Examples with IntList io.questdb.std.IntList used on opensource projects

Example 1 with IntList

use of io.questdb.std.IntList in project questdb by bluestreak01.

the class FunctionParserTest method testFunctionFactoryNullSignature.

@Test
public void testFunctionFactoryNullSignature() {
    functions.add(new FunctionFactory() {

        @Override
        public String getSignature() {
            return null;
        }

        @Override
        public Function newInstance(int position, ObjList<Function> args, IntList argPositions, CairoConfiguration configuration, SqlExecutionContext sqlExecutionContext) {
            return new IntConstant(0);
        }
    });
    FunctionParser parser = createFunctionParser();
    Assert.assertEquals(0, parser.getFunctionCount());
}

Example 2 with IntList

use of io.questdb.std.IntList in project questdb by bluestreak01.

the class FunctionParserTest method testImplicitConstantInt.

@Test
public void testImplicitConstantInt() throws SqlException {
    functions.add(new FunctionFactory() {

        @Override
        public String getSignature() {
            return "x()";
        }

        @Override
        public Function newInstance(int position, ObjList<Function> args, IntList argPositions, CairoConfiguration configuration1, SqlExecutionContext sqlExecutionContext) {
            return new IntFunction() {

                @Override
                public int getInt(Record rec) {
                    return 0;
                }

                @Override
                public boolean isConstant() {
                    return true;
                }
            };
        }
    });
    Function function = parseFunction("x()", new GenericRecordMetadata(), createFunctionParser());
    Assert.assertTrue(function instanceof IntConstant);
}

Example 3 with IntList

use of io.questdb.std.IntList in project questdb by bluestreak01.

the class FunctionParserTest method testFunctionFactoryException.

@Test
public void testFunctionFactoryException() {
    functions.add(new FunctionFactory() {

        @Override
        public String getSignature() {
            return "x()";
        }

        @Override
        public Function newInstance(int position, ObjList<Function> args, IntList argPositions, CairoConfiguration configuration, SqlExecutionContext sqlExecutionContext) {
            throw new RuntimeException("oops");
        }
    });
    final GenericRecordMetadata metadata = new GenericRecordMetadata();
    assertFail(0, "exception in function factory", "x()", metadata);
}

Example 4 with IntList

use of io.questdb.std.IntList in project questdb by bluestreak01.

the class FunctionParserTest method testAmbiguousFunctionInvocation.

@Test
public void testAmbiguousFunctionInvocation() throws SqlException {
    functions.add(new FunctionFactory() {

        @Override
        public String getSignature() {
            // double,double
            return "+(DD)";
        }

        @Override
        public Function newInstance(int position, ObjList<Function> args, IntList argPositions, CairoConfiguration configuration, SqlExecutionContext sqlExecutionContext) {
            return new DoubleFunction() {

                @Override
                public double getDouble(Record rec) {
                    return 123.123;
                }
            };
        }
    });
    functions.add(new FunctionFactory() {

        @Override
        public String getSignature() {
            // float,float
            return "+(FF)";
        }

        @Override
        public Function newInstance(int position, ObjList<Function> args, IntList argPositions, CairoConfiguration configuration, SqlExecutionContext sqlExecutionContext) {
            return new FloatFunction() {

                @Override
                public float getFloat(Record rec) {
                    return 123.123f;
                }
            };
        }
    });
    final GenericRecordMetadata metadata = new GenericRecordMetadata();
    metadata.add(new TableColumnMetadata("a", 1, ColumnType.BYTE));
    metadata.add(new TableColumnMetadata("c", 2, ColumnType.SHORT));
    FunctionParser functionParser = createFunctionParser();
    Function f = parseFunction("a + c", metadata, functionParser);
    Assert.assertEquals(123.123f, f.getFloat(null), 0.0001);
}

Example 5 with IntList

use of io.questdb.std.IntList in project questdb by bluestreak01.

the class FunctionParserTest method testFunctionFactoryNullFunction.

@Test
public void testFunctionFactoryNullFunction() {
    functions.add(new FunctionFactory() {

        @Override
        public String getSignature() {
            return "x()";
        }

        @Override
        public Function newInstance(int position, ObjList<Function> args, IntList argPositions, CairoConfiguration configuration, SqlExecutionContext sqlExecutionContext) {
            return null;
        }
    });
    final GenericRecordMetadata metadata = new GenericRecordMetadata();
    assertFail(0, "bad function factory (NULL), check log", "x()", metadata);
}