Examples with MathematicalExpressionHandler eu.esdihumboldt.hale.io.appschema.writer.internal.MathematicalExpressionHandler used on opensource projects

Example 1 with MathematicalExpressionHandler

use of eu.esdihumboldt.hale.io.appschema.writer.internal.MathematicalExpressionHandler in project hale by halestudio.

the class AppSchemaMappingTest method testMathematicalExpressionHandler.

@Test
public void testMathematicalExpressionHandler() {
    final String EXPRESSION = "100 * unit_id / 2";
    final String OCQL = EXPRESSION;
    DefaultCell cell = new DefaultCell();
    cell.setTransformationIdentifier(MathematicalExpressionFunction.ID);
    ListMultimap<String, ParameterValue> parameters = ArrayListMultimap.create();
    parameters.put(MathematicalExpressionFunction.PARAMETER_EXPRESSION, new ParameterValue(EXPRESSION));
    ListMultimap<String, Property> source = ArrayListMultimap.create();
    source.putAll(MathematicalExpressionFunction.ENTITY_VARIABLE, getUnitIdSourceProperty(unitDenormType).values());
    cell.setSource(source);
    cell.setTarget(getLocalIdTargetProperty());
    cell.setTransformationParameters(parameters);
    MathematicalExpressionHandler handler = new MathematicalExpressionHandler();
    AttributeMappingType attrMapping = handler.handlePropertyTransformation(getDefaultTypeCell(unitDenormType, landCoverUnitType), cell, new AppSchemaMappingContext(mappingWrapper));
    assertEquals(OCQL, attrMapping.getSourceExpression().getOCQL());
    assertEquals(TARGET_LOCAL_ID, attrMapping.getTargetAttribute());
}