public static string GetSnapResultMessage(SnapResult result)
{
switch (result.Status)
{
case SnapResultStatus.SnapshotDoesNotExist:
var attributeName = nameof(UpdateSnapshotsAttribute).Replace("Attribute", string.Empty);
var message = new StringBuilder();
message.AppendLine($"A snapshot does not exist.{Environment.NewLine}");
message.AppendLine($"Apply the [{attributeName}] attribute on the " +
$"test method or class and then run the test again to " +
$"create a snapshot.");
return(message.ToString());
case SnapResultStatus.SnapshotsMatch:
return("Snapshots Match.");
case SnapResultStatus.SnapshotsDoNotMatch:
return(JsonDiffGenerator.GetDiffMessage(result.OldSnapshot, result.NewSnapshot));
case SnapResultStatus.SnapshotUpdated:
return("Snapshot was updated.");
default:
return(string.Empty);
}
}
public void ValueAddedTest_LargeObject()
{
var currentSnapshot = new
{
Key = "Value",
Key1 = "Value",
Key2 = "Value",
Key3 = "Value",
Key4 = "Value",
Key5 = "Value",
};
var newSnapshot = new
{
Key = "Value",
Key1 = "Value",
Key2 = "Value",
Key3 = "Value",
NewKey = "Value",
Key4 = "Value",
Key5 = "Value",
};
var result = JsonDiffGenerator.GetDiffMessage(currentSnapshot, newSnapshot);
result.Should().Be(DiffMaker(builder =>
{
builder.AppendLine(" \"Key2\": \"Value\",");
builder.AppendLine(" \"Key3\": \"Value\",");
builder.AppendLine("+ \"NewKey\": \"Value\",");
builder.AppendLine(" \"Key4\": \"Value\",");
builder.AppendLine(" \"Key5\": \"Value\"");
}));
}
public void ValueChangedTest()
{
var currentSnapshot = new
{
Key = "Value"
};
var newSnapshot = new
{
Key = "Value2"
};
var result = JsonDiffGenerator.GetDiffMessage(currentSnapshot, newSnapshot);
result.Should().Be(DiffMaker(builder =>
{
builder.AppendLine("{");
builder.AppendLine("- \"Key\": \"Value\"");
builder.AppendLine("+ \"Key\": \"Value2\"");
builder.AppendLine("}");
}));
}
public static string GetSnapResultMessage(SnapResult result)
{
switch (result.Status)
{
case SnapResultStatus.SnapshotDoesNotExist:
var message = new StringBuilder();
message.AppendLine($"A snapshot does not exist.{Environment.NewLine}");
message.AppendLine("Run the test outside of a CI environment to create a snapshot.");
return(message.ToString());
case SnapResultStatus.SnapshotsMatch:
return("Snapshots Match.");
case SnapResultStatus.SnapshotsDoNotMatch:
return(JsonDiffGenerator.GetDiffMessage(result.OldSnapshot, result.NewSnapshot));
case SnapResultStatus.SnapshotUpdated:
return("Snapshot was updated.");
default:
return(string.Empty);
}
}
