public string JsonObjectDiff()
{
JToken jTokenOriginal = JToken.Parse(objectOriginalJSON);
JToken jTokenModified = JToken.Parse(objectModifiedJSON);
JToken jTokensDiff = new JsonDiffPatch().Diff(jTokenOriginal, jTokenModified);
try
{
return(jTokensDiff.ToString());
}
catch (Exception)
{
return(null);
}
}
public bool DiffObject(bool waitForUser)
{
var left = JToken.FromObject(_obj1);
var right = JToken.FromObject(_obj2);
JToken patch = new JsonDiffPatch().Diff(left, right);
if (patch != null)
{
if (!waitForUser)
{
return(true);
}
Console.WriteLine(patch.ToString());
Console.WriteLine();
Console.WriteLine("Type 'Y' to replace item. Type 'V' to show changes.");
HandleUserResponse();
}
return(false);
}
private static string?GetJsonDiff(JToken?first, JToken?second)
{
const int truncate = 100;
var diff = new JsonDiffPatch(new Options {
TextDiff = TextDiffMode.Simple
}).Diff(first, second);
if (diff is null)
{
return(null);
}
// JsonDiffPatch.Diff returns null if there are no diffs
var lineLogs = diff.ToString().Split('\n').Take(truncate);
if (lineLogs.Count() >= truncate)
{
lineLogs = lineLogs.Concat(new[] { "...truncated..." });
}
return(string.Join('\n', lineLogs));
}
public static AndConstraint <JTokenAssertions> EqualWithJsonDiffOutput(this JTokenAssertions instance, TestContext testContext, JToken expected, string expectedLocation, string actualLocation, string because = "", params object[] becauseArgs)
{
const int truncate = 100;
var diff = new JsonDiffPatch(new Options {
TextDiff = TextDiffMode.Simple
}).Diff(instance.Subject, expected);
// JsonDiffPatch.Diff returns null if there are no diffs
var lineLogs = (diff?.ToString() ?? string.Empty)
.Split('\n')
.Take(truncate);
if (lineLogs.Count() > truncate)
{
lineLogs = lineLogs.Concat(new[] { "...truncated..." });
}
var testPassed = diff is null;
var isBaselineUpdate = !testPassed && BaselineHelper.ShouldSetBaseline(testContext);
if (isBaselineUpdate)
{
BaselineHelper.SetBaseline(actualLocation, expectedLocation);
}
Execute.Assertion
.BecauseOf(because, becauseArgs)
.ForCondition(testPassed)
.FailWith(
BaselineHelper.GetAssertionFormatString(isBaselineUpdate),
string.Join('\n', lineLogs),
BaselineHelper.GetAbsolutePathRelativeToRepoRoot(actualLocation),
BaselineHelper.GetAbsolutePathRelativeToRepoRoot(expectedLocation));
return(new AndConstraint <JTokenAssertions>(instance));
}
public static AndConstraint <JTokenAssertions> EqualWithJsonDiffOutput(this JTokenAssertions instance, JToken expected, string expectedLocation, string actualLocation, string because = "", params object[] becauseArgs)
{
const int truncate = 100;
var diff = new JsonDiffPatch(new Options {
TextDiff = TextDiffMode.Simple
}).Diff(instance.Subject, expected);
// JsonDiffPatch.Diff returns null if there are no diffs
var lineLogs = (diff?.ToString() ?? string.Empty)
.Split('\n')
.Take(truncate);
if (lineLogs.Count() > truncate)
{
lineLogs = lineLogs.Concat(new[] { "...truncated..." });
}
Execute.Assertion
.BecauseOf(because, becauseArgs)
.ForCondition(diff is null)
.FailWith(@"
Found diffs between actual and expected:
{0}
View this diff with:
git diff --color-words --no-index {1} {2}
Windows copy command:
copy /y {1} {2}
Unix copy command:
cp {1} {2}
", string.Join('\n', lineLogs), actualLocation, expectedLocation);
return(new AndConstraint <JTokenAssertions>(instance));
}
