package org.erlide.engine.model.erlang;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertFalse;
import static org.junit.Assert.assertTrue;
import org.erlide.engine.model.root.IErlElement;
import org.erlide.engine.model.root.IErlProject;
import org.erlide.testing.utils.WorkspaceTest;
import org.junit.Before;
import org.junit.Test;
public class SourceRangeTests extends WorkspaceTest {
private ISourceRange sourceRange;
private ISourceRange sourceRange2;
private IErlProject project;
@Before
public void setup() throws Exception {
setUpProject("testproject1");
project = getErlProject("testproject1");
}
@Before
public void set_up() throws Exception {
final IErlModule module2 = createModule(project, "zz6.erl",
"-module(zz6). f() -> ok.\n");
module2.open(null);
final IErlElement element = module2.getElementAt(1);
final IErlAttribute attribute = (IErlAttribute) element;
sourceRange = attribute.getSourceRange();
final IErlElement element2 = module2.getElementAt(18);
final IErlFunction function = (IErlFunction) element2;
sourceRange2 = function.getSourceRange();
}
// int getLength();
@Test
public void getLength() throws Exception {
assertEquals("-module(zz6).".length(), sourceRange.getLength());
assertEquals("f() -> ok.".length(), sourceRange2.getLength());
}
// int getOffset();
@Test
public void getOffset() throws Exception {
assertEquals(0, sourceRange.getOffset());
assertEquals("-module(zz6). ".length(), sourceRange2.getOffset());
}
// boolean hasPosition(int position);
@Test
public void hasPosition() throws Exception {
assertTrue(sourceRange.hasPosition(0));
final int offset = sourceRange.getOffset() + sourceRange.getLength() - 1;
final int offset2 = sourceRange.getOffset() + sourceRange.getLength();
final int offset3 = sourceRange.getOffset() + sourceRange.getLength() + 1;
assertTrue(sourceRange.hasPosition(offset));
assertTrue(sourceRange.hasPosition(offset2));
assertFalse(sourceRange.hasPosition(offset3));
}
}