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lines changedFilter options
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lines changed Original file line number Diff line number Diff line change
@@ -184,28 +184,78 @@ public MultiHash Hash
184 184
}
185 185 186 186
/// <summary>
187 -
/// A CID that is readable by a human.
187 +
/// Returns the string representation of the CID in the
188 +
/// general format.
188 189
/// </summary>
189 190
/// <returns>
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/// e.g. "base58btc cidv0 dag-pb sha2-256 Qm..."
191 +
/// e.g. "QmXg9Pp2ytZ14xgmQjYEiHjVjMFXzCVVEcRTWJBmLgR39V"
191 192
/// </returns>
192 193
public override string ToString()
193 194
{
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var sb = new StringBuilder();
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sb.Append(Encoding);
196 -
sb.Append(' ');
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sb.Append("cidv");
198 -
sb.Append(Version);
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sb.Append(' ');
200 -
sb.Append(ContentType);
201 -
if (Hash != null)
202 -
{
203 -
sb.Append(' ');
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sb.Append(Hash.Algorithm.Name);
205 -
sb.Append(' ');
206 -
sb.Append(MultiBase.Encode(Hash.ToArray(), Encoding).Substring(1));
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}
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return sb.ToString();
195 +
return ToString("G");
196 +
}
197 + 198 +
/// <summary>
199 +
/// Returns a string representation of the CID
200 +
/// according to the provided format specifier.
201 +
/// </summary>
202 +
/// <param name="format">
203 +
/// A single format specifier that indicates how to format the value of the
204 +
/// CID. Can be "G" or "L".
205 +
/// </param>
206 +
/// <returns>
207 +
/// The CID in the specified <paramref name="format"/>.
208 +
/// </returns>
209 +
/// <exception cref="FormatException">
210 +
/// <paramref name="format"/> is not valid.
211 +
/// </exception>
212 +
/// <remarks>
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/// <para>
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/// The "G" format specifier is the same as calling <see cref="Encode"/>.
215 +
/// </para>
216 +
/// <list type="table">
217 +
/// <listheader>
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/// <term>Specifier</term>
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/// <description>return value</description>
220 +
/// </listheader>
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/// <item>
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/// <term>G</term>
223 +
/// <description>QmXg9Pp2ytZ14xgmQjYEiHjVjMFXzCVVEcRTWJBmLgR39V</description>
224 +
/// </item>
225 +
/// <item>
226 +
/// <term>L</term>
227 +
/// <description>base58btc cidv0 dag-pb sha2-256 Qm...</description>
228 +
/// </item>
229 +
/// </list>
230 +
/// </remarks>
231 +
public string ToString(string format)
232 +
{
233 +
switch (format)
234 +
{
235 +
case "G":
236 +
return Encode();
237 + 238 +
case "L":
239 +
var sb = new StringBuilder();
240 +
sb.Append(Encoding);
241 +
sb.Append(' ');
242 +
sb.Append("cidv");
243 +
sb.Append(Version);
244 +
sb.Append(' ');
245 +
sb.Append(ContentType);
246 +
if (Hash != null)
247 +
{
248 +
sb.Append(' ');
249 +
sb.Append(Hash.Algorithm.Name);
250 +
sb.Append(' ');
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sb.Append(MultiBase.Encode(Hash.ToArray(), Encoding).Substring(1));
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}
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return sb.ToString();
254 + 255 +
default:
256 +
throw new FormatException($"Invalid CID format specifier '{format}'.");
257 +
}
258 + 209 259
}
210 260 211 261
/// <summary>
@@ -13,13 +13,40 @@ namespace Ipfs
13 13
public class CidTest
14 14
{
15 15
[TestMethod]
16 -
public void HumanReadable()
16 +
public void ToString_Default()
17 17
{
18 18
var cid = new Cid { Hash = new MultiHash("QmXg9Pp2ytZ14xgmQjYEiHjVjMFXzCVVEcRTWJBmLgR39V") };
19 -
Assert.AreEqual("base58btc cidv0 dag-pb sha2-256 QmXg9Pp2ytZ14xgmQjYEiHjVjMFXzCVVEcRTWJBmLgR39V", cid.ToString());
19 +
Assert.AreEqual("QmXg9Pp2ytZ14xgmQjYEiHjVjMFXzCVVEcRTWJBmLgR39V", cid.ToString());
20 20 21 21
cid = "zBunRGrmCGokA1oMESGGTfrtcMFsVA8aEtcNzM54akPWXF97uXCqTjF3GZ9v8YzxHrG66J8QhtPFWwZebRZ2zeUEELu67";
22 -
Assert.AreEqual("base58btc cidv1 dag-pb sha2-512 8Vx9QNCcSt39anEamkkSaNw5rDHQ7yuadq7ihZed477qQNXxYr3HReMamd1Q2EnUeL4oNtVAmNw1frEhEN1aoqFuKD", cid.ToString());
22 +
Assert.AreEqual("zBunRGrmCGokA1oMESGGTfrtcMFsVA8aEtcNzM54akPWXF97uXCqTjF3GZ9v8YzxHrG66J8QhtPFWwZebRZ2zeUEELu67", cid.ToString());
23 +
}
24 + 25 +
[TestMethod]
26 +
public void ToString_L()
27 +
{
28 +
var cid = new Cid { Hash = new MultiHash("QmXg9Pp2ytZ14xgmQjYEiHjVjMFXzCVVEcRTWJBmLgR39V") };
29 +
Assert.AreEqual("base58btc cidv0 dag-pb sha2-256 QmXg9Pp2ytZ14xgmQjYEiHjVjMFXzCVVEcRTWJBmLgR39V", cid.ToString("L"));
30 + 31 +
cid = "zBunRGrmCGokA1oMESGGTfrtcMFsVA8aEtcNzM54akPWXF97uXCqTjF3GZ9v8YzxHrG66J8QhtPFWwZebRZ2zeUEELu67";
32 +
Assert.AreEqual("base58btc cidv1 dag-pb sha2-512 8Vx9QNCcSt39anEamkkSaNw5rDHQ7yuadq7ihZed477qQNXxYr3HReMamd1Q2EnUeL4oNtVAmNw1frEhEN1aoqFuKD", cid.ToString("L"));
33 +
}
34 + 35 +
[TestMethod]
36 +
public void ToString_G()
37 +
{
38 +
var cid = new Cid { Hash = new MultiHash("QmXg9Pp2ytZ14xgmQjYEiHjVjMFXzCVVEcRTWJBmLgR39V") };
39 +
Assert.AreEqual("QmXg9Pp2ytZ14xgmQjYEiHjVjMFXzCVVEcRTWJBmLgR39V", cid.ToString("G"));
40 + 41 +
cid = "zBunRGrmCGokA1oMESGGTfrtcMFsVA8aEtcNzM54akPWXF97uXCqTjF3GZ9v8YzxHrG66J8QhtPFWwZebRZ2zeUEELu67";
42 +
Assert.AreEqual("zBunRGrmCGokA1oMESGGTfrtcMFsVA8aEtcNzM54akPWXF97uXCqTjF3GZ9v8YzxHrG66J8QhtPFWwZebRZ2zeUEELu67", cid.ToString("G"));
43 +
}
44 + 45 +
[TestMethod]
46 +
public void ToString_InvalidFormat()
47 +
{
48 +
var cid = new Cid { Hash = new MultiHash("QmXg9Pp2ytZ14xgmQjYEiHjVjMFXzCVVEcRTWJBmLgR39V") };
49 +
ExceptionAssert.Throws<FormatException>(() => cid.ToString("?"));
23 50
}
24 51 25 52
[TestMethod]
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