@Test
public void testCompactDump_1() throws Exception {
String grammarString =
"grammar foo.Bar with org.eclipse.xtext.common.Terminals generate foo 'bar' Model:name=ID;";
Grammar grammar = (Grammar) getModel(grammarString);
String actual =
NodeModelUtils.compactDump(
NodeModelUtils.getNode(grammar.getMetamodelDeclarations().get(0)), true);
String expected =
"GeneratedMetamodel {\n"
+ " hidden WS returns EString: => ' '\n"
+ " 'generate' => 'generate'\n"
+ " name=ValidID {\n"
+ " hidden WS returns EString: => ' '\n"
+ " ID => 'foo'\n"
+ " }\n"
+ " hidden WS returns EString: => ' '\n"
+ " ePackage=[EPackage] => ''bar''\n"
+ "}";
assertEquals(expected.toString(), actual);
}
@Test
public void testFindNodesForFeature() throws Exception {
Grammar grammar =
(Grammar)
getModel(
"grammar foo.Bar with org.eclipse.xtext.common.Terminals generate foo 'bar' Model : name=ID;");
List<INode> nodes =
NodeModelUtils.findNodesForFeature(grammar, XtextPackage.eINSTANCE.getGrammar_Name());
assertEquals(1, nodes.size());
assertEquals("foo.Bar", nodes.get(0).getText().trim());
nodes = NodeModelUtils.findNodesForFeature(grammar, XtextPackage.eINSTANCE.getGrammar_Rules());
assertEquals(1, nodes.size());
assertEquals("Model : name=ID;", nodes.get(0).getText().trim());
AbstractMetamodelDeclaration declaration = grammar.getMetamodelDeclarations().get(0);
nodes =
NodeModelUtils.findNodesForFeature(
declaration, XtextPackage.eINSTANCE.getGeneratedMetamodel_Name());
assertEquals(1, nodes.size());
assertEquals("foo", nodes.get(0).getText().trim());
}
@Test
public void testCompactDump_2() throws Exception {
String grammarString =
"grammar foo.Bar with org.eclipse.xtext.common.Terminals generate foo x 'bar' Model:name=ID;";
Grammar grammar = (Grammar) getModelAndExpect(getAsStream(grammarString), 1);
String actual =
NodeModelUtils.compactDump(
NodeModelUtils.getNode(grammar.getMetamodelDeclarations().get(0)), true);
String expected =
"GeneratedMetamodel {\n"
+ " hidden WS returns EString: => ' '\n"
+ " 'generate' => 'generate'\n"
+ " name=ValidID {\n"
+ " hidden WS returns EString: => ' '\n"
+ " ID => 'foo'\n"
+ " }\n"
+ " hidden WS returns EString: => ' '\n"
+ " ID returns EString: => 'x' SyntaxError: [org.eclipse.xtext.diagnostics.Diagnostic.Syntax] extraneous input 'x' expecting RULE_STRING\n"
+ " hidden WS returns EString: => ' '\n"
+ " ePackage=[EPackage] => ''bar''\n"
+ "}";
assertEquals(expected, actual);
}
