package org.drools.workbench.models.commons.backend.imports;
import org.drools.workbench.models.datamodel.imports.HasImports;
import org.drools.workbench.models.datamodel.imports.Import;
import org.drools.workbench.models.datamodel.imports.Imports;
import org.junit.Test;
import static org.junit.Assert.*;
/**
* Tests for ImportsWriter
*/
public class ImportsWriterTest {
@Test
public void testNullModel() {
final HasImports model = new HasImports() {
private Imports imports = null;
@Override
public Imports getImports() {
return imports;
}
@Override
public void setImports( final Imports imports ) {
//Nothing to do here
}
};
final StringBuilder sb = new StringBuilder();
ImportsWriter.write( sb,
model );
final String drl = sb.toString();
assertNotNull( drl );
assertTrue( drl.isEmpty() );
}
@Test
public void testEmptyModel() {
final HasImports model = new HasImports() {
private Imports imports = new Imports();
@Override
public Imports getImports() {
return imports;
}
@Override
public void setImports( final Imports imports ) {
//Nothing to do here
}
};
final StringBuilder sb = new StringBuilder();
ImportsWriter.write( sb,
model );
final String drl = sb.toString();
assertNotNull( drl );
assertTrue( drl.isEmpty() );
}
@Test
public void testSingleImportModel() {
final String expectedDrl = "import java.lang.String;\n\n";
final HasImports model = new HasImports() {
private Imports imports = new Imports();
{
imports.addImport( new Import( "java.lang.String" ) );
}
@Override
public Imports getImports() {
return imports;
}
@Override
public void setImports( final Imports imports ) {
//Nothing to do here
}
};
final StringBuilder sb = new StringBuilder();
ImportsWriter.write( sb,
model );
final String drl = sb.toString();
assertNotNull( drl );
assertEquals( expectedDrl,
drl );
}
@Test
public void testMultipleImportsModel() {
final String expectedDrl = ""
+ "import java.lang.String;\n"
+ "import java.lang.Double;\n\n";
final HasImports model = new HasImports() {
private Imports imports = new Imports();
{
imports.addImport( new Import( "java.lang.String" ) );
imports.addImport( new Import( "java.lang.Double" ) );
}
@Override
public Imports getImports() {
return imports;
}
@Override
public void setImports( final Imports imports ) {
//Nothing to do here
}
};
final StringBuilder sb = new StringBuilder();
ImportsWriter.write( sb,
model );
final String drl = sb.toString();
assertNotNull( drl );
assertEquals( expectedDrl,
drl );
}
}