTrue(e instanceof UnresolvedIdentifiersException);
UnresolvedIdentifiersException ex = (UnresolvedIdentifiersException) e;
assertEquals(1, ex.getNbErrors());
assertEquals(
"Type mismatch! A numeric value was expected instead of \"colS\".",
ex.getErrors().next().getMessage());
}
try {
parser.parseQuery("SELECT colG * 3 FROM foo;");
fail(
"This query contains a product between a geometry and an integer: this test should have failed!");
} catch (ParseException e) {
assertTrue(e instanceof UnresolvedIdentifiersException);
UnresolvedIdentifiersException ex = (UnresolvedIdentifiersException) e;
assertEquals(1, ex.getNbErrors());
assertEquals(
"Type mismatch! A numeric value was expected instead of \"colG\".",
ex.getErrors().next().getMessage());
}
// Test the expected type - STRING - generated by the parser:
try {
assertNotNull(parser.parseQuery("SELECT colS || 'blabla' FROM foo;"));
} catch (ParseException e) {
e.printStackTrace();
fail(
"This query contains a concatenation between 2 strings: this test should have succeeded!");
}
try {
parser.parseQuery("SELECT colI || 'blabla' FROM foo;");
fail(
"This query contains a concatenation between an integer and a string: this test should have failed!");
} catch (ParseException e) {
assertTrue(e instanceof UnresolvedIdentifiersException);
UnresolvedIdentifiersException ex = (UnresolvedIdentifiersException) e;
assertEquals(1, ex.getNbErrors());
assertEquals(
"Type mismatch! A string value was expected instead of \"colI\".",
ex.getErrors().next().getMessage());
}
try {
parser.parseQuery("SELECT colG || 'blabla' FROM foo;");
fail(
"This query contains a concatenation between a geometry and a string: this test should have failed!");
} catch (ParseException e) {
assertTrue(e instanceof UnresolvedIdentifiersException);
UnresolvedIdentifiersException ex = (UnresolvedIdentifiersException) e;
assertEquals(1, ex.getNbErrors());
assertEquals(
"Type mismatch! A string value was expected instead of \"colG\".",
ex.getErrors().next().getMessage());
}
// Test the expected type - GEOMETRY - generated by the parser:
try {
assertNotNull(parser.parseQuery("SELECT CONTAINS(colG, CIRCLE('', 1, 2, 5)) FROM foo;"));
} catch (ParseException e) {
e.printStackTrace();
fail(
"This query contains a geometrical predicate between 2 geometries: this test should have succeeded!");
}
try {
parser.parseQuery("SELECT CONTAINS(colI, CIRCLE('', 1, 2, 5)) FROM foo;");
fail(
"This query contains a geometrical predicate between an integer and a geometry: this test should have failed!");
} catch (ParseException e) {
assertTrue(e instanceof UnresolvedIdentifiersException);
UnresolvedIdentifiersException ex = (UnresolvedIdentifiersException) e;
assertEquals(1, ex.getNbErrors());
assertEquals(
"Type mismatch! A geometry was expected instead of \"colI\".",
ex.getErrors().next().getMessage());
}
try {
parser.parseQuery("SELECT CONTAINS(colS, CIRCLE('', 1, 2, 5)) FROM foo;");
fail(
"This query contains a geometrical predicate between a string and a geometry: this test should have failed!");
} catch (ParseException e) {
assertTrue(e instanceof UnresolvedIdentifiersException);
UnresolvedIdentifiersException ex = (UnresolvedIdentifiersException) e;
assertEquals(1, ex.getNbErrors());
assertEquals(
"Type mismatch! A geometry was expected instead of \"colS\".",
ex.getErrors().next().getMessage());
}
// DECLARE SOME UDFs:
FunctionDef[] udfs =
new FunctionDef[] {
new FunctionDef("toto", new DBType(DBDatatype.VARCHAR)),
new FunctionDef("tata", new DBType(DBDatatype.INTEGER)),
new FunctionDef("titi", new DBType(DBDatatype.REGION))
};
parser = new ADQLParser(new DBChecker(tables, Arrays.asList(udfs)));
// Test the return type of the function TOTO generated by the parser:
try {
ADQLQuery query = parser.parseQuery("SELECT toto() FROM foo;");
ADQLOperand fct = query.getSelect().get(0).getOperand();
assertTrue(fct instanceof DefaultUDF);
assertNotNull(((DefaultUDF) fct).getDefinition());
assertTrue(fct.isString());
assertFalse(fct.isNumeric());
assertFalse(fct.isGeometry());
} catch (ParseException e1) {
e1.printStackTrace();
fail("This query contains a DECLARED UDF: this test should have succeeded!");
}
// Test the return type checking inside a whole query:
try {
assertNotNull(parser.parseQuery("SELECT toto() || 'Blabla ' AS \"SuperText\" FROM foo;"));
} catch (ParseException e1) {
e1.printStackTrace();
fail(
"This query contains a DECLARED UDF concatenated to a String: this test should have succeeded!");
}
try {
parser.parseQuery("SELECT toto()*3 AS \"SuperError\" FROM foo;");
fail(
"This query contains a DECLARED UDF BUT used as numeric...which is here not possible: this test should have failed!");
} catch (ParseException e1) {
assertTrue(e1 instanceof UnresolvedIdentifiersException);
UnresolvedIdentifiersException ex = (UnresolvedIdentifiersException) e1;
assertEquals(1, ex.getNbErrors());
assertEquals(
"Type mismatch! A numeric value was expected instead of \"toto()\".",
ex.getErrors().next().getMessage());
}
// Test the return type of the function TATA generated by the parser:
try {
ADQLQuery query = parser.parseQuery("SELECT tata() FROM foo;");
ADQLOperand fct = query.getSelect().get(0).getOperand();
assertTrue(fct instanceof DefaultUDF);
assertNotNull(((DefaultUDF) fct).getDefinition());
assertFalse(fct.isString());
assertTrue(fct.isNumeric());
assertFalse(fct.isGeometry());
} catch (ParseException e1) {
e1.printStackTrace();
fail("This query contains a DECLARED UDF: this test should have succeeded!");
}
// Test the return type checking inside a whole query:
try {
assertNotNull(parser.parseQuery("SELECT tata()*3 AS \"aNumeric\" FROM foo;"));
} catch (ParseException e1) {
e1.printStackTrace();
fail(
"This query contains a DECLARED UDF multiplicated by 3: this test should have succeeded!");
}
try {
parser.parseQuery("SELECT 'Blabla ' || tata() AS \"SuperError\" FROM foo;");
fail(
"This query contains a DECLARED UDF BUT used as string...which is here not possible: this test should have failed!");
} catch (ParseException e1) {
assertTrue(e1 instanceof UnresolvedIdentifiersException);
UnresolvedIdentifiersException ex = (UnresolvedIdentifiersException) e1;
assertEquals(1, ex.getNbErrors());
assertEquals(
"Type mismatch! A string value was expected instead of \"tata()\".",
ex.getErrors().next().getMessage());
}
try {
parser.parseQuery("SELECT tata() || 'Blabla ' AS \"SuperError\" FROM foo;");
fail(
"This query contains a DECLARED UDF BUT used as string...which is here not possible: this test should have failed!");
} catch (ParseException e1) {
assertTrue(e1 instanceof UnresolvedIdentifiersException);
UnresolvedIdentifiersException ex = (UnresolvedIdentifiersException) e1;
assertEquals(1, ex.getNbErrors());
assertEquals(
"Type mismatch! A string value was expected instead of \"tata()\".",
ex.getErrors().next().getMessage());
}
// Test the return type of the function TITI generated by the parser:
try {
ADQLQuery query = parser.parseQuery("SELECT titi() FROM foo;");
ADQLOperand fct = query.getSelect().get(0).getOperand();
assertTrue(fct instanceof DefaultUDF);
assertNotNull(((DefaultUDF) fct).getDefinition());
assertFalse(fct.isString());
assertFalse(fct.isNumeric());
assertTrue(fct.isGeometry());
} catch (ParseException e1) {
e1.printStackTrace();
fail("This query contains a DECLARED UDF: this test should have succeeded!");
}
// Test the return type checking inside a whole query:
try {
parser.parseQuery("SELECT CONTAINS(colG, titi()) ' AS \"Super\" FROM foo;");
fail(
"Geometrical UDFs are not allowed for the moment in the ADQL language: this test should have failed!");
} catch (ParseException e1) {
assertTrue(e1 instanceof ParseException);
assertEquals(
" Encountered \"(\". Was expecting one of: \")\" \".\" \".\" \")\" ", e1.getMessage());
}
try {
parser.parseQuery("SELECT titi()*3 AS \"SuperError\" FROM foo;");
fail(
"This query contains a DECLARED UDF BUT used as numeric...which is here not possible: this test should have failed!");
} catch (ParseException e1) {
assertTrue(e1 instanceof UnresolvedIdentifiersException);
UnresolvedIdentifiersException ex = (UnresolvedIdentifiersException) e1;
assertEquals(1, ex.getNbErrors());
assertEquals(
"Type mismatch! A numeric value was expected instead of \"titi()\".",
ex.getErrors().next().getMessage());
}
// Try with functions wrapped on 2 levels:
// i.e. fct1('blabla', fct2(fct3('blabla')))
FunctionDef[] complexFcts = new FunctionDef[3];
complexFcts[0] =
new FunctionDef(
"fct1",
new DBType(DBDatatype.VARCHAR),
new FunctionParam[] {
new FunctionParam("str", new DBType(DBDatatype.VARCHAR)),
new FunctionParam("num", new DBType(DBDatatype.INTEGER))
});
complexFcts[1] =
new FunctionDef(
"fct2",
new DBType(DBDatatype.INTEGER),
new FunctionParam[] {new FunctionParam("str", new DBType(DBDatatype.VARCHAR))});
complexFcts[2] =
new FunctionDef(
"fct3",
new DBType(DBDatatype.VARCHAR),
new FunctionParam[] {new FunctionParam("str", new DBType(DBDatatype.VARCHAR))});
parser = new ADQLParser(new DBChecker(tables, Arrays.asList(complexFcts)));
// With parameters of the good type:
try {
assertNotNull(parser.parseQuery("SELECT fct1('blabla', fct2(fct3('blabla'))) FROM foo"));
} catch (ParseException pe) {
pe.printStackTrace();
fail("Types are matching: this test should have succeeded!");
}
// With parameters of the bad type:
try {
parser.parseQuery("SELECT fct2(fct1('blabla', fct3('blabla'))) FROM foo");
fail("Parameters types are not matching: the parsing should have failed!");
} catch (ParseException pe) {
assertEquals(UnresolvedIdentifiersException.class, pe.getClass());
assertEquals(1, ((UnresolvedIdentifiersException) pe).getNbErrors());
ParseException innerPe = ((UnresolvedIdentifiersException) pe).getErrors().next();
assertEquals(
"Unresolved function: \"fct1('blabla', fct3('blabla'))\"! No UDF has been defined or found with the signature: fct1(STRING, STRING).",
innerPe.getMessage());
}
// CLEAR ALL UDFs AND ALLOW UNKNOWN FUNCTION:
parser = new ADQLParser(new DBChecker(tables, null));
// Test again:
try {
assertNotNull(parser.parseQuery("SELECT toto() FROM foo;"));
} catch (ParseException e) {
e.printStackTrace();
fail("The parser allow ANY unknown function: this test should have succeeded!");
}
// Test the return type of the function generated by the parser:
try {
ADQLQuery query = parser.parseQuery("SELECT toto() FROM foo;");
ADQLOperand fct = query.getSelect().get(0).getOperand();
assertTrue(fct instanceof DefaultUDF);
assertNull(((DefaultUDF) fct).getDefinition());
assertTrue(fct.isString());
assertTrue(fct.isNumeric());
} catch (ParseException e1) {
e1.printStackTrace();
fail("The parser allow ANY unknown function: this test should have succeeded!");
}
// DECLARE THE UDF (while unknown functions are allowed):
parser =
new ADQLParser(
new DBChecker(
tables,
Arrays.asList(
new FunctionDef[] {new FunctionDef("toto", new DBType(DBDatatype.VARCHAR))})));
// Test the return type of the function generated by the parser:
try {
ADQLQuery query = parser.parseQuery("SELECT toto() FROM foo;");
ADQLOperand fct = query.getSelect().get(0).getOperand();
assertTrue(fct instanceof DefaultUDF);
assertNotNull(((DefaultUDF) fct).getDefinition());
assertTrue(fct.isString());
assertFalse(fct.isNumeric());
} catch (ParseException e1) {
e1.printStackTrace();
fail("The parser allow ANY unknown function: this test should have succeeded!");
}
// DECLARE UDFs WITH SAME NAMES BUT DIFFERENT TYPE OF ARGUMENT:
udfs =
new FunctionDef[] {
new FunctionDef(
"toto",
new DBType(DBDatatype.VARCHAR),
new FunctionParam[] {new FunctionParam("attr", new DBType(DBDatatype.VARCHAR))}),
new FunctionDef(
"toto",
new DBType(DBDatatype.INTEGER),
new FunctionParam[] {new FunctionParam("attr", new DBType(DBDatatype.INTEGER))}),
new FunctionDef(
"toto",
new DBType(DBDatatype.INTEGER),
new FunctionParam[] {new FunctionParam("attr", new DBType(DBDatatype.POINT))})
};
parser = new ADQLParser(new DBChecker(tables, Arrays.asList(udfs)));
// Test the return type in function of the parameter:
try {
assertNotNull(
parser.parseQuery(
"SELECT toto('blabla') AS toto1, toto(123) AS toto2, toto(POINT('', 1, 2)) AS toto3 FROM foo;"));
} catch (ParseException e1) {
e1.printStackTrace();
fail("This query contains two DECLARED UDFs used here: this test should have succeeded!");
}
try {
parser.parseQuery("SELECT toto('blabla') * 123 AS \"SuperError\" FROM foo;");
fail(
"This query contains a DECLARED UDF BUT used as numeric...which is here not possible: this test should have failed!");
} catch (ParseException e) {
assertTrue(e instanceof UnresolvedIdentifiersException);
UnresolvedIdentifiersException ex = (UnresolvedIdentifiersException) e;
assertEquals(1, ex.getNbErrors());
assertEquals(
"Type mismatch! A numeric value was expected instead of \"toto('blabla')\".",
ex.getErrors().next().getMessage());
}
try {
parser.parseQuery("SELECT toto(123) || 'blabla' AS \"SuperError\" FROM foo;");
fail(
"This query contains a DECLARED UDF BUT used as string...which is here not possible: this test should have failed!");
} catch (ParseException e) {
assertTrue(e instanceof UnresolvedIdentifiersException);
UnresolvedIdentifiersException ex = (UnresolvedIdentifiersException) e;
assertEquals(1, ex.getNbErrors());
assertEquals(
"Type mismatch! A string value was expected instead of \"toto(123)\".",
ex.getErrors().next().getMessage());
}
try {
parser.parseQuery("SELECT toto(POINT('', 1, 2)) || 'blabla' AS \"SuperError\" FROM foo;");
fail(
"This query contains a DECLARED UDF BUT used as string...which is here not possible: this test should have failed!");
} catch (ParseException e) {
assertTrue(e instanceof UnresolvedIdentifiersException);
UnresolvedIdentifiersException ex = (UnresolvedIdentifiersException) e;
assertEquals(1, ex.getNbErrors());
assertEquals(
"Type mismatch! A string value was expected instead of \"toto(POINT('', 1, 2))\".",
ex.getErrors().next().getMessage());
}
}
@Test
public void testGeometry() {
// DECLARE A SIMPLE PARSER where all geometries are allowed by default:
ADQLParser parser = new ADQLParser(new DBChecker(tables));
// Test with several geometries while all are allowed:
try {
assertNotNull(
parser.parseQuery(
"SELECT * FROM foo WHERE CONTAINS(POINT('', 12.3, 45.6), CIRCLE('', 1.2, 2.3, 5)) = 1;"));
} catch (ParseException pe) {
pe.printStackTrace();
fail(
"This query contains several geometries, and all are theoretically allowed: this test should have succeeded!");
}
// Test with several geometries while only the allowed ones:
try {
parser =
new ADQLParser(
new DBChecker(
tables,
new ArrayList<FunctionDef>(0),
Arrays.asList(new String[] {"CONTAINS", "POINT", "CIRCLE"}),
null));
assertNotNull(
parser.parseQuery(
"SELECT * FROM foo WHERE CONTAINS(POINT('', 12.3, 45.6), CIRCLE('', 1.2, 2.3, 5)) = 1;"));
} catch (ParseException pe) {
pe.printStackTrace();
fail(
"This query contains several geometries, and all are theoretically allowed: this test should have succeeded!");
}
try {
parser.parseQuery(
"SELECT * FROM foo WHERE INTERSECTS(POINT('', 12.3, 45.6), CIRCLE('', 1.2, 2.3, 5)) = 1;");
fail(
"This query contains a not-allowed geometry function (INTERSECTS): this test should have failed!");
} catch (ParseException pe) {
assertTrue(pe instanceof UnresolvedIdentifiersException);
UnresolvedIdentifiersException ex = (UnresolvedIdentifiersException) pe;
assertEquals(1, ex.getNbErrors());
assertEquals(
"The geometrical function \"INTERSECTS\" is not available in this implementation!",
ex.getErrors().next().getMessage());
}
// Test by adding REGION:
try {
parser =
new ADQLParser(
new DBChecker(
tables,
new ArrayList<FunctionDef>(0),
Arrays.asList(new String[] {"CONTAINS", "POINT", "CIRCLE", "REGION"}),
null));
assertNotNull(
parser.parseQuery(
"SELECT * FROM foo WHERE CONTAINS(REGION('Position 12.3 45.6'), REGION('circle 1.2 2.3 5')) = 1;"));
} catch (ParseException pe) {
pe.printStackTrace();
fail(
"This query contains several geometries, and all are theoretically allowed: this test should have succeeded!");
}
try {
parser.parseQuery(
"SELECT * FROM foo WHERE CONTAINS(REGION('Position 12.3 45.6'), REGION('BOX 1.2 2.3 5 9')) = 1;");
fail(
"This query contains a not-allowed geometry function (BOX): this test should have failed!");
} catch (ParseException pe) {
assertTrue(pe instanceof UnresolvedIdentifiersException);
UnresolvedIdentifiersException ex = (UnresolvedIdentifiersException) pe;
assertEquals(1, ex.getNbErrors());
assertEquals(
"The geometrical function \"BOX\" is not available in this implementation!",
ex.getErrors().next().getMessage());
}
// Test with several geometries while none geometry is allowed:
try {
parser =
new ADQLParser(
new DBChecker(tables, new ArrayList<FunctionDef>(0), new ArrayList<String>(0), null));
parser.parseQuery(
"SELECT * FROM foo WHERE CONTAINS(POINT('', 12.3, 45.6), CIRCLE('', 1.2, 2.3, 5)) = 1;");
fail(
"This query contains geometries while they are all forbidden: this test should have failed!");
} catch (ParseException pe) {
assertTrue(pe instanceof UnresolvedIdentifiersException);
UnresolvedIdentifiersException ex = (UnresolvedIdentifiersException) pe;
assertEquals(3, ex.getNbErrors());
Iterator<ParseException> itErrors = ex.getErrors();
assertEquals(
"The geometrical function \"CONTAINS\" is not available in this implementation!",
itErrors.next().getMessage());
assertEquals(
"The geometrical function \"POINT\" is not available in this implementation!",
itErrors.next().getMessage());
assertEquals(
"The geometrical function \"CIRCLE\" is not available in this implementation!",
itErrors.next().getMessage());
}
}
@Test
public void testCoordSys() {
// DECLARE A SIMPLE PARSER where all coordinate systems are allowed by default:
ADQLParser parser = new ADQLParser(new DBChecker(tables));
// Test with several coordinate systems while all are allowed:
try {
assertNotNull(
parser.parseQuery(
"SELECT * FROM foo WHERE CONTAINS(POINT('', 12.3, 45.6), CIRCLE('', 1.2, 2.3, 5)) = 1;"));
assertNotNull(
parser.parseQuery(
"SELECT * FROM foo WHERE CONTAINS(POINT('icrs', 12.3, 45.6), CIRCLE('cartesian2', 1.2, 2.3, 5)) = 1;"));
assertNotNull(
parser.parseQuery(
"SELECT * FROM foo WHERE CONTAINS(POINT('lsr', 12.3, 45.6), CIRCLE('galactic heliocenter', 1.2, 2.3, 5)) = 1;"));
assertNotNull(
parser.parseQuery(
"SELECT * FROM foo WHERE CONTAINS(POINT('unknownframe', 12.3, 45.6), CIRCLE('galactic unknownrefpos spherical2', 1.2, 2.3, 5)) = 1;"));
assertNotNull(
parser.parseQuery(
"SELECT * FROM foo WHERE CONTAINS(REGION('position icrs lsr 12.3 45.6'), REGION('circle fk5 1.2 2.3 5')) = 1;"));
assertNotNull(parser.parseQuery("SELECT Region('not(position 1 2)') FROM foo;"));
} catch (ParseException pe) {
pe.printStackTrace();
fail(
"This query contains several valid coordinate systems, and all are theoretically allowed: this test should have succeeded!");
}
// Concatenation as coordinate systems not checked:
try {
assertNotNull(
parser.parseQuery(
"SELECT * FROM foo WHERE CONTAINS(POINT('From ' || 'here', 12.3, 45.6), CIRCLE('', 1.2, 2.3, 5)) = 1;"));
} catch (ParseException pe) {
pe.printStackTrace();
fail(
"This query contains a concatenation as coordinate systems (but only string constants are checked): this test should have succeeded!");
}
// Test with several coordinate systems while only some allowed:
try {
parser =
new ADQLParser(
new DBChecker(
tables,
new ArrayList<FunctionDef>(0),
null,
Arrays.asList(
new String[] {"icrs * *", "fk4 geocenter *", "galactic * spherical2"})));
assertNotNull(
parser.parseQuery(
"SELECT * FROM foo WHERE CONTAINS(POINT('', 12.3, 45.6), CIRCLE('', 1.2, 2.3, 5)) = 1;"));
assertNotNull(
parser.parseQuery(
"SELECT * FROM foo WHERE CONTAINS(POINT('icrs', 12.3, 45.6), CIRCLE('cartesian3', 1.2, 2.3, 5)) = 1;"));
assertNotNull(parser.parseQuery("SELECT POINT('fk4', 12.3, 45.6) FROM foo;"));
assertNotNull(
parser.parseQuery(
"SELECT * FROM foo WHERE CONTAINS(POINT('fk4 geocenter', 12.3, 45.6), CIRCLE('cartesian2', 1.2, 2.3, 5)) = 1;"));
assertNotNull(
parser.parseQuery(
"SELECT * FROM foo WHERE CONTAINS(POINT('galactic', 12.3, 45.6), CIRCLE('galactic spherical2', 1.2, 2.3, 5)) = 1;"));
assertNotNull(
parser.parseQuery(
"SELECT * FROM foo WHERE CONTAINS(POINT('galactic geocenter', 12.3, 45.6), CIRCLE('galactic lsr spherical2', 1.2, 2.3, 5)) = 1;"));
assertNotNull(
parser.parseQuery(
"SELECT * FROM foo WHERE CONTAINS(REGION('position galactic lsr 12.3 45.6'), REGION('circle icrs 1.2 2.3 5')) = 1;"));
assertNotNull(parser.parseQuery("SELECT Region('not(position 1 2)') FROM foo;"));
} catch (ParseException pe) {
pe.printStackTrace();
fail(
"This query contains several valid coordinate systems, and all are theoretically allowed: this test should have succeeded!");
}
try {
parser.parseQuery("SELECT POINT('fk5 geocenter', 12.3, 45.6) FROM foo;");
fail(
"This query contains a not-allowed coordinate system ('fk5' is not allowed): this test should have failed!");
} catch (ParseException pe) {
assertTrue(pe instanceof UnresolvedIdentifiersException);
UnresolvedIdentifiersException ex = (UnresolvedIdentifiersException) pe;
assertEquals(1, ex.getNbErrors());
assertEquals(
"Coordinate system \"fk5 geocenter\" (= \"FK5 GEOCENTER SPHERICAL2\") not allowed in this implementation. Allowed coordinate systems are: fk4 geocenter *, galactic * spherical2, icrs * *",
ex.getErrors().next().getMessage());
}
try {
parser.parseQuery("SELECT Region('not(position fk5 heliocenter 1 2)') FROM foo;");
fail(
"This query contains a not-allowed coordinate system ('fk5' is not allowed): this test should have failed!");
} catch (ParseException pe) {
assertTrue(pe instanceof UnresolvedIdentifiersException);
UnresolvedIdentifiersException ex = (UnresolvedIdentifiersException) pe;
assertEquals(1, ex.getNbErrors());
assertEquals(
"Coordinate system \"FK5 HELIOCENTER\" (= \"FK5 HELIOCENTER SPHERICAL2\") not allowed in this implementation. Allowed coordinate systems are: fk4 geocenter *, galactic * spherical2, icrs * *",
ex.getErrors().next().getMessage());
}
// Test with a coordinate system while none is allowed:
try {
parser =
new ADQLParser(
new DBChecker(tables, new ArrayList<FunctionDef>(0), null, new ArrayList<String>(0)));
assertNotNull(
parser.parseQuery(
"SELECT * FROM foo WHERE CONTAINS(POINT('', 12.3, 45.6), CIRCLE('', 1.2, 2.3, 5)) = 1;"));
assertNotNull(
parser.parseQuery(
"SELECT * FROM foo WHERE CONTAINS(REGION('position 12.3 45.6'), REGION('circle 1.2 2.3 5')) = 1;"));
assertNotNull(parser.parseQuery("SELECT Region('not(position 1 2)') FROM foo;"));
} catch (ParseException pe) {
pe.printStackTrace();
fail("This query specifies none coordinate system: this test should have succeeded!");
}
try {
parser.parseQuery(
"SELECT * FROM foo WHERE CONTAINS(POINT('ICRS SPHERICAL2', 12.3, 45.6), CIRCLE('icrs', 1.2, 2.3, 5)) = 1;");
fail(
"This query specifies coordinate systems while they are all forbidden: this test should have failed!");
} catch (ParseException pe) {
assertTrue(pe instanceof UnresolvedIdentifiersException);
UnresolvedIdentifiersException ex = (UnresolvedIdentifiersException) pe;
assertEquals(2, ex.getNbErrors());
Iterator<ParseException> itErrors = ex.getErrors();
assertEquals(
"Coordinate system \"ICRS SPHERICAL2\" (= \"ICRS UNKNOWNREFPOS SPHERICAL2\") not allowed in this implementation. No coordinate system is allowed!",
itErrors.next().getMessage());
assertEquals(
"Coordinate system \"icrs\" (= \"ICRS UNKNOWNREFPOS SPHERICAL2\") not allowed in this implementation. No coordinate system is allowed!",
itErrors.next().getMessage());
}
try {
parser.parseQuery("SELECT Region('not(position fk4 1 2)') FROM foo;");
fail(
"This query specifies coordinate systems while they are all forbidden: this test should have failed!");
} catch (ParseException pe) {
assertTrue(pe instanceof UnresolvedIdentifiersException);
UnresolvedIdentifiersException ex = (UnresolvedIdentifiersException) pe;
assertEquals(1, ex.getNbErrors());
assertEquals(
"Coordinate system \"FK4\" (= \"FK4 UNKNOWNREFPOS SPHERICAL2\") not allowed in this implementation. No coordinate system is allowed!",
ex.getErrors().next().getMessage());
}
}
@Test
public void testUDFManagement() {
// UNKNOWN FUNCTIONS ARE NOT ALLOWED:
ADQLParser parser = new ADQLParser(new DBChecker(tables, new ArrayList<FunctionDef>(0)));
// Test with a simple ADQL query without unknown or user defined function:
try {
assertNotNull(parser.parseQuery("SELECT * FROM foo;"));
} catch (ParseException e) {
e.printStackTrace();
fail("A simple and basic query should not be a problem for the parser!");
}
// Test with an ADQL query containing one not declared UDF:
try {
parser.parseQuery("SELECT toto() FROM foo;");
fail("This query contains a UDF while it's not allowed: this test should have failed!");
} catch (ParseException e) {
assertTrue(e instanceof UnresolvedIdentifiersException);
UnresolvedIdentifiersException ex = (UnresolvedIdentifiersException) e;
assertEquals(1, ex.getNbErrors());
assertEquals(
"Unresolved function: \"toto()\"! No UDF has been defined or found with the signature: toto().",
ex.getErrors().next().getMessage());
}
// DECLARE THE UDFs:
FunctionDef[] udfs =
new FunctionDef[] {
new FunctionDef("toto", new DBType(DBDatatype.VARCHAR)),
new FunctionDef("tata", new DBType(DBDatatype.INTEGER))
};
parser = new ADQLParser(new DBChecker(tables, Arrays.asList(udfs)));
// Test again:
try {
assertNotNull(parser.parseQuery("SELECT toto() FROM foo;"));
assertNotNull(parser.parseQuery("SELECT tata() FROM foo;"));
} catch (ParseException e) {
e.printStackTrace();
fail("This query contains a DECLARED UDF: this test should have succeeded!");
}
// Test but with at least one parameter:
try {
parser.parseQuery("SELECT toto('blabla') FROM foo;");
fail(
"This query contains an unknown UDF signature (the fct toto is declared with no parameter): this test should have failed!");
} catch (ParseException e) {
assertTrue(e instanceof UnresolvedIdentifiersException);
UnresolvedIdentifiersException ex = (UnresolvedIdentifiersException) e;
assertEquals(1, ex.getNbErrors());
assertEquals(
"Unresolved function: \"toto('blabla')\"! No UDF has been defined or found with the signature: toto(STRING).",
ex.getErrors().next().getMessage());
}
// Test but with at least one column parameter:
try {
parser.parseQuery("SELECT toto(colS) FROM foo;");
fail(
"This query contains an unknown UDF signature (the fct toto is declared with no parameter): this test should have failed!");
} catch (ParseException e) {
assertTrue(e instanceof UnresolvedIdentifiersException);
UnresolvedIdentifiersException ex = (UnresolvedIdentifiersException) e;
assertEquals(1, ex.getNbErrors());
assertEquals(
"Unresolved function: \"toto(colS)\"! No UDF has been defined or found with the signature: toto(STRING).",
ex.getErrors().next().getMessage());
}
// Test but with at least one unknown column parameter:
try {
parser.parseQuery("SELECT toto(whatami) FROM foo;");
fail(
"This query contains an unknown UDF signature (the fct toto is declared with no parameter): this test should have failed!");
} catch (ParseException e) {
assertTrue(e instanceof UnresolvedIdentifiersException);
UnresolvedIdentifiersException ex = (UnresolvedIdentifiersException) e;
assertEquals(2, ex.getNbErrors());
Iterator<ParseException> errors = ex.getErrors();
assertEquals("Unknown column \"whatami\" !", errors.next().getMessage());
assertEquals(
"Unresolved function: \"toto(whatami)\"! No UDF has been defined or found with the signature: toto(param1).",
errors.next().getMessage());
}
// Test with a UDF whose the class is specified ; the corresponding object in the ADQL tree must
// be replace by an instance of this class:
udfs =
new FunctionDef[] {
new FunctionDef(
"toto",
new DBType(DBDatatype.VARCHAR),
new FunctionParam[] {new FunctionParam("txt", new DBType(DBDatatype.VARCHAR))})
};
udfs[0].setUDFClass(UDFToto.class);
parser = new ADQLParser(new DBChecker(tables, Arrays.asList(udfs)));
try {
ADQLQuery query = parser.parseQuery("SELECT toto('blabla') FROM foo;");
assertNotNull(query);
Iterator<ADQLObject> it =
query.search(
new SimpleSearchHandler() {
@Override
protected boolean match(ADQLObject obj) {
return (obj instanceof UserDefinedFunction)
&& ((UserDefinedFunction) obj).getName().equals("toto");
}
});
assertTrue(it.hasNext());
assertEquals(UDFToto.class.getName(), it.next().getClass().getName());
assertFalse(it.hasNext());
} catch (Exception e) {
e.printStackTrace();
fail(
"This query contains a DECLARED UDF with a valid UserDefinedFunction class: this test should have succeeded!");
}
// Test with a wrong parameter type:
try {
parser.parseQuery("SELECT toto(123) FROM foo;");
fail(
"This query contains an unknown UDF signature (the fct toto is declared with one parameter of type STRING...here it is a numeric): this test should have failed!");
} catch (Exception e) {
assertTrue(e instanceof UnresolvedIdentifiersException);
UnresolvedIdentifiersException ex = (UnresolvedIdentifiersException) e;
assertEquals(1, ex.getNbErrors());
assertEquals(
"Unresolved function: \"toto(123)\"! No UDF has been defined or found with the signature: toto(NUMERIC).",
ex.getErrors().next().getMessage());
}
// Test with UDF class constructor throwing an exception:
udfs =
new FunctionDef[] {
new FunctionDef(
"toto",
new DBType(DBDatatype.VARCHAR),
new FunctionParam[] {new FunctionParam("txt", new DBType(DBDatatype.VARCHAR))})
};
udfs[0].setUDFClass(WrongUDFToto.class);
parser = new ADQLParser(new DBChecker(tables, Arrays.asList(udfs)));
try {
parser.parseQuery("SELECT toto('blabla') FROM foo;");
fail("The set UDF class constructor has throw an error: this test should have failed!");
} catch (Exception e) {
assertTrue(e instanceof UnresolvedIdentifiersException);
UnresolvedIdentifiersException ex = (UnresolvedIdentifiersException) e;
assertEquals(1, ex.getNbErrors());
assertEquals(
"Impossible to represent the function \"toto\": the following error occured while creating this representation: \"[Exception] Systematic error!\"",
ex.getErrors().next().getMessage());
}
}