@Test
public void testWriteAttributeValues() throws GraphIOException, IOException {
Schema s =
GraphIO.loadSchemaFromFile(GenericGraphImplTest.SCHEMAFOLDER + "DefaultValueTestSchema.tg");
Graph g = s.createGraph(ImplementationType.GENERIC);
InternalVertex v = g.createVertex(g.getGraphClass().getVertexClass("TestVertex"));
for (Attribute a : v.getAttributedElementClass().getAttributeList()) {
GenericGraphImplTest.testDefaultValue(v.getAttribute(a.getName()), a);
}
GraphIO io = GraphIO.createStringWriter(v.getSchema());
v.writeAttributeValues(io);
// Default values count as unset, so everything's u
assertEquals("u u u u u u u u u u u u u", io.getStringWriterResult());
// Now explicity set every attribute to its current default value,
// so that it becomes set.
for (Attribute a : v.getAttributedElementClass().getAttributeList()) {
v.setAttribute(a.getName(), v.getAttribute(a.getName()));
}
io = GraphIO.createStringWriter(v.getSchema());
v.writeAttributeValues(io);
assertEquals(
"t"
+ "[[t][f][t]]"
+ "{[t]-{t}[f]-{f}}"
+ "{{t}{f}}"
+ "1.1 "
+ "FIRST "
+ "1"
+ "[t f t]"
+ "1"
+ "{1 - t 2 - f 3 - t}"
+ "(t 1.1 FIRST 1[t f t]1{1 - t 2 - f 3 - t}{t f}\"test\")"
+ "{t f}\"test\"",
io.getStringWriterResult());
}
@Test
public void testAccessAttributesAfterSaveAndLoad() throws GraphIOException, IOException {
Schema schema =
GraphIO.loadSchemaFromFile(GenericGraphImplTest.SCHEMAFOLDER + "DefaultValueTestSchema.tg");
Graph g = schema.createGraph(ImplementationType.GENERIC);
Vertex v = g.createVertex(g.getGraphClass().getVertexClass("TestVertex"));
File tmp = File.createTempFile("graph", "tg");
g.save(tmp.getPath());
g = GraphIO.loadGraphFromFile(tmp.getPath(), ImplementationType.GENERIC, null);
v = g.getFirstVertex();
for (Attribute a : v.getAttributedElementClass().getAttributeList()) {
GraphIO io = GraphIO.createStringWriter(g.getSchema());
a.getDomain().serializeGenericAttribute(io, v.getAttribute(a.getName()));
assertEquals(a.getDefaultValueAsString(), io.getStringWriterResult());
}
}