public void SimpleSampleTest()
{
// from http://evanw.github.io/source-map-visualization/
var consumer = new SourceMapConsumer();
consumer.Parse(SimpleSourceMapObject);
Mapping mapping;
mapping = consumer.GetMappingForLine(new FilePosition(1, 3)); // semicolon on line 2
Assert.Equal(0, mapping.Original.Line);
Assert.Equal(2, mapping.Original.Column);
mapping = consumer.GetMappingForLine(new FilePosition(4, 8)); // the true in if(true)
Assert.Equal(0, mapping.Original.Line);
Assert.Equal(10, mapping.Original.Column);
mapping = consumer.GetMappingForLine(new FilePosition(7, 8)); // the false in if(false)
Assert.Equal(0, mapping.Original.Line);
Assert.Equal(27, mapping.Original.Column);
mapping = consumer.GetMappingForLine(new FilePosition(13, 1)); // the last semicolon on line 14
Assert.Equal(0, mapping.Original.Line);
Assert.Equal(47, mapping.Original.Column);
}
public void ParsesMappingsUsingDefaultDecoder()
{
var consumer = new SourceMapConsumer(new SourceMapFile {
Version = 3, Mappings = "encoded mappings"
});
_decoderMock.Verify(x => x.GetMappingGroups("encoded mappings"), Times.Once());
}
public void OriginalPositionsFor_ThrowsArgumentOutOfRangeException_IfColumnLessThanZero()
{
var consumer = new SourceMapConsumer(new SourceMapFile {
Version = 3
});
Assert.Throws(typeof(ArgumentOutOfRangeException), () => consumer.OriginalPositionsFor(1, -1));
}
public void OriginalPositionsFor_ThrowsArgumentOutOfRangeException_IfLineNumberEqualsZero()
{
var consumer = new SourceMapConsumer(new SourceMapFile {
Version = 3
});
Assert.Throws(typeof(ArgumentOutOfRangeException), () => consumer.OriginalPositionsFor(0, 0));
}
public void OriginalPositionsFor_ReturnsEmptyArray_IfNoMatchingSourceLines()
{
var consumer = new SourceMapConsumer(new SourceMapFile {
Version = 3
});
var sourceLines = consumer.OriginalPositionsFor(15, 0);
Assert.That(sourceLines, Is.Not.Null);
Assert.That(sourceLines.Length, Is.EqualTo(0));
}
private ISourceMapConsumer CreateSourceMap(string file)
{
var mapFile = GetMapFile(file);
if (mapFile == null)
{
return(null);
}
return(SourceMapConsumer.GetConsumer(mapFile));
}
public void OriginalPositionsFor_ReturnsEmptyArray_IfMatchingMappingGroupHasEmptySegments()
{
_mappings[1].Segments = Enumerable.Empty <MappingSegment>();
var consumer = new SourceMapConsumer(new SourceMapFile {
Version = 3
});
var sourceLines = consumer.OriginalPositionsFor(2, 0);
Assert.That(sourceLines, Is.Not.Null);
Assert.That(sourceLines.Length, Is.EqualTo(0));
}
public void OriginalPositionsFor_ReturnsPositionsMappingToGeneratedSourceLine()
{
// Line 1 maps to lines 2 and 11
var consumer = new SourceMapConsumer(new SourceMapFile {
Version = 3, Sources = new[] { "File", "Other" }
});
var sourceLines = consumer.OriginalPositionsFor(1);
Assert.That(sourceLines, Is.Not.Null);
Assert.That(sourceLines.Length, Is.EqualTo(2));
// The segments store indices - add 1 to get line numbers
Assert.That(sourceLines.Any(x => x.LineNumber == 2));
Assert.That(sourceLines.Any(x => x.LineNumber == 11));
Assert.That(sourceLines.All(x => x.File == "Other"));
}
public void DecodeEncodeTest()
{
var consumer = new SourceMapConsumer();
consumer.Parse(SimpleSourceMapObject);
var generator = new SourceMapGenerator();
foreach (var m in consumer.Mappings)
{
generator.AddMapping(m);
}
var map = generator.Generate();
Assert.Contains("AAAA;AAAC,GAAC;AAAC,GAAC;AAAC,GAAC;AAAC,MAAG,IAAI,EAAC;OAAG;AAAC,SAAK;QAAG,KAAK,EAAC;SAAG;AAAC,WAAK;SAAG;AAAC;;CAAC", map.mappings);
}
public static object Map(SourceLocation[] locations, string pathToSourceMap)
{
var file = JsonConvert.DeserializeObject <SourceMapFile>(File.ReadAllText(pathToSourceMap));
var consumer = new SourceMapConsumer(file);
foreach (var location in locations)
{
var mappedPositions = consumer.OriginalPositionsFor(location.Position.LineNumber);
if (mappedPositions.Length >= 1)
{
location.Position = mappedPositions.First();
}
}
return(null);
}
public void TestMappingTokensBackBiased(int sourceLine, int sourceCol, string file, int orgLine, int orgCol, string methodName)
{
// Force reset so we don't use the mocked decoder here
MappingDecoder.Default = null;
var consumer = new SourceMapConsumer(new SourceMapFile()
{
Version = 3,
File = "min.js",
Names = new [] { "bar", "baz", "n" },
SourceRoot = "/the/root",
Sources = new [] { "one.js", "two.js" },
Mappings = "CAAC,IAAI,IAAM,SAAUA,GAClB,OAAOC,IAAID;CCDb,IAAI,IAAM,SAAUE,GAClB,OAAOA"
});
var firstMap = consumer.OriginalPositionsFor(sourceLine, sourceCol);
Assert.That(firstMap, Is.Not.Null);
Assert.That(firstMap.Length, Is.EqualTo(1), "Should have 1 source line");
Assert.That(firstMap.All(x => x.LineNumber == orgLine), $"Original line number should be {orgLine}");
Assert.That(firstMap.All(x => x.Column == orgCol), $"Original column should be {orgCol}");
Assert.That(firstMap.All(x => x.File == file), $"Source file should be {file}");
Assert.That(firstMap.All(x => x.MethodName == methodName), $"Original method name should be {methodName}");
}