Files
codeql/csharp/ql/lib/utils/test/InlineFlowTest.qll
2024-12-12 15:03:01 +01:00

42 lines
1.4 KiB
Plaintext

/**
* Inline flow tests for CSharp.
* See `shared/util/codeql/dataflow/test/InlineFlowTest.qll`
*/
import csharp
private import codeql.dataflow.test.InlineFlowTest
private import semmle.code.csharp.dataflow.internal.DataFlowImplSpecific
private import semmle.code.csharp.dataflow.internal.TaintTrackingImplSpecific
private import semmle.code.csharp.dataflow.internal.ExternalFlow as ExternalFlow
private import internal.InlineExpectationsTestImpl
private module FlowTestImpl implements InputSig<Location, CsharpDataFlow> {
predicate defaultSource(DataFlow::Node source) {
source.asExpr().(MethodCall).getTarget().getUndecoratedName() = ["Source", "Taint"]
}
predicate defaultSink(DataFlow::Node sink) {
exists(MethodCall mc | mc.getTarget().hasUndecoratedName("Sink") |
sink.asExpr() = mc.getAnArgument()
)
}
private string getSourceArgString(DataFlow::Node src) {
defaultSource(src) and
src.asExpr().(MethodCall).getAnArgument().getValue() = result
}
string getArgString(DataFlow::Node src, DataFlow::Node sink) {
(
result = getSourceArgString(src)
or
not exists(getSourceArgString(src)) and result = "line:" + src.getLocation().getStartLine()
) and
exists(sink)
}
predicate interpretModelForTest = ExternalFlow::interpretModelForTest/2;
}
import InlineFlowTestMake<Location, CsharpDataFlow, CsharpTaintTracking, Impl, FlowTestImpl>