public static void JsonPathIsAccurate(string json, string expectedPath)
{
JsonException ex = Assert.Throws <JsonException>(() => JsonSerializer.Deserialize <KeyValuePair <int, int> >(json));
Assert.Contains(expectedPath, ex.ToString());
var options = new JsonSerializerOptions {
PropertyNameCaseInsensitive = true
};
ex = Assert.Throws <JsonException>(() => JsonSerializer.Deserialize <KeyValuePair <int, int> >(json));
Assert.Contains(expectedPath, ex.ToString());
}
public async Task JsonPathIsAccurate(string json, string expectedPath)
{
JsonException ex = await Assert.ThrowsAsync <JsonException>(async() => await Serializer.DeserializeWrapper <KeyValuePair <int, int> >(json));
Assert.Contains(expectedPath, ex.ToString());
var options = new JsonSerializerOptions {
PropertyNameCaseInsensitive = true
};
ex = await Assert.ThrowsAsync <JsonException>(async() => await Serializer.DeserializeWrapper <KeyValuePair <int, int> >(json));
Assert.Contains(expectedPath, ex.ToString());
}
public static void WriteCyclicFail(int depth)
{
var rootObj = new TestClassWithCycle("root");
CreateObjectHierarchy(1, depth, rootObj);
{
var options = new JsonSerializerOptions();
options.MaxDepth = depth + 1;
// No exception since depth was not greater than MaxDepth.
string json = JsonSerializer.Serialize(rootObj, options);
Assert.False(string.IsNullOrEmpty(json));
}
{
var options = new JsonSerializerOptions();
options.MaxDepth = depth;
JsonException ex = Assert.Throws <JsonException>(() => JsonSerializer.Serialize(rootObj, options));
// Exception should contain the path and MaxDepth.
// Since the last Parent property is null, the serializer moves onto the Children property.
string expectedPath = "$" + string.Concat(Enumerable.Repeat(".Parent", depth - 1));
Assert.Contains(expectedPath, ex.Path);
Assert.Contains(depth.ToString(), ex.ToString());
}
}
public static void JsonPathIsAccurate_PropertyNamingPolicy(string json, string expectedPath)
{
var options = new JsonSerializerOptions {
PropertyNamingPolicy = new LeadingUnderscorePolicy()
};
JsonException ex = Assert.Throws <JsonException>(() => JsonSerializer.Deserialize <KeyValuePair <int, int> >(json, options));
Assert.Contains(expectedPath, ex.ToString());
}
public async Task JsonPathIsAccurate_PropertyNamingPolicy(string json, string expectedPath)
{
var options = new JsonSerializerOptions {
PropertyNamingPolicy = new LeadingUnderscorePolicy()
};
JsonException ex = await Assert.ThrowsAsync <JsonException>(async() => await Serializer.DeserializeWrapper <KeyValuePair <int, int> >(json, options));
Assert.Contains(expectedPath, ex.ToString());
}
static void RunTest(int maxDepth, int effectiveMaxDepth)
{
var options = new JsonSerializerOptions {
MaxDepth = maxDepth
};
var newOptions = new JsonSerializerOptions(options);
Assert.Equal(maxDepth, options.MaxDepth);
Assert.Equal(maxDepth, newOptions.MaxDepth);
// Test for default effective max depth in exception message.
var myList = new List <object>();
myList.Add(myList);
string effectiveMaxDepthAsStr = effectiveMaxDepth.ToString();
JsonException ex = Assert.Throws <JsonException>(() => JsonSerializer.Serialize(myList, options));
Assert.Contains(effectiveMaxDepthAsStr, ex.ToString());
ex = Assert.Throws <JsonException>(() => JsonSerializer.Serialize(myList, newOptions));
Assert.Contains(effectiveMaxDepthAsStr, ex.ToString());
}
[InlineData(70, 0, 63)] // 0 (or default) max depth is treated as 64
public static void WriteCyclicFail(int objectHierarchyDepth, int maxDepth, int expectedPathDepth)
{
var rootObj = new TestClassWithCycle("root");
CreateObjectHierarchy(1, objectHierarchyDepth, rootObj);
var options = new JsonSerializerOptions();
options.MaxDepth = maxDepth;
JsonException ex = Assert.Throws <JsonException>(() => JsonSerializer.Serialize(rootObj, options));
// Exception should contain the path and MaxDepth.
// Since the last Parent property is null, the serializer moves onto the Children property.
string expectedPath = "$" + string.Concat(Enumerable.Repeat(".Parent", expectedPathDepth));
Assert.Contains(expectedPath, ex.Path);
Assert.Contains(maxDepth.ToString(), ex.ToString());
}
