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// Copyright (c) 2010-2013 AlphaSierraPapa for the SharpDevelop Team
//
// Permission is hereby granted, free of charge, to any person obtaining a copy of this
// software and associated documentation files (the "Software"), to deal in the Software
// without restriction, including without limitation the rights to use, copy, modify, merge,
// publish, distribute, sublicense, and/or sell copies of the Software, and to permit persons
// to whom the Software is furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in all copies or
// substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED,
// INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR
// PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE
// FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
// OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
// DEALINGS IN THE SOFTWARE.
using System;
using System.Linq;
using NUnit.Framework;
using ICSharpCode.NRefactory.PatternMatching;
namespace ICSharpCode.NRefactory.CSharp.Parser.Statements
{
[TestFixture]
public class TryCatchStatementTests
{
[Test]
public void SimpleTryCatchStatementTest()
{
TryCatchStatement tryCatchStatement = ParseUtilCSharp.ParseStatement<TryCatchStatement>("try { } catch { } ");
Assert.IsTrue(tryCatchStatement.FinallyBlock.IsNull);
Assert.AreEqual(1, tryCatchStatement.CatchClauses.Count());
Assert.IsTrue(tryCatchStatement.CatchClauses.Single().Type.IsNull);
Assert.AreEqual(string.Empty, tryCatchStatement.CatchClauses.Single().VariableName);
}
[Test]
public void SimpleTryCatchStatementTest2()
{
ParseUtilCSharp.AssertStatement(
"try { } catch (Exception e) { } ",
new TryCatchStatement {
TryBlock = new BlockStatement(),
CatchClauses = {
new CatchClause {
Type = new SimpleType("Exception"),
VariableName = "e",
Body = new BlockStatement()
}
}});
}
[Test]
public void SimpleTryCatchFinallyStatementTest()
{
ParseUtilCSharp.AssertStatement(
"try { } catch (Exception) { } catch { } finally { } ",
new TryCatchStatement {
TryBlock = new BlockStatement(),
CatchClauses = {
new CatchClause {
Type = new SimpleType("Exception"),
Body = new BlockStatement()
},
new CatchClause { Body = new BlockStatement() }
},
FinallyBlock = new BlockStatement()
});
}
[Test]
public void TestEmptyFinallyDoesNotMatchNullFinally()
{
TryCatchStatement c1 = new TryCatchStatement {
TryBlock = new BlockStatement(),
CatchClauses = { new CatchClause { Body = new BlockStatement() } }
};
TryCatchStatement c2 = new TryCatchStatement {
TryBlock = new BlockStatement(),
CatchClauses = { new CatchClause { Body = new BlockStatement() } },
FinallyBlock = new BlockStatement()
};
Assert.IsFalse(c1.IsMatch(c2));
Assert.IsFalse(c2.IsMatch(c1)); // and vice versa
}
[Test]
public void CommentBeforeTryCatchFinally()
{
var stmt = ParseUtilCSharp.ParseStatement<BlockStatement>(
@"{
//Comment before
try { } catch { } finally { }
//Comment after
}");
var children = stmt.Children.Where (c => c.Role != Roles.NewLine).ToList();
Assert.That(children.Count, Is.EqualTo(5));
Assert.That(children[0].Role, Is.EqualTo(Roles.LBrace));
Assert.That(children[1].Role, Is.EqualTo(Roles.Comment));
Assert.That(children[2].Role, Is.EqualTo(BlockStatement.StatementRole));
Assert.That(children[3].Role, Is.EqualTo(Roles.Comment));
Assert.That(children[4].Role, Is.EqualTo(Roles.RBrace));
}
}
}
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