public void TryGetAnnotationAtIndex_WhenIndexValidAndAtLeastOneAnnotation_ReturnsAnnotationAtIndex()
{
var document = new SplashDocument();
var key = new Key <string>("href");
// begin/end an empty block of annotations, these will get stripped out
document.BeginAnnotation(key, "empty");
document.BeginAnnotation(key, "empty2");
document.EndAnnotation(key);
document.EndAnnotation(key);
// add some unannotated text
document.AppendText("some ");
// add some annotated text
using (document.BeginAnnotation(key, "a"))
{
document.AppendText("text ");
using (document.BeginAnnotation(key, "b"))
document.AppendText("more");
}
// add some unannotated text
document.AppendText("...");
// begin another empty annotation at the end, should have no effect on current text
document.BeginAnnotation(key, "trailer");
Assert.Multiple(() =>
{
string value;
for (int i = 0; i < 5; i++)
{
Assert.IsFalse(document.TryGetAnnotationAtIndex(key, i, out value));
Assert.IsNull(value);
}
for (int i = 5; i < 10; i++)
{
Assert.IsTrue(document.TryGetAnnotationAtIndex(key, i, out value));
Assert.AreEqual("a", value);
}
for (int i = 10; i < 14; i++)
{
Assert.IsTrue(document.TryGetAnnotationAtIndex(key, i, out value));
Assert.AreEqual("b", value);
}
for (int i = 14; i < 17; i++)
{
Assert.IsFalse(document.TryGetAnnotationAtIndex(key, i, out value));
Assert.IsNull(value);
}
});
}
public void TryGetAnnotationAtIndex_WhenIndexBeyondDocument_Throws()
{
var document = new SplashDocument();
var key = new Key <string>("href");
string value;
document.AppendText("some text...");
Assert.Throws <ArgumentOutOfRangeException>(() => document.TryGetAnnotationAtIndex(key, 12, out value));
}
public void TryGetAnnotationAtIndex_WhenIndexValidAndNoAnnotations_ReturnsFalse()
{
var document = new SplashDocument();
var key = new Key <string>("href");
document.AppendText("foo");
string value;
Assert.IsFalse(document.TryGetAnnotationAtIndex(key, 0, out value));
Assert.IsNull(value);
}
public void TryGetAnnotationAtIndex_WhenIndexValidAndAtLeastOneAnnotation_ReturnsAnnotationAtIndex()
{
var document = new SplashDocument();
var key = new Key<string>("href");
// begin/end an empty block of annotations, these will get stripped out
document.BeginAnnotation(key, "empty");
document.BeginAnnotation(key, "empty2");
document.EndAnnotation(key);
document.EndAnnotation(key);
// add some unannotated text
document.AppendText("some ");
// add some annotated text
using (document.BeginAnnotation(key, "a"))
{
document.AppendText("text ");
using (document.BeginAnnotation(key, "b"))
document.AppendText("more");
}
// add some unannotated text
document.AppendText("...");
// begin another empty annotation at the end, should have no effect on current text
document.BeginAnnotation(key, "trailer");
Assert.Multiple(() =>
{
string value;
for (int i = 0; i < 5; i++)
{
Assert.IsFalse(document.TryGetAnnotationAtIndex(key, i, out value));
Assert.IsNull(value);
}
for (int i = 5; i < 10; i++)
{
Assert.IsTrue(document.TryGetAnnotationAtIndex(key, i, out value));
Assert.AreEqual("a", value);
}
for (int i = 10; i < 14; i++)
{
Assert.IsTrue(document.TryGetAnnotationAtIndex(key, i, out value));
Assert.AreEqual("b", value);
}
for (int i = 14; i < 17; i++)
{
Assert.IsFalse(document.TryGetAnnotationAtIndex(key, i, out value));
Assert.IsNull(value);
}
});
}
public void TryGetAnnotationAtIndex_WhenIndexValidAndNoAnnotations_ReturnsFalse()
{
var document = new SplashDocument();
var key = new Key<string>("href");
document.AppendText("foo");
string value;
Assert.IsFalse(document.TryGetAnnotationAtIndex(key, 0, out value));
Assert.IsNull(value);
}
public void TryGetAnnotationAtIndex_WhenIndexBeyondDocument_Throws()
{
var document = new SplashDocument();
var key = new Key<string>("href");
string value;
document.AppendText("some text...");
Assert.Throws<ArgumentOutOfRangeException>(() => document.TryGetAnnotationAtIndex(key, 12, out value));
}
