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");
#if NET_2_0
Assert.IsTrue (((IList) descriptors).IsFixedSize, testCase + "#10");
#else
Assert.IsFalse (((IList) descriptors).IsFixedSize, testCase + "#10");
#endif
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
}
}