public void ReadOnlyThrows()
{
var collection = new EventDescriptorCollection(null, true);
// The readonly check occurs before anything else, so we don't need to pass in actual valid values
Assert.Throws<NotSupportedException>(() => collection.Add(null));
Assert.Throws<NotSupportedException>(() => collection.Insert(1, null));
Assert.Throws<NotSupportedException>(() => collection.RemoveAt(1));
Assert.Throws<NotSupportedException>(() => collection.Remove(null));
Assert.Throws<NotSupportedException>(() => collection.Clear());
}
public void ReadOnlyThrows()
{
var collection = new EventDescriptorCollection(null, true);
// The readonly check occurs before anything else, so we don't need to pass in actual valid values
Assert.Throws <NotSupportedException>(() => collection.Add(null));
Assert.Throws <NotSupportedException>(() => collection.Insert(1, null));
Assert.Throws <NotSupportedException>(() => collection.RemoveAt(1));
Assert.Throws <NotSupportedException>(() => collection.Remove(null));
Assert.Throws <NotSupportedException>(() => collection.Clear());
}
private void AssertReadOnly(EventDescriptorCollection descriptors, string testCase)
{
MockEventDescriptor desc = new MockEventDescriptor(
"Date", "NOW");
try {
descriptors.Add(desc);
Assert.Fail(testCase + "#1");
} catch (NotSupportedException) {
// read-only collection cannot be modified
}
// ensure read-only check if performed before value is checked
try {
descriptors.Add(null);
Assert.Fail(testCase + "#2");
} catch (NotSupportedException) {
// read-only collection cannot be modified
}
try {
descriptors.Clear();
Assert.Fail(testCase + "#3");
} catch (NotSupportedException) {
// read-only collection cannot be modified
}
try {
descriptors.Insert(0, desc);
Assert.Fail(testCase + "#4");
} catch (NotSupportedException) {
// read-only collection cannot be modified
}
// ensure read-only check if performed before value is checked
try {
descriptors.Insert(0, null);
Assert.Fail(testCase + "#5");
} catch (NotSupportedException) {
// read-only collection cannot be modified
}
try {
descriptors.Remove(desc);
Assert.Fail(testCase + "#6");
} catch (NotSupportedException) {
// read-only collection cannot be modified
}
// ensure read-only check if performed before value is checked
try {
descriptors.Remove(null);
Assert.Fail(testCase + "#7");
} catch (NotSupportedException) {
// read-only collection cannot be modified
}
try {
descriptors.RemoveAt(0);
Assert.Fail(testCase + "#8");
} catch (NotSupportedException) {
// read-only collection cannot be modified
}
IList list = (IList)descriptors;
Assert.IsTrue(((IList)descriptors).IsReadOnly, testCase + "#9");
Assert.IsTrue(((IList)descriptors).IsFixedSize, testCase + "#10");
try {
list.Add(desc);
Assert.Fail(testCase + "#11");
} catch (NotSupportedException) {
// read-only collection cannot be modified
}
// ensure read-only check if performed before value is checked
try {
list.Add(null);
Assert.Fail(testCase + "#12");
} catch (NotSupportedException) {
// read-only collection cannot be modified
}
try {
list.Clear();
Assert.Fail(testCase + "#13");
} catch (NotSupportedException) {
// read-only collection cannot be modified
}
try {
list.Insert(0, desc);
Assert.Fail(testCase + "#14");
} catch (NotSupportedException) {
// read-only collection cannot be modified
}
// ensure read-only check if performed before value is checked
try {
list.Insert(0, null);
Assert.Fail(testCase + "#15");
} catch (NotSupportedException) {
// read-only collection cannot be modified
}
try {
list.Remove(desc);
Assert.Fail(testCase + "#16");
} catch (NotSupportedException) {
// read-only collection cannot be modified
}
// ensure read-only check if performed before value is checked
try {
list.Remove(null);
Assert.Fail(testCase + "#17");
} catch (NotSupportedException) {
// read-only collection cannot be modified
}
try {
list.RemoveAt(0);
Assert.Fail(testCase + "#18");
} catch (NotSupportedException) {
// read-only collection cannot be modified
}
try {
list[0] = desc;
Assert.Fail(testCase + "#19");
} catch (NotSupportedException) {
// read-only collection cannot be modified
}
// ensure read-only check if performed before value is checked
try {
list[0] = null;
Assert.Fail(testCase + "#20");
} catch (NotSupportedException) {
// read-only collection cannot be modified
}
}