public void TestSingleAttribute()
{
var index = new WordIndex();
Assert.That(index.GetAttributes(), Is.EquivalentTo(new string[0]));
index.Add("w2", "attr1");
index.Add("w1", "attr1");
index.Add("w3", "attr1");
Assert.Throws <ArgumentException>(() => index.Add("w1", "attr1"));
Assert.That(index.GetAttributes(), Is.EquivalentTo(new string[] { "attr1" }));
Assert.That(index.GetWordNames("attr1"), Is.EquivalentTo(new string[] { "w1", "w2", "w3" }));
Assert.Throws <KeyNotFoundException>(() => index.Remove("wX", "attr1"));
Assert.Throws <KeyNotFoundException>(() => index.Remove("w1", "attrX"));
index.Remove("w2", "attr1");
Assert.That(index.GetAttributes(), Is.EquivalentTo(new string[] { "attr1" }));
Assert.That(index.GetWordNames("attr1"), Is.EquivalentTo(new string[] { "w1", "w3" }));
index.Remove("w1", "attr1");
index.Remove("w3", "attr1");
Assert.That(index.GetAttributes(), Is.EquivalentTo(new string[0]));
Assert.That(index.GetWordNames("attr1"), Is.EquivalentTo(new string[0]));
}
public void TestUpdate()
{
var index = new WordIndex();
index.Update(null, new List <string>(), "w1", new List <string> {
"attr1"
});
Assert.That(index.GetAttributes(), Is.EquivalentTo(new string[] { "attr1" }));
Assert.That(index.GetWordNames("attr1"), Is.EquivalentTo(new string[] { "w1" }));
index.Update("w1", new List <string> {
"attr1"
}, "w1", new List <string> {
"attr2", "attr3"
});
Assert.That(index.GetAttributes(), Is.EquivalentTo(new string[] { "attr2", "attr3" }));
Assert.That(index.GetWordNames("attr1"), Is.EquivalentTo(new string[0]));
Assert.That(index.GetWordNames("attr2"), Is.EquivalentTo(new string[] { "w1" }));
Assert.That(index.GetWordNames("attr3"), Is.EquivalentTo(new string[] { "w1" }));
index.Update("w1", new List <string> {
"attr2", "attr3"
}, "w2", new List <string> {
"attr3", "attr1"
});
Assert.That(index.GetAttributes(), Is.EquivalentTo(new string[] { "attr1", "attr3" }));
Assert.That(index.GetWordNames("attr1"), Is.EquivalentTo(new string[] { "w2" }));
Assert.That(index.GetWordNames("attr2"), Is.EquivalentTo(new string[0]));
Assert.That(index.GetWordNames("attr3"), Is.EquivalentTo(new string[] { "w2" }));
}
