public void TestInvalidSyntax()
{
// keyword in select clause
EPStatementException exception = GetSyntaxExceptionView("select inner from MyStream");
SupportMessageAssertUtil.AssertMessage(exception, "Incorrect syntax near 'inner' (a reserved keyword) at line 1 column 7, please check the select clause [select inner from MyStream]");
// keyword in from clause
exception = GetSyntaxExceptionView("select something from Outer");
SupportMessageAssertUtil.AssertMessage(exception, "Incorrect syntax near 'Outer' (a reserved keyword) at line 1 column 22, please check the from clause [select something from Outer]");
// keyword used in package
exception = GetSyntaxExceptionView("select * from com.true.mycompany.MyEvent");
SupportMessageAssertUtil.AssertMessage(exception, "Incorrect syntax near 'true' (a reserved keyword) expecting an identifier but found 'true' at line 1 column 18, please check the view specifications within the from clause [select * from com.true.mycompany.MyEvent]");
// keyword as part of identifier
exception = GetSyntaxExceptionView("select * from MyEvent, MyEvent2 where a.day=b.day");
SupportMessageAssertUtil.AssertMessage(exception, "Incorrect syntax near 'day' (a reserved keyword) at line 1 column 40, please check the where clause [select * from MyEvent, MyEvent2 where a.day=b.day]");
exception = GetSyntaxExceptionView("select * * from " + EVENT_NUM);
SupportMessageAssertUtil.AssertMessage(exception, "Incorrect syntax near '*' at line 1 column 9 near reserved keyword 'from' [select * * from " + Name.Of <SupportBean_N>() + "]");
// keyword in select clause
exception = GetSyntaxExceptionView("select day from MyEvent, MyEvent2");
SupportMessageAssertUtil.AssertMessage(exception, "Incorrect syntax near 'day' (a reserved keyword) at line 1 column 7, please check the select clause [select day from MyEvent, MyEvent2]");
}
public void TestStatementException()
{
EPStatementException exception = null;
// property near to spelling
exception = GetStatementExceptionView("select s0.intPrimitv from " + typeof(SupportBean).FullName + " as s0");
SupportMessageAssertUtil.AssertMessage(exception, "Error starting statement: Failed to validate select-clause expression 's0.intPrimitv': Property named 'intPrimitv' is not valid in stream 's0' (did you mean 'IntPrimitive'?) [select s0.intPrimitv from " + Name.Of <SupportBean>() + " as s0]");
exception = GetStatementExceptionView("select INTPRIMITIVE from " + typeof(SupportBean).FullName);
SupportMessageAssertUtil.AssertMessage(exception, "Error starting statement: Failed to validate select-clause expression 'INTPRIMITIVE': Property named 'INTPRIMITIVE' is not valid in any stream (did you mean 'IntPrimitive'?) [select INTPRIMITIVE from " + Name.Of <SupportBean>() + "]");
exception = GetStatementExceptionView("select theStrring from " + typeof(SupportBean).FullName);
SupportMessageAssertUtil.AssertMessage(exception, "Error starting statement: Failed to validate select-clause expression 'theStrring': Property named 'theStrring' is not valid in any stream (did you mean 'TheString'?) [select theStrring from " + Name.Of <SupportBean>() + "]");
// aggregation in where clause known
exception = GetStatementExceptionView("select * from " + typeof(SupportBean).FullName + " where sum(IntPrimitive) > 10");
SupportMessageAssertUtil.AssertMessage(exception, "Aggregation functions not allowed within filters [select * from " + Name.Of <SupportBean>() + " where sum(IntPrimitive) > 10]");
// class not found
exception = GetStatementExceptionView("select * from dummypkg.dummy()#length(10)");
SupportMessageAssertUtil.AssertMessage(exception, "Failed to resolve event type: Event type or class named 'dummypkg.dummy' was not found [select * from dummypkg.dummy()#length(10)]");
// invalid view
exception = GetStatementExceptionView("select * from " + EVENT_NUM + ".dummy:dummy(10)");
SupportMessageAssertUtil.AssertMessage(exception, "Error starting statement: View name 'dummy:dummy' is not a known view name [select * from " + Name.Of <SupportBean_N>() + ".dummy:dummy(10)]");
// keyword used
exception = GetSyntaxExceptionView("select order from " + typeof(SupportBean).FullName);
SupportMessageAssertUtil.AssertMessage(exception, "Incorrect syntax near 'order' (a reserved keyword) at line 1 column 7, please check the select clause [select order from " + Name.Of <SupportBean>() + "]");
// invalid view parameter
exception = GetStatementExceptionView("select * from " + EVENT_NUM + "#length('s')");
SupportMessageAssertUtil.AssertMessage(exception, "Error starting statement: Error in view 'length', Length view requires a single integer-type parameter [select * from " + Name.Of <SupportBean_N>() + "#length('s')]");
// where-clause relational op has invalid type
exception = GetStatementExceptionView("select * from " + EVENT_ALLTYPES + "#length(1) where TheString > 5");
SupportMessageAssertUtil.AssertMessage(exception, "Error validating expression: Failed to validate filter expression 'TheString>5': Implicit conversion from datatype 'System.String' to numeric is not allowed [select * from " + Name.Of <SupportBean>() + "#length(1) where TheString > 5]");
// where-clause has aggregation function
exception = GetStatementExceptionView("select * from " + EVENT_ALLTYPES + "#length(1) where sum(IntPrimitive) > 5");
SupportMessageAssertUtil.AssertMessage(exception, "Error validating expression: An aggregate function may not appear in a WHERE clause (use the HAVING clause) [select * from " + Name.Of <SupportBean>() + "#length(1) where sum(IntPrimitive) > 5]");
// invalid numerical expression
exception = GetStatementExceptionView("select 2 * 's' from " + EVENT_ALLTYPES + "#length(1)");
SupportMessageAssertUtil.AssertMessage(exception, "Error starting statement: Failed to validate select-clause expression '2*\"s\"': Implicit conversion from datatype 'System.String' to numeric is not allowed [select 2 * 's' from " + Name.Of <SupportBean>() + "#length(1)]");
// invalid property in select
exception = GetStatementExceptionView("select a[2].m('a') from " + EVENT_ALLTYPES + "#length(1)");
SupportMessageAssertUtil.AssertMessage(exception, "Error starting statement: Failed to validate select-clause expression 'a[2].m('a')': Failed to resolve enumeration method, date-time method or mapped property 'a[2].m('a')': Failed to resolve 'a[2].m' to a property, single-row function, aggregation function, script, stream or class name [select a[2].m('a') from " + Name.Of <SupportBean>() + "#length(1)]");
// select clause uses same "as" name twice
exception = GetStatementExceptionView("select 2 as m, 2 as m from " + EVENT_ALLTYPES + "#length(1)");
SupportMessageAssertUtil.AssertMessage(exception, "Error starting statement: Column name 'm' appears more then once in select clause [select 2 as m, 2 as m from " + Name.Of <SupportBean>() + "#length(1)]");
// class in method invocation not found
exception = GetStatementExceptionView("select unknownClass.method() from " + EVENT_NUM + "#length(10)");
SupportMessageAssertUtil.AssertMessage(exception, "Error starting statement: Failed to validate select-clause expression 'unknownClass.method()': Failed to resolve 'unknownClass.method' to a property, single-row function, aggregation function, script, stream or class name [select unknownClass.method() from " + Name.Of <SupportBean_N>() + "#length(10)]");
// method not found
exception = GetStatementExceptionView("select Math.unknownMethod() from " + EVENT_NUM + "#length(10)");
SupportMessageAssertUtil.AssertMessage(exception, "Error starting statement: Failed to validate select-clause expression 'Math.unknownMethod()': Failed to resolve 'Math.unknownMethod' to a property, single-row function, aggregation function, script, stream or class name [select Math.unknownMethod() from " + Name.Of <SupportBean_N>() + "#length(10)]");
// invalid property in group-by
exception = GetStatementExceptionView("select IntPrimitive from " + EVENT_ALLTYPES + "#length(1) group by xxx");
SupportMessageAssertUtil.AssertMessage(exception, "Error starting statement: Failed to validate group-by-clause expression 'xxx': Property named 'xxx' is not valid in any stream [select IntPrimitive from " + Name.Of <SupportBean>() + "#length(1) group by xxx]");
// group-by not specifying a property
exception = GetStatementExceptionView("select IntPrimitive from " + EVENT_ALLTYPES + "#length(1) group by 5");
SupportMessageAssertUtil.AssertMessage(exception, "Error starting statement: Group-by expressions must refer to property names [select IntPrimitive from " + Name.Of <SupportBean>() + "#length(1) group by 5]");
// group-by specifying aggregates
exception = GetStatementExceptionView("select IntPrimitive from " + EVENT_ALLTYPES + "#length(1) group by sum(IntPrimitive)");
SupportMessageAssertUtil.AssertMessage(exception, "Error starting statement: Group-by expressions cannot contain aggregate functions [select IntPrimitive from " + Name.Of <SupportBean>() + "#length(1) group by sum(IntPrimitive)]");
// invalid property in having clause
exception = GetStatementExceptionView("select 2 * 's' from " + EVENT_ALLTYPES + "#length(1) group by IntPrimitive having xxx > 5");
SupportMessageAssertUtil.AssertMessage(exception, "Error starting statement: Failed to validate select-clause expression '2*\"s\"': Implicit conversion from datatype 'System.String' to numeric is not allowed [select 2 * 's' from " + Name.Of <SupportBean>() + "#length(1) group by IntPrimitive having xxx > 5]");
// invalid having clause - not a symbol in the group-by (non-aggregate)
exception = GetStatementExceptionView("select sum(IntPrimitive) from " + EVENT_ALLTYPES + "#length(1) group by IntBoxed having DoubleBoxed > 5");
SupportMessageAssertUtil.AssertMessage(exception, "Error starting statement: Non-aggregated property 'DoubleBoxed' in the HAVING clause must occur in the group-by clause [select sum(IntPrimitive) from " + Name.Of <SupportBean>() + "#length(1) group by IntBoxed having DoubleBoxed > 5]");
// invalid outer join - not a symbol
exception = GetStatementExceptionView("select * from " + EVENT_ALLTYPES + "#length(1) as aStr " +
"left outer join " + EVENT_ALLTYPES + "#length(1) on xxxx=yyyy");
SupportMessageAssertUtil.AssertMessage(exception, "Error validating expression: Failed to validate on-clause join expression 'xxxx=yyyy': Property named 'xxxx' is not valid in any stream [select * from " + Name.Of <SupportBean>() + "#length(1) as aStr left outer join " + Name.Of <SupportBean>() + "#length(1) on xxxx=yyyy]");
// invalid outer join for 3 streams - not a symbol
exception = GetStatementExceptionView("select * from " + EVENT_ALLTYPES + "#length(1) as s0 " +
"left outer join " + EVENT_ALLTYPES + "#length(1) as s1 on s0.IntPrimitive = s1.IntPrimitive " +
"left outer join " + EVENT_ALLTYPES + "#length(1) as s2 on s0.IntPrimitive = s2.yyyy");
SupportMessageAssertUtil.AssertMessage(exception, "Error validating expression: Failed to validate on-clause join expression 's0.IntPrimitive=s2.yyyy': Failed to resolve property 's2.yyyy' to a stream or nested property in a stream [select * from " + Name.Of <SupportBean>() + "#length(1) as s0 left outer join " + Name.Of <SupportBean>() + "#length(1) as s1 on s0.IntPrimitive = s1.IntPrimitive left outer join " + Name.Of <SupportBean>() + "#length(1) as s2 on s0.IntPrimitive = s2.yyyy]");
// invalid outer join for 3 streams - wrong stream, the properties in on-clause don't refer to streams
exception = GetStatementExceptionView("select * from " + EVENT_ALLTYPES + "#length(1) as s0 " +
"left outer join " + EVENT_ALLTYPES + "#length(1) as s1 on s0.IntPrimitive = s1.IntPrimitive " +
"left outer join " + EVENT_ALLTYPES + "#length(1) as s2 on s0.IntPrimitive = s1.IntPrimitive");
SupportMessageAssertUtil.AssertMessage(exception, "Error validating expression: Outer join ON-clause must refer to at least one property of the joined stream for stream 2 [select * from " + Name.Of <SupportBean>() + "#length(1) as s0 left outer join " + Name.Of <SupportBean>() + "#length(1) as s1 on s0.IntPrimitive = s1.IntPrimitive left outer join " + Name.Of <SupportBean>() + "#length(1) as s2 on s0.IntPrimitive = s1.IntPrimitive]");
// invalid outer join - referencing next stream
exception = GetStatementExceptionView("select * from " + EVENT_ALLTYPES + "#length(1) as s0 " +
"left outer join " + EVENT_ALLTYPES + "#length(1) as s1 on s2.IntPrimitive = s1.IntPrimitive " +
"left outer join " + EVENT_ALLTYPES + "#length(1) as s2 on s1.IntPrimitive = s2.IntPrimitive");
SupportMessageAssertUtil.AssertMessage(exception, "Error validating expression: Outer join ON-clause invalid scope for property 'IntPrimitive', expecting the current or a prior stream scope [select * from " + Name.Of <SupportBean>() + "#length(1) as s0 left outer join " + Name.Of <SupportBean>() + "#length(1) as s1 on s2.IntPrimitive = s1.IntPrimitive left outer join " + Name.Of <SupportBean>() + "#length(1) as s2 on s1.IntPrimitive = s2.IntPrimitive]");
// invalid outer join - same properties
exception = GetStatementExceptionView("select * from " + EVENT_NUM + "#length(1) as aStr " +
"left outer join " + EVENT_ALLTYPES + "#length(1) on TheString=TheString");
SupportMessageAssertUtil.AssertMessage(exception, "Error validating expression: Outer join ON-clause cannot refer to properties of the same stream [select * from " + Name.Of <SupportBean_N>() + "#length(1) as aStr left outer join " + Name.Of <SupportBean>() + "#length(1) on TheString=TheString]");
// invalid order by
exception = GetStatementExceptionView("select * from " + EVENT_NUM + "#length(1) as aStr order by X");
SupportMessageAssertUtil.AssertMessage(exception, "Error starting statement: Failed to validate order-by-clause expression 'X': Property named 'X' is not valid in any stream [select * from " + Name.Of <SupportBean_N>() + "#length(1) as aStr order by X]");
// insert into with wildcard - not allowed
exception = GetStatementExceptionView("insert into Google (a, b) select * from " + EVENT_NUM + "#length(1) as aStr");
SupportMessageAssertUtil.AssertMessage(exception, "Error starting statement: Wildcard not allowed when insert-into specifies column order [insert into Google (a, b) select * from " + Name.Of <SupportBean_N>() + "#length(1) as aStr]");
// insert into with duplicate column names
exception = GetStatementExceptionView("insert into Google (a, b, a) select BoolBoxed, BoolPrimitive, IntBoxed from " + EVENT_NUM + "#length(1) as aStr");
SupportMessageAssertUtil.AssertMessage(exception, "Error starting statement: Property name 'a' appears more then once in insert-into clause [insert into Google (a, b, a) select BoolBoxed, BoolPrimitive, IntBoxed from " + Name.Of <SupportBean_N>() + "#length(1) as aStr]");
// insert into mismatches selected columns
exception = GetStatementExceptionView("insert into Google (a, b, c) select BoolBoxed, BoolPrimitive from " + EVENT_NUM + "#length(1) as aStr");
SupportMessageAssertUtil.AssertMessage(exception, "Error starting statement: Number of supplied values in the select or values clause does not match insert-into clause [insert into Google (a, b, c) select BoolBoxed, BoolPrimitive from " + Name.Of <SupportBean_N>() + "#length(1) as aStr]");
// mismatched type on coalesce columns
exception = GetStatementExceptionView("select coalesce(BoolBoxed, TheString) from " + typeof(SupportBean).FullName + "#length(1) as aStr");
SupportMessageAssertUtil.AssertMessage(exception, "Error starting statement: Failed to validate select-clause expression 'coalesce(BoolBoxed,TheString)': Implicit conversion not allowed: Cannot coerce to bool type System.String [select coalesce(BoolBoxed, TheString) from " + Name.Of <SupportBean>() + "#length(1) as aStr]");
// mismatched case compare type
exception = GetStatementExceptionView("select case BoolPrimitive when 1 then true end from " + typeof(SupportBean).FullName + "#length(1) as aStr");
SupportMessageAssertUtil.AssertMessage(exception, "Error starting statement: Failed to validate select-clause expression 'case BoolPrimitive when 1 then true end': Implicit conversion not allowed: Cannot coerce to bool type " + Name.Of <int>() + " [select case BoolPrimitive when 1 then true end from " + Name.Of <SupportBean>() + "#length(1) as aStr]");
// mismatched case result type
exception = GetStatementExceptionView("select case when 1=2 then 1 when 1=3 then true end from " + typeof(SupportBean).FullName + "#length(1) as aStr");
SupportMessageAssertUtil.AssertMessage(exception, "Error starting statement: Failed to validate select-clause expression 'case when 1=2 then 1 when 1=3 then ...(43 chars)': Implicit conversion not allowed: Cannot coerce types " + Name.Of <int>() + " and " + Name.Of <bool>() + " [select case when 1=2 then 1 when 1=3 then true end from " + Name.Of <SupportBean>() + "#length(1) as aStr]");
// case expression not returning bool
exception = GetStatementExceptionView("select case when 3 then 1 end from " + typeof(SupportBean).FullName + "#length(1) as aStr");
SupportMessageAssertUtil.AssertMessage(exception, "Error starting statement: Failed to validate select-clause expression 'case when 3 then 1 end': Case node 'when' expressions must return a boolean value [select case when 3 then 1 end from " + Name.Of <SupportBean>() + "#length(1) as aStr]");
// function not known
exception = GetStatementExceptionView("select gogglex(1) from " + EVENT_NUM + "#length(1)");
SupportMessageAssertUtil.AssertMessage(exception, "Error starting statement: Failed to validate select-clause expression 'gogglex(1)': Unknown single-row function, aggregation function or mapped or indexed property named 'gogglex' could not be resolved [select gogglex(1) from " + Name.Of <SupportBean_N>() + "#length(1)]");
// insert into column name incorrect
_epService.EPAdministrator.CreateEPL("insert into Xyz select 1 as dodi from System.String");
exception = GetStatementExceptionView("select pox from pattern[Xyz(yodo=4)]");
SupportMessageAssertUtil.AssertMessage(exception, "Failed to validate filter expression 'yodo=4': Property named 'yodo' is not valid in any stream (did you mean 'dodi'?) [select pox from pattern[Xyz(yodo=4)]]");
}
