public void InvalidFilterExpressionsTest()
{
IEnumerable <InvalidExpressionTestCase> testCases = new InvalidExpressionTestCase[]
{
new InvalidExpressionTestCase {
Expression = "", ExpectedErrorMessage = "Expression expected at position 0 in '$(Expression)'."
},
};
testCases = testCases.Concat(InvalidExpressionTestCase.InvalidPrimitiveLiteralTestCases);
testCases = testCases.Concat(InvalidExpressionTestCase.InvalidExpressionTestCases);
this.CombinatorialEngineProvider.RunCombinations(
testCases,
(testCase) =>
{
this.Assert.ExpectedException <ODataException>(
() => QueryTokenUtils.ParseQuery("Root", filter: testCase.Expression),
StringUtils.ResolveVariables(testCase.ExpectedErrorMessage, new Dictionary <string, string>()
{
{ "Expression", testCase.Expression }
}),
"The filter parsing should have failed.");
});
}
public void FormatExpressionTest()
{
string[] values = new string[] { "json", "xml", "foo", "bar" };
var testCases = values.Select(value =>
new
{
Value = value,
});
this.CombinatorialEngineProvider.RunCombinations(
testCases,
(testCase) =>
{
SyntacticTree actual =
QueryTokenUtils.ParseQuery("Root", format: testCase.Value);
SyntacticTree expected = new SyntacticTree(
null,
new[] { "Root" },
null,
null,
null,
null,
null,
null,
null,
testCase.Value,
null);
QueryTokenUtils.VerifySyntaxTreesAreEqual(expected, actual, this.Assert);
});
}
public void CountExpressionTest()
{
object[] values = new object[] { null, 0, 1, 2, 5, 11111, -2, 12.3, "Foo", -12.4m, 'c', (long)int.MaxValue + 1, (long)int.MinValue - 1, 2.3f, "(1)", "2 + 3", "int.MaxValue", "false", "true", "False", "True", "FaLSE", "trUE" };
string errorMessageTemplate = "Invalid value '{0}' for $count query option found. Valid values are '{1}'.";
HashSet <string> correctValues = new HashSet <string>(StringComparer.OrdinalIgnoreCase)
{
"true", "false"
};
string correctValuesStr = string.Join(", ", correctValues.ToArray());
var testCases = values.Select(value =>
new
{
Value = value == null ? null : value.ToString(),
ExpectedErrorMessage = value == null || correctValues.Contains(value.ToString())
? null
: string.Format(CultureInfo.InvariantCulture, errorMessageTemplate, value, correctValuesStr).Replace('+', ' ') // URI all + will be replace by space
});
this.CombinatorialEngineProvider.RunCombinations(
testCases,
(testCase) =>
{
this.Assert.ExpectedException <ODataException>(
() =>
{
SyntacticTree actual =
QueryTokenUtils.ParseQuery("Root", count: testCase.Value);
bool?countQuery = null;
if (testCase.Value != null)
{
bool countValue;
bool.TryParse(testCase.Value, out countValue);
countQuery = countValue;
}
SyntacticTree expected = new SyntacticTree(
null,
new[] { "Root" },
null,
null,
null,
null,
null,
null,
countQuery,
null,
null);
QueryTokenUtils.VerifySyntaxTreesAreEqual(expected, actual, this.Assert);
},
testCase.ExpectedErrorMessage,
null);
});
}
public void SegmentTests()
{
var testCases = new []
{
new{
Uri = "/Customers",
ExpectedNodes = new StartPathToken("Customers", null, null)
},
new{
Uri = "/Customers()",
ExpectedNodes = new StartPathToken("Customers", null, new NamedValue[0])
},
new{
Uri = "/Customers/$count",
ExpectedNodes = (StartPathToken) new KeywordSegmentToken(KeywordKind.Count, new StartPathToken("Customers", null, null))
},
new{
Uri = "/$metadata/Foo",
ExpectedNodes = new StartPathToken("Foo", new KeywordSegmentToken(KeywordKind.Metadata, null), null)
},
new{
Uri = "/Customers()/$count",
ExpectedNodes = (StartPathToken) new KeywordSegmentToken(KeywordKind.Count, new StartPathToken("Customers", null, new NamedValue[0]))
},
new{
Uri = "/Customers()/$links/Orders()",
ExpectedNodes = new StartPathToken(
"Orders",
new KeywordSegmentToken(KeywordKind.Links, new StartPathToken("Customers", null, new NamedValue[0])), new NamedValue[0])
},
new{
Uri = "/Customers/$batch",
ExpectedNodes = (StartPathToken) new KeywordSegmentToken(KeywordKind.Batch, new StartPathToken("Customers", null, null))
},
new{
Uri = "/Orders/$value",
ExpectedNodes = (StartPathToken) new KeywordSegmentToken(KeywordKind.Value, new StartPathToken("Orders", null, null))
},
new{
Uri = "/",
ExpectedNodes = new StartPathToken("", null, null)
},
};
this.CombinatorialEngineProvider.RunCombinations(
testCases,
testCase => QueryTokenUtils.VerifyQueryTokensAreEqual(
testCase.ExpectedNodes,
QueryTokenUtils.ParseQuery(testCase.Uri).Path,
this.Assert));
}
public void FilterExpressionTest()
{
CombinatorialEngineProvider.RunCombinations(
ExpressionTestCase.PrimitiveLiteralTestCases()
.Concat(ExpressionTestCase.BinaryOperatorTestCases())
.Concat(ExpressionTestCase.UnaryOperatorTestCases())
.Concat(ExpressionTestCase.PropertyAccessTestCases(ExpressionTestCase.PropertyAccessNames))
.Concat(ExpressionTestCase.ParenthesisTestCases())
.Concat(ExpressionTestCase.FunctionCallTestCases()),
testCase => QueryTokenUtils.VerifyQueryTokensAreEqual(
testCase.ExpectedToken,
QueryTokenUtils.ParseQuery("Root", filter: testCase.Expression).Filter,
this.Assert));
}
public void InvalidSingleKeyValueTest()
{
this.CombinatorialEngineProvider.RunCombinations(
InvalidExpressionTestCase.InvalidPrimitiveLiteralTestCases,
(testCase) =>
{
this.Assert.ExpectedException <ODataException>(
() => QueryTokenUtils.ParseQuery("/Customers(" + testCase.Expression + ")"),
StringUtils.ResolveVariables(testCase.ExpectedErrorMessage, new Dictionary <string, string>()
{
{ "Expression", testCase.Expression }
}),
"Parser should fail to parse a key value.");
});
}
public void ExpandExpressionTest()
{
IEnumerable <ExpressionTestCase> expressionTestCases = ExpressionTestCase.PrimitiveLiteralTestCases()
.Concat(ExpressionTestCase.BinaryOperatorTestCases())
.Concat(ExpressionTestCase.UnaryOperatorTestCases())
.Concat(ExpressionTestCase.PropertyAccessTestCases(ExpressionTestCase.PropertyAccessNames))
.Concat(ExpressionTestCase.ParenthesisTestCases())
.Concat(ExpressionTestCase.FunctionCallTestCases());
var testCases = expressionTestCases.Select(tc => new ExpandTestCase()
{
Expand = tc.Expression,
ExpectedExpandToken = new ExpandToken(new QueryToken[] { tc.ExpectedToken })
});
// All expressions
testCases.Concat(new ExpandTestCase[] { new ExpandTestCase()
{
Expand = string.Join(", ", expressionTestCases.Select(tc => tc.Expression).ToArray()),
ExpectedExpandToken = new ExpandToken(expressionTestCases.Select(tc => tc.ExpectedToken))
} });
this.CombinatorialEngineProvider.RunCombinations(
testCases,
(testCase) =>
{
SyntacticTree actual = QueryTokenUtils.ParseQuery("Root", expand: testCase.Expand);
SyntacticTree expected = new SyntacticTree(
new SegmentToken("Root", null, null),
null,
null,
null,
testCase.ExpectedExpandToken,
null,
null,
null,
null,
null);
QueryTokenUtils.VerifySyntaxTreesAreEqual(
expected,
actual,
this.Assert);
});
}
public void InvalidOrderByExpressionsTest()
{
IEnumerable <InvalidExpressionTestCase> testCases = new InvalidExpressionTestCase[]
{
new InvalidExpressionTestCase {
Expression = "", ExpectedErrorMessage = "Expression expected at position 0 in '$(Expression)'."
},
new InvalidExpressionTestCase {
Expression = "foo,", ExpectedErrorMessage = "Expression expected at position 4 in '$(Expression)'."
},
new InvalidExpressionTestCase {
Expression = ",foo", ExpectedErrorMessage = "Expression expected at position 0 in '$(Expression)'."
},
new InvalidExpressionTestCase {
Expression = "foo asc,", ExpectedErrorMessage = "Expression expected at position 8 in '$(Expression)'."
},
new InvalidExpressionTestCase {
Expression = "foo desc,", ExpectedErrorMessage = "Expression expected at position 9 in '$(Expression)'."
},
new InvalidExpressionTestCase {
Expression = "foo asc desc", ExpectedErrorMessage = "Syntax error at position 12 in '$(Expression)'."
},
new InvalidExpressionTestCase {
Expression = "foo ASC", ExpectedErrorMessage = "Syntax error at position 7 in '$(Expression)'."
},
};
testCases = testCases.Concat(InvalidExpressionTestCase.InvalidPrimitiveLiteralTestCases);
this.CombinatorialEngineProvider.RunCombinations(
testCases,
(testCase) =>
{
this.Assert.ExpectedException <ODataException>(
() => QueryTokenUtils.ParseQuery("Root", orderby: testCase.Expression),
StringUtils.ResolveVariables(testCase.ExpectedErrorMessage, new Dictionary <string, string>()
{
{ "Expression", testCase.Expression }
}),
"The orderby parsing should have failed.");
});
}
public void SelectExpressionTest()
{
IEnumerable <SelectExpressionTestCase> expressionTestCases = SelectExpressionTestCase.SelectPropertyAccessTestCases(ExpressionTestCase.PropertyAccessNames);
var testCases = expressionTestCases.Select(tc => new SelectTestCase()
{
Select = tc.Expression,
ExpectedSelectToken = new SelectToken(new PathSegmentToken[] { tc.ExpectedToken })
});
// All expressions
testCases.Concat(new SelectTestCase[] { new SelectTestCase()
{
Select = string.Join(", ", expressionTestCases.Select(tc => tc.Expression).ToArray()),
ExpectedSelectToken = new SelectToken(expressionTestCases.Select(tc => tc.ExpectedToken))
} });
this.CombinatorialEngineProvider.RunCombinations(
testCases,
(testCase) =>
{
SyntacticTree actual = QueryTokenUtils.ParseQuery("Root", select: testCase.Select);
SyntacticTree expected = new SyntacticTree(
new StartPathToken("Root", null, null),
null,
null,
testCase.ExpectedSelectToken,
null,
null,
null,
null,
null,
null);
QueryTokenUtils.VerifySyntaxTreesAreEqual(
expected,
actual,
this.Assert);
});
}
public void UriVariationExpressionsTest()
{
IEnumerable <ExpressionTestCase> testCases = new ExpressionTestCase[]
{
// Uri query where + instead of space is in Uri text
new ExpressionTestCase {
Expression = "1+lt+2+and+true+ne+false", ExpectedToken = new BinaryOperatorToken(
BinaryOperatorKind.And,
new BinaryOperatorToken(BinaryOperatorKind.LessThan, new LiteralToken(1), new LiteralToken(2)),
new BinaryOperatorToken(BinaryOperatorKind.NotEqual, new LiteralToken(true), new LiteralToken(false)))
}
};
CombinatorialEngineProvider.RunCombinations(
testCases,
(testCase) =>
{
QueryTokenUtils.VerifyQueryTokensAreEqual(
testCase.ExpectedToken,
QueryTokenUtils.ParseQuery("Root", filter: testCase.Expression).Filter,
this.Assert);
});
}
public void OrderByExpressionTest()
{
IEnumerable <ExpressionTestCase> expressionTestCases = ExpressionTestCase.PrimitiveLiteralTestCases()
.Concat(ExpressionTestCase.BinaryOperatorTestCases())
.Concat(ExpressionTestCase.UnaryOperatorTestCases())
.Concat(ExpressionTestCase.PropertyAccessTestCases(ExpressionTestCase.PropertyAccessNames))
.Concat(ExpressionTestCase.ParenthesisTestCases())
.Concat(ExpressionTestCase.FunctionCallTestCases());
// Use filter expressions first without anything
var filterWithNoDirection = expressionTestCases.Select(tc => new OrderByTestCase()
{
OrderBy = tc.Expression,
ExpectedOrderByTokens = new OrderByToken[] { new OrderByToken(tc.ExpectedToken, OrderByDirection.Ascending) }
});
// Use filter expressions with asc
var filterWithAscending = expressionTestCases.Select(tc => new OrderByTestCase()
{
OrderBy = tc.Expression + " asc",
ExpectedOrderByTokens = new OrderByToken[] { new OrderByToken(tc.ExpectedToken, OrderByDirection.Ascending) }
});
// Use filter expressions with desc
var filterWithDescending = expressionTestCases.Select(tc => new OrderByTestCase()
{
OrderBy = tc.Expression + " desc",
ExpectedOrderByTokens = new OrderByToken[] { new OrderByToken(tc.ExpectedToken, OrderByDirection.Descending) }
});
// And now some order by specific cases with multiple orderbys
var orderByTestCases = ExpressionTestCase.VariousExpressions().ToList().Variations(3).Select(tc =>
new OrderByTestCase
{
OrderBy = string.Join(",", tc.Select((t, index) => t.Expression + ((index % 3 == 0) ? "" : ((index % 3 == 1) ? " asc" : " desc"))).ToArray()),
ExpectedOrderByTokens = tc.Select((t, index) => new OrderByToken(
t.ExpectedToken,
(index % 3 == 2) ? OrderByDirection.Descending : OrderByDirection.Ascending)).ToArray()
});
CombinatorialEngineProvider.RunCombinations(
filterWithNoDirection
.Concat(filterWithAscending)
.Concat(filterWithDescending)
.Concat(orderByTestCases),
(testCase) =>
{
SyntacticTree actual = QueryTokenUtils.ParseQuery("Root", orderby: testCase.OrderBy);
SyntacticTree expected = new SyntacticTree(
null,
new[] { "Root" },
null,
testCase.ExpectedOrderByTokens,
null,
null,
null,
null,
null,
null,
null);
QueryTokenUtils.VerifySyntaxTreesAreEqual(
expected,
actual,
this.Assert);
});
}
public void InvalidKeyValuesTest()
{
var testCases = new[]
{
new {
KeyValues = "(",
ExpectedErrorMessage = "Bad Request: there was an error in the query syntax."
},
new {
KeyValues = "(42",
ExpectedErrorMessage = "Bad Request: there was an error in the query syntax."
},
new {
KeyValues = "(42,",
ExpectedErrorMessage = "Bad Request: there was an error in the query syntax."
},
new {
KeyValues = "(Key)",
ExpectedErrorMessage = "Bad Request: there was an error in the query syntax."
},
new {
KeyValues = "(Key,0)",
ExpectedErrorMessage = "Bad Request: there was an error in the query syntax."
},
new {
KeyValues = "(Key=Key)",
ExpectedErrorMessage = "Bad Request: there was an error in the query syntax."
},
new {
KeyValues = "\t( Key = eq)",
ExpectedErrorMessage = "Bad Request: there was an error in the query syntax."
},
new {
KeyValues = "(eq)",
ExpectedErrorMessage = "Bad Request: there was an error in the query syntax."
},
new {
KeyValues = "\t( gt )",
ExpectedErrorMessage = "Bad Request: there was an error in the query syntax."
},
new {
KeyValues = "\t(()",
ExpectedErrorMessage = "Bad Request: there was an error in the query syntax."
},
new {
KeyValues = "(-INFI)",
ExpectedErrorMessage = "Bad Request: there was an error in the query syntax."
},
new {
KeyValues = "(INFI)",
ExpectedErrorMessage = "Bad Request: there was an error in the query syntax."
},
new {
KeyValues = "(-NaNn)",
ExpectedErrorMessage = "Bad Request: there was an error in the query syntax."
},
new {
KeyValues = "(NaNn)",
ExpectedErrorMessage = "Bad Request: there was an error in the query syntax."
},
};
var keyValuesContainers = new string[]
{
"/Customers{0}",
"/Customers{0}/Orders",
"/Customers(0)/Orders{0}",
"/Customers(0)/$links/Orders{0}"
};
this.CombinatorialEngineProvider.RunCombinations(
testCases,
keyValuesContainers,
(testCase, keyValuesContainer) =>
{
this.Assert.ExpectedException <ODataException>(
() => QueryTokenUtils.ParseQuery(string.Format(keyValuesContainer, testCase.KeyValues)),
testCase.ExpectedErrorMessage,
"Parser should fail to parse a key value.");
});
}
public void KeyValuesTest()
{
IEnumerable <KeyValuesTestCase> testCases = new[]
{
new KeyValuesTestCase {
KeyValues = "()",
ExpectedKeyValues = new NamedValue[0]
},
new KeyValuesTestCase {
KeyValues = "(0)",
ExpectedKeyValues = new [] { new NamedValue(null, new LiteralToken(0)) }
},
new KeyValuesTestCase {
KeyValues = "(0,1)",
ExpectedKeyValues = new [] {
new NamedValue(null, new LiteralToken(0)),
new NamedValue(null, new LiteralToken(1))
}
},
new KeyValuesTestCase {
KeyValues = "(Key='some')",
ExpectedKeyValues = new [] {
new NamedValue("Key", new LiteralToken("some")),
}
},
new KeyValuesTestCase {
KeyValues = "(Key=datetime'2010-12-09T14:10:20')",
ExpectedKeyValues = new [] {
new NamedValue("Key", new LiteralToken(new DateTime(2010, 12, 9, 14, 10, 20)))
}
},
new KeyValuesTestCase {
KeyValues = "(Key1=42.42, Key2=42f)",
ExpectedKeyValues = new [] {
new NamedValue("Key1", new LiteralToken((double)42.42)),
new NamedValue("Key2", new LiteralToken((Single)42))
}
},
new KeyValuesTestCase {
KeyValues = "(Key=1,Key=2)",
ExpectedKeyValues = new [] {
new NamedValue("Key", new LiteralToken(1)),
new NamedValue("Key", new LiteralToken(2))
}
},
};
testCases.Concat(ExpressionTestCase.PrimitiveLiteralTestCases().Select(tc =>
new KeyValuesTestCase()
{
KeyValues = "(" + tc.Expression + ")",
ExpectedKeyValues = new[] { new NamedValue(null, (LiteralToken)tc.ExpectedToken) }
}));
this.CombinatorialEngineProvider.RunCombinations(
testCases,
testCase => QueryTokenUtils.VerifyQueryTokensAreEqual(
new StartPathToken("Customers", null, testCase.ExpectedKeyValues),
QueryTokenUtils.ParseQuery("/Customers" + testCase.KeyValues).Path,
this.Assert));
}
void RunTest(bool includeSpaceAroundSymbols)
{
var testCases = new[]
{
new
{
QueryOptions = (List <KeyValuePair <string, string> >)null,
ExpectedErrorMessage = (string)null,
},
new
{
QueryOptions = new List <KeyValuePair <string, string> >()
{
new KeyValuePair <string, string>("$filter", "3 eq 2")
},
ExpectedErrorMessage = (string)null,
},
new
{
QueryOptions = new List <KeyValuePair <string, string> >()
{
new KeyValuePair <string, string>("CustomValue", "null")
},
ExpectedErrorMessage = (string)null,
},
new
{
QueryOptions = new List <KeyValuePair <string, string> >()
{
new KeyValuePair <string, string>("null", "CustomValue")
},
ExpectedErrorMessage = (string)null,
},
new
{
QueryOptions = new List <KeyValuePair <string, string> >()
{
new KeyValuePair <string, string>("$custom", "2")
},
ExpectedErrorMessage = (string)null,
},
new
{
QueryOptions = new List <KeyValuePair <string, string> >()
{
new KeyValuePair <string, string>("$a", "1"),
new KeyValuePair <string, string>("$b", "2"),
},
ExpectedErrorMessage = (string)null,
},
new
{
QueryOptions = new List <KeyValuePair <string, string> >()
{
new KeyValuePair <string, string>("a", "1"),
new KeyValuePair <string, string>("$filter", "3 eq 2"),
new KeyValuePair <string, string>("b", "2"),
},
ExpectedErrorMessage = (string)null,
},
new
{
QueryOptions = new List <KeyValuePair <string, string> >()
{
new KeyValuePair <string, string>("$a", "1"),
new KeyValuePair <string, string>("$filter", "3 eq 2"),
new KeyValuePair <string, string>("$b", "2"),
},
ExpectedErrorMessage = (string)null,
},
new
{
QueryOptions = new List <KeyValuePair <string, string> >()
{
new KeyValuePair <string, string>("a", "1"),
new KeyValuePair <string, string>("b", "2"),
new KeyValuePair <string, string>("a", "2"),
new KeyValuePair <string, string>("b", "4"),
},
ExpectedErrorMessage = (string)null,
},
new
{
QueryOptions = new List <KeyValuePair <string, string> >()
{
new KeyValuePair <string, string>("$filter", "3 eq 2"),
new KeyValuePair <string, string>("$filter", "2 eq 3"),
new KeyValuePair <string, string>("$b", "2"),
},
ExpectedErrorMessage = "Query option '$filter' was specified more than once, but it must be specified at most once.",
},
new
{
QueryOptions = new List <KeyValuePair <string, string> >()
{
new KeyValuePair <string, string>("$select", "Name")
},
ExpectedErrorMessage = (string)null,
},
new
{
QueryOptions = new List <KeyValuePair <string, string> >()
{
new KeyValuePair <string, string>("$expand", "Products")
},
ExpectedErrorMessage = (string)null,
},
};
this.CombinatorialEngineProvider.RunCombinations(
testCases,
(testCase) =>
{
this.Assert.ExpectedException <ODataException>(
() =>
{
SyntacticTree actual = QueryTokenUtils.ParseQuery("Root", testCase.QueryOptions, includeSpaceAroundSymbols);
List <CustomQueryOptionToken> options = QueryTokenUtils.NormalizeAndRemoveBuiltInQueryOptions(testCase.QueryOptions);
options = options != null && options.Count == 0 ? null : options;
SyntacticTree expected = new SyntacticTree(
null,
new[] { "Feed" },
actual.Filter,
actual.OrderByTokens,
null,
null,
actual.Skip,
null,
null,
null,
options);
QueryTokenUtils.VerifySyntaxTreesAreEqual(expected, actual, this.Assert);
},
testCase.ExpectedErrorMessage,
null);
});
}