PS: Fix tests.

Author: MathiasVP

powershell/ql/test/TestUtilities/InlineFlowTestUtil.qll

@@ -6,20 +6,20 @@ import powershell
 import semmle.code.powershell.dataflow.DataFlow
 
 predicate defaultSource(DataFlow::Node src) {
-  src.asExpr().getExpr().(CmdCall).getName() = ["Source", "Taint"]
+  src.asExpr().getExpr().(CmdCall).matchesName(["Source", "Taint"])
   or
-  src.asParameter().getName().matches(["Source%", "Taint%"])
+  src.asParameter().matchesName(["Source%", "Taint%"])
 }
 
 predicate defaultSink(DataFlow::Node sink) {
-  exists(CmdCall cmd | cmd.getName() = "Sink" | sink.asExpr().getExpr() = cmd.getAnArgument())
+  exists(CmdCall cmd | cmd.matchesName("Sink") | sink.asExpr().getExpr() = cmd.getAnArgument())
 }
 
 string getSourceArgString(DataFlow::Node src) {
   defaultSource(src) and
   (
     src.asExpr().getExpr().(CmdCall).getAnArgument().(StringConstExpr).getValue().getValue() = result
     or
-    src.asParameter().getName().regexpCapture(["Source(.+)", "Taint(.+)"], 1) = result
+    src.asParameter().getLowerCaseName().regexpCapture(["source(.+)", "taint(.+)"], 1) = result
   )
 }

powershell/ql/test/library-tests/ast/Arguments/arguments.ql

@@ -2,4 +2,4 @@ import powershell
 
 query predicate positionalArguments(Argument a, int p) { p = a.getPosition() }
 
-query predicate namedArguments(Argument a, string name) { name = a.getName() }
+query predicate namedArguments(Argument a, string name) { name = a.getLowerCaseName() }

powershell/ql/test/library-tests/dataflow/typetracking/test.ql

@@ -14,7 +14,7 @@ module TypeTrackingTest implements TestSig {
       tag = "type" and
       n = trackInstance(value, _) and
       isArgumentNode(n, c, _) and
-      c.asCall().hasName("Sink")
+      c.asCall().matchesName("Sink")
     )
   }
 }