/
CoapOptionsTests.cs
499 lines (399 loc) · 22.1 KB
/
CoapOptionsTests.cs
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#region License
// Copyright 2017 Roman Vaughan (NZSmartie)
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
#endregion
using System;
using System.Collections;
using System.Text;
using NUnit;
using NUnit.Framework;
namespace CoAPNet.Tests
{
[TestFixture]
public class CoapOptionsTests
{
public static IEnumerable NullOptionComapreNullTestCases
{
get
{
yield return new TestCaseData(new CoapOption(1, type: OptionType.Empty));
yield return new TestCaseData(new CoapOption(1, type: OptionType.Opaque));
yield return new TestCaseData(new CoapOption(1, type: OptionType.String));
yield return new TestCaseData(new CoapOption(1, type: OptionType.UInt));
}
}
[TestCaseSource(nameof(NullOptionComapreNullTestCases))]
public void NullOptionComapreNull(CoapOption option)
{
Assert.True(option.Equals(option));
}
[Test]
[Category("Options")]
public void TestOptionHashCodesAndEquality()
{
// Should result in four items
var setFourUriPath = new System.Collections.Generic.HashSet<CoapOption>
{
new Options.UriPath("one"),
new Options.UriPath("two"),
new Options.UriPath("three"),
new Options.UriPath("four"),
};
// Should result in one item as duplicates are discarded
var setOneUriPath = new System.Collections.Generic.HashSet<CoapOption>
{
new Options.UriPath("Test"),
new Options.UriPath("Test"),
new Options.UriPath("Test"),
new Options.UriPath("Test")
};
// Should result in three items are hashcodes are different
var setThreeDifferentOptions = new System.Collections.Generic.HashSet<CoapOption>
{
new Options.UriHost("Test"),
new Options.UriPath("Test"),
new Options.UriQuery("Test"),
};
Assert.AreEqual(4, setFourUriPath.Count);
Assert.AreEqual(1, setOneUriPath.Count);
Assert.AreEqual(3, setThreeDifferentOptions.Count);
}
[Test]
[Category("[RFC7252] Section 5.10.8"), Category("Options")]
public void TestOptionIfMatch()
{
CoapOption option = new Options.IfMatch();
Assert.AreEqual(1, option.OptionNumber, "OptionNumber is incorrect");
// Check Option bahaviours
Assert.AreEqual(true, option.IsCritical, "IsCritical is incorrect");
Assert.AreEqual(false, option.IsUnsafe, "Isunsafe is incorrect");
Assert.AreEqual(false, option.NoCacheKey, "NoCacheKey is incorrect");
Assert.AreEqual(true, option.IsRepeatable, "IsRepeatable is incorrect");
// Check Option Parameters
Assert.AreEqual(0, option.MinLength, "MinLength is incorrect");
Assert.AreEqual(8, option.MaxLength, "MaxLength is incorrect");
Assert.AreEqual(OptionType.Opaque, option.Type, "Type is incorrect");
Assert.AreEqual(null, option.DefaultOpaque, "Default value is incorrect");
}
[Test]
[Category("[RFC7252] Section 5.10.1"), Category("Options")]
public void TestOptionUriHost()
{
CoapOption option = new Options.UriHost();
Assert.AreEqual(3, option.OptionNumber, "OptionNumber is incorrect");
// Check Option bahaviours
Assert.AreEqual(true, option.IsCritical, "IsCritical is incorrect");
Assert.AreEqual(true, option.IsUnsafe, "Isunsafe is incorrect");
Assert.AreEqual(false, option.NoCacheKey, "NoCacheKey is incorrect");
Assert.AreEqual(false, option.IsRepeatable, "IsRepeatable is incorrect");
// Check Option Parameters
Assert.AreEqual(1, option.MinLength, "MinLength is incorrect");
Assert.AreEqual(255, option.MaxLength, "MaxLength is incorrect");
Assert.AreEqual(OptionType.String, option.Type, "Type is incorrect");
Assert.AreEqual(null, option.DefaultString, "Default value is incorrect");
}
[Test]
[Category("[RFC7252] Section 5.10.6"), Category("Options")]
public void TestOptionETag()
{
CoapOption option = new Options.ETag();
Assert.AreEqual(4, option.OptionNumber, "OptionNumber is incorrect");
// Check Option bahaviours
Assert.AreEqual(false, option.IsCritical, "IsCritical is incorrect");
Assert.AreEqual(false, option.IsUnsafe, "Isunsafe is incorrect");
Assert.AreEqual(false, option.NoCacheKey, "NoCacheKey is incorrect");
Assert.AreEqual(true, option.IsRepeatable, "IsRepeatable is incorrect");
// Check Option Parameters
Assert.AreEqual(1, option.MinLength, "MinLength is incorrect");
Assert.AreEqual(8, option.MaxLength, "MaxLength is incorrect");
Assert.AreEqual(OptionType.Opaque, option.Type, "Type is incorrect");
Assert.AreEqual(null, option.DefaultOpaque, "Default value is incorrect");
}
[Test]
[Category("[RFC7252] Section 5.10.8"), Category("Options")]
public void TestOptionIfNoneMatch()
{
CoapOption option = new Options.IfNoneMatch();
Assert.AreEqual(5, option.OptionNumber, "OptionNumber is incorrect");
// Check Option bahaviours
Assert.AreEqual(true, option.IsCritical, "IsCritical is incorrect");
Assert.AreEqual(false, option.IsUnsafe, "Isunsafe is incorrect");
Assert.AreEqual(false, option.NoCacheKey, "NoCacheKey is incorrect");
Assert.AreEqual(false, option.IsRepeatable, "IsRepeatable is incorrect");
// Check Option Parameters
Assert.AreEqual(0, option.MinLength, "MinLength is incorrect");
Assert.AreEqual(0, option.MaxLength, "MaxLength is incorrect");
Assert.AreEqual(OptionType.Empty, option.Type, "Type is incorrect");
}
[Test]
[Category("[RFC7252] Section 5.10.1"), Category("Options")]
public void TestOptionUriPort()
{
CoapOption option = new Options.UriPort();
Assert.AreEqual(7, option.OptionNumber, "OptionNumber is incorrect");
// Check Option bahaviours
Assert.AreEqual(true, option.IsCritical, "IsCritical is incorrect");
Assert.AreEqual(true, option.IsUnsafe, "Isunsafe is incorrect");
Assert.AreEqual(false, option.NoCacheKey, "NoCacheKey is incorrect");
Assert.AreEqual(false, option.IsRepeatable, "IsRepeatable is incorrect");
// Check Option Parameters
Assert.AreEqual(0, option.MinLength, "MinLength is incorrect");
Assert.AreEqual(2, option.MaxLength, "MaxLength is incorrect");
Assert.AreEqual(OptionType.UInt, option.Type, "Type is incorrect");
Assert.AreEqual(0u, option.DefaultUInt, "Default value is incorrect");
}
[Test]
[Category("[RFC7252] Section 5.10.7"), Category("Options")]
public void TestOptionLocationPath()
{
CoapOption option = new Options.LocationPath();
Assert.AreEqual(8, option.OptionNumber, "OptionNumber is incorrect");
// Check Option bahaviours
Assert.AreEqual(false, option.IsCritical, "IsCritical is incorrect");
Assert.AreEqual(false, option.IsUnsafe, "Isunsafe is incorrect");
Assert.AreEqual(false, option.NoCacheKey, "NoCacheKey is incorrect");
Assert.AreEqual(true, option.IsRepeatable, "IsRepeatable is incorrect");
// Check Option Parameters
Assert.AreEqual(0, option.MinLength, "MinLength is incorrect");
Assert.AreEqual(255, option.MaxLength, "MaxLength is incorrect");
Assert.AreEqual(OptionType.String, option.Type, "Type is incorrect");
Assert.AreEqual(null, option.DefaultString, "Default value is incorrect");
}
[Test]
[Category("[RFC7252] Section 5.10.1"), Category("Options")]
public void TestOptionUriPath()
{
CoapOption option = new Options.UriPath();
Assert.AreEqual(11, option.OptionNumber, "OptionNumber is incorrect");
// Check Option bahaviours
Assert.AreEqual(true, option.IsCritical, "IsCritical is incorrect");
Assert.AreEqual(true, option.IsUnsafe, "Isunsafe is incorrect");
Assert.AreEqual(false, option.NoCacheKey, "NoCacheKey is incorrect");
Assert.AreEqual(true, option.IsRepeatable, "IsRepeatable is incorrect");
// Check Option Parameters
Assert.AreEqual(0, option.MinLength, "MinLength is incorrect");
Assert.AreEqual(255, option.MaxLength, "MaxLength is incorrect");
Assert.AreEqual(OptionType.String, option.Type, "Type is incorrect");
Assert.AreEqual(null, option.DefaultString, "Default value is incorrect");
}
[Test]
[Category("[RFC7252] Section 5.10.3"), Category("Options")]
public void TestOptionContentFormat()
{
CoapOption option = new Options.ContentFormat();
Assert.AreEqual(12, option.OptionNumber, "OptionNumber is incorrect");
// Check Option bahaviours
Assert.AreEqual(false, option.IsCritical, "IsCritical is incorrect");
Assert.AreEqual(false, option.IsUnsafe, "Isunsafe is incorrect");
Assert.AreEqual(false, option.NoCacheKey, "NoCacheKey is incorrect");
Assert.AreEqual(false, option.IsRepeatable, "IsRepeatable is incorrect");
// Check Option Parameters
Assert.AreEqual(0, option.MinLength, "MinLength is incorrect");
Assert.AreEqual(2, option.MaxLength, "MaxLength is incorrect");
Assert.AreEqual(OptionType.UInt, option.Type, "Type is incorrect");
Assert.AreEqual(0u, option.DefaultUInt, "Default value is incorrect");
Assert.AreEqual(new Options.ContentFormatType(50, "application/json"), Options.ContentFormatType.ApplicationJson, "Custom ContentFormatType doesn't match predefined Type");
Assert.AreEqual(new Options.ContentFormatType(50, "Name shouldn't affect Equals"), Options.ContentFormatType.ApplicationJson, "Custom ContentFormatType with invalid name doesn't match predefined Type");
}
[Test]
[Category("[RFC7252] Section 5.10.5"), Category("Options")]
public void TestOptionMaxAge()
{
CoapOption option = new Options.MaxAge();
Assert.AreEqual(14, option.OptionNumber, "OptionNumber is incorrect");
// Check Option bahaviours
Assert.AreEqual(false, option.IsCritical, "IsCritical is incorrect");
Assert.AreEqual(true, option.IsUnsafe, "Isunsafe is incorrect");
Assert.AreEqual(false, option.NoCacheKey, "NoCacheKey is incorrect");
Assert.AreEqual(false, option.IsRepeatable, "IsRepeatable is incorrect");
// Check Option Parameters
Assert.AreEqual(0, option.MinLength, "MinLength is incorrect");
Assert.AreEqual(4, option.MaxLength, "MaxLength is incorrect");
Assert.AreEqual(OptionType.UInt, option.Type, "Type is incorrect");
Assert.AreEqual(60u, option.DefaultUInt, "Default value is incorrect");
}
[Test]
[Category("[RFC7252] Section 5.10.1"), Category("Options")]
public void TestOptionUriQuery()
{
CoapOption option = new Options.UriQuery();
Assert.AreEqual(15, option.OptionNumber, "OptionNumber is incorrect");
// Check Option bahaviours
Assert.AreEqual(true, option.IsCritical, "IsCritical is incorrect");
Assert.AreEqual(true, option.IsUnsafe, "Isunsafe is incorrect");
Assert.AreEqual(false, option.NoCacheKey, "NoCacheKey is incorrect");
Assert.AreEqual(true, option.IsRepeatable, "IsRepeatable is incorrect");
// Check Option Parameters
Assert.AreEqual(0, option.MinLength, "MinLength is incorrect");
Assert.AreEqual(255, option.MaxLength, "MaxLength is incorrect");
Assert.AreEqual(OptionType.String, option.Type, "Type is incorrect");
Assert.AreEqual(null, option.DefaultString, "Default value is incorrect");
}
[Test]
[Category("[RFC7252] Section 5.10.4"), Category("Options")]
public void TestOptionAccept()
{
CoapOption option = new Options.Accept();
Assert.AreEqual(17, option.OptionNumber, "OptionNumber is incorrect");
// Check Option bahaviours
Assert.AreEqual(true, option.IsCritical, "IsCritical is incorrect");
Assert.AreEqual(false, option.IsUnsafe, "Isunsafe is incorrect");
Assert.AreEqual(false, option.NoCacheKey, "NoCacheKey is incorrect");
Assert.AreEqual(false, option.IsRepeatable, "IsRepeatable is incorrect");
// Check Option Parameters
Assert.AreEqual(0, option.MinLength, "MinLength is incorrect");
Assert.AreEqual(2, option.MaxLength, "MaxLength is incorrect");
Assert.AreEqual(OptionType.UInt, option.Type, "Type is incorrect");
Assert.AreEqual(0u, option.DefaultUInt, "Default value is incorrect");
}
[Test]
[Category("[RFC7252] Section 5.10.7"), Category("Options")]
public void TestOptionLocationQuery()
{
CoapOption option = new Options.LocationQuery();
Assert.AreEqual(20, option.OptionNumber, "OptionNumber is incorrect");
// Check Option bahaviours
Assert.AreEqual(false, option.IsCritical, "IsCritical is incorrect");
Assert.AreEqual(false, option.IsUnsafe, "Isunsafe is incorrect");
Assert.AreEqual(false, option.NoCacheKey, "NoCacheKey is incorrect");
Assert.AreEqual(true, option.IsRepeatable, "IsRepeatable is incorrect");
// Check Option Parameters
Assert.AreEqual(0, option.MinLength, "MinLength is incorrect");
Assert.AreEqual(255, option.MaxLength, "MaxLength is incorrect");
Assert.AreEqual(OptionType.String, option.Type, "Type is incorrect");
Assert.AreEqual(null, option.DefaultString, "Default value is incorrect");
}
[Test]
[Category("[RFC7252] Section 5.10.2"), Category("Options")]
public void TestOptionProxyUri()
{
CoapOption option = new Options.ProxyUri();
Assert.AreEqual(35, option.OptionNumber, "OptionNumber is incorrect");
// Check Option bahaviours
Assert.AreEqual(true, option.IsCritical, "IsCritical is incorrect");
Assert.AreEqual(true, option.IsUnsafe, "Isunsafe is incorrect");
Assert.AreEqual(false, option.NoCacheKey, "NoCacheKey is incorrect");
Assert.AreEqual(false, option.IsRepeatable, "IsRepeatable is incorrect");
// Check Option Parameters
Assert.AreEqual(1, option.MinLength, "MinLength is incorrect");
Assert.AreEqual(1034, option.MaxLength, "MaxLength is incorrect");
Assert.AreEqual(OptionType.String, option.Type, "Type is incorrect");
Assert.AreEqual(null, option.DefaultString, "Default value is incorrect");
}
[Test]
[Category("[RFC7252] Section 5.10.2"), Category("Options")]
public void TestOptionProxyScheme()
{
CoapOption option = new Options.ProxyScheme();
Assert.AreEqual(39, option.OptionNumber, "OptionNumber is incorrect");
// Check Option bahaviours
Assert.AreEqual(true, option.IsCritical, "IsCritical is incorrect");
Assert.AreEqual(true, option.IsUnsafe, "Isunsafe is incorrect");
Assert.AreEqual(false, option.NoCacheKey, "NoCacheKey is incorrect");
Assert.AreEqual(false, option.IsRepeatable, "IsRepeatable is incorrect");
// Check Option Parameters
Assert.AreEqual(1, option.MinLength, "MinLength is incorrect");
Assert.AreEqual(255, option.MaxLength, "MaxLength is incorrect");
Assert.AreEqual(OptionType.String, option.Type, "Type is incorrect");
Assert.AreEqual(null, option.DefaultString, "Default value is incorrect");
}
[Test]
[Category("[RFC7252] Section 5.10.9"), Category("Options")]
public void TestOptionSize1()
{
CoapOption option = new Options.Size1();
Assert.AreEqual(60, option.OptionNumber, "OptionNumber is incorrect");
// Check Option bahaviours
Assert.AreEqual(false, option.IsCritical, "IsCritical is incorrect");
Assert.AreEqual(false, option.IsUnsafe, "Isunsafe is incorrect");
Assert.AreEqual(true, option.NoCacheKey, "NoCacheKey is incorrect");
Assert.AreEqual(false, option.IsRepeatable, "IsRepeatable is incorrect");
// Check Option Parameters
Assert.AreEqual(0, option.MinLength, "MinLength is incorrect");
Assert.AreEqual(4, option.MaxLength, "MaxLength is incorrect");
Assert.AreEqual(OptionType.UInt, option.Type, "Type is incorrect");
Assert.AreEqual(0u, option.DefaultUInt, "Default value is incorrect");
}
[Test]
public void TestOpaqueOption()
{
var option = new CoapOption(0, type: OptionType.Opaque, maxLength: 256);
option.ValueOpaque = new byte[] {0x12, 0x34, 0x56, 0x78, 0x9a, 0xbc, 0xde, 0xF0};
Assert.AreEqual(8, option.Length);
Assert.AreEqual(new byte[] {0x12, 0x34, 0x56, 0x78, 0x9a, 0xbc, 0xde, 0xF0}, option.ValueOpaque);
Assert.AreEqual(new byte[] {0x12, 0x34, 0x56, 0x78, 0x9a, 0xbc, 0xde, 0xF0}, option.GetBytes());
option.FromBytes(new byte[] { 0xAA, 0x55, 0x11});
Assert.AreEqual(3, option.Length);
Assert.AreEqual(new byte[] { 0xAA, 0x55, 0x11 }, option.ValueOpaque);
}
[TestCase(0u, 0, new byte[] { })]
[TestCase(0x12u, 1, new byte[] {0x12})]
[TestCase(0x1234u, 2, new byte[] {0x12, 0x34})]
[TestCase(0x123456u, 3, new byte[] {0x12, 0x34, 0x56})]
[TestCase(0x12345678u, 4, new byte[] {0x12, 0x34, 0x56, 0x78})]
public void TestValueOption(uint value, int length, byte[] expected)
{
var optionToBytes = new CoapOption(0, type: OptionType.UInt, maxLength: 4);
optionToBytes.ValueUInt = value;
Assert.AreEqual(length, optionToBytes.Length);
Assert.AreEqual(expected, optionToBytes.GetBytes());
var optionFromBytes = new CoapOption(0, type: OptionType.UInt, maxLength: 4);
optionFromBytes.FromBytes(expected);
Assert.AreEqual(length, optionFromBytes.Length);
Assert.AreEqual(value, optionFromBytes.ValueUInt);
}
[Test]
public void TestOptionInvalidCastException()
{
var option = new CoapOption(0);
Assert.Throws<InvalidCastException>(() => _ = option.ValueString);
Assert.Throws<InvalidCastException>(() => _ = option.ValueString = "test");
Assert.Throws<InvalidCastException>(() => _ = option.ValueOpaque);
Assert.Throws<InvalidCastException>(() => _ = option.ValueOpaque = Encoding.UTF8.GetBytes("test"));
Assert.Throws<InvalidCastException>(() => _ = option.ValueUInt);
Assert.Throws<InvalidCastException>(() => _ = option.ValueUInt = 1234);
Assert.Throws<InvalidCastException>(() => _ = option.DefaultString);
Assert.Throws<InvalidCastException>(() => _ = option.DefaultOpaque);
Assert.Throws<InvalidCastException>(() => _ = option.DefaultUInt);
option.FromBytes(null); // No-op
option.FromBytes(new byte[]{}); // No-op
Assert.Throws<InvalidCastException>(() => option.FromBytes(new byte[]{0x12}));
}
[Category("[RFC7959] Section 2.2"), Category("Blocks")]
[TestCase(0, 16, false, new byte[] { })]
[TestCase(1, 16, false, new byte[] { 0x10 })]
[TestCase(2, 32, false, new byte[] { 0x21 })]
[TestCase(3, 64, true, new byte[] { 0x3A })]
[TestCase(4095, 128, true, new byte[] { 0xFF, 0xFB })]
[TestCase(1048575, 256, true, new byte[] { 0xFF, 0xFF, 0xFC})]
[TestCase(15, 16, true, new byte[] { 0xF8 })]
[TestCase(16, 16, true, new byte[] { 0x01, 0x08 })]
[TestCase(39, 16, false, new byte[] { 0x02, 0x70 })]
[TestCase(79, 16, false, new byte[] { 0x04, 0xF0 })]
[TestCase(0, 128, true, new byte[] { 0x0b })]
public void TestBlockOption(int blockNumber, int blockSize, bool more, byte[] expected)
{
var optionToBytes = new Options.Block1(blockNumber, blockSize, more);
Assert.AreEqual(blockNumber, optionToBytes.BlockNumber, "Block Number");
Assert.AreEqual(blockSize, optionToBytes.BlockSize, "Block Size");
Assert.AreEqual(more, optionToBytes.IsMoreFollowing, "More Following");
Assert.AreEqual(expected, optionToBytes.GetBytes(), "To Bytes");
var optionFromBytes = new Options.Block1();
optionFromBytes.FromBytes(expected);
Assert.AreEqual(blockNumber, optionToBytes.BlockNumber, "Decoded Block Number from bytes");
Assert.AreEqual(blockSize, optionToBytes.BlockSize, "Decoded Block Size from bytes");
Assert.AreEqual(more, optionToBytes.IsMoreFollowing, "Decoded More following from bytes");
}
}
}