JS: Deprecate tests for deprecated APIs

Mainly adds 'deprecated' in front of a bunch of tests for deprecated APIs.
2025-12-17 01:03:14 +01:00 · 2024-11-28 11:09:55 +01:00
parent 3548544970
commit 4d7401a074
25 changed files with 59 additions and 53 deletions
--- a/javascript/ql/test/library-tests/Arrays/DataFlow.ql
+++ b/javascript/ql/test/library-tests/Arrays/DataFlow.ql
@@ -10,7 +10,7 @@ module TestConfig implements DataFlow::ConfigSig {

 module TestFlow = DataFlow::Global<TestConfig>;

-class LegacyConfig extends DataFlow::Configuration {
+deprecated class LegacyConfig extends DataFlow::Configuration {
  LegacyConfig() { this = "LegacyConfig" }

  override predicate isSource(DataFlow::Node source) { TestConfig::isSource(source) }
@@ -18,6 +18,6 @@ class LegacyConfig extends DataFlow::Configuration {
  override predicate isSink(DataFlow::Node sink) { TestConfig::isSink(sink) }
 }

-import testUtilities.LegacyDataFlowDiff::DataFlowDiff<TestFlow, LegacyConfig>
+deprecated import testUtilities.LegacyDataFlowDiff::DataFlowDiff<TestFlow, LegacyConfig>

 query predicate flow = TestFlow::flow/2;
--- a/javascript/ql/test/library-tests/Arrays/TaintFlow.ql
+++ b/javascript/ql/test/library-tests/Arrays/TaintFlow.ql
@@ -10,7 +10,7 @@ module TestConfig implements DataFlow::ConfigSig {

 module TestFlow = TaintTracking::Global<TestConfig>;

-class LegacyConfig extends TaintTracking::Configuration {
+deprecated class LegacyConfig extends TaintTracking::Configuration {
  LegacyConfig() { this = "LegacyConfig" }

  override predicate isSource(DataFlow::Node source) { TestConfig::isSource(source) }
@@ -18,6 +18,6 @@ class LegacyConfig extends TaintTracking::Configuration {
  override predicate isSink(DataFlow::Node sink) { TestConfig::isSink(sink) }
 }

-import testUtilities.LegacyDataFlowDiff::DataFlowDiff<TestFlow, LegacyConfig>
+deprecated import testUtilities.LegacyDataFlowDiff::DataFlowDiff<TestFlow, LegacyConfig>

 query predicate flow = TestFlow::flow/2;
--- a/javascript/ql/test/library-tests/Barriers/SimpleBarrierGuard.ql
+++ b/javascript/ql/test/library-tests/Barriers/SimpleBarrierGuard.ql
@@ -30,7 +30,7 @@ class SimpleBarrierGuardNode extends DataFlow::BarrierGuardNode, DataFlow::Invok
  }
 }

-class LegacyConfig extends DataFlow::Configuration {
+deprecated class LegacyConfig extends DataFlow::Configuration {
  LegacyConfig() { this = "LegacyConfig" }

  override predicate isSource(DataFlow::Node source) { TestConfig::isSource(source) }
@@ -42,6 +42,6 @@ class LegacyConfig extends DataFlow::Configuration {
  }
 }

-import testUtilities.LegacyDataFlowDiff::DataFlowDiff<TestFlow, LegacyConfig>
+deprecated import testUtilities.LegacyDataFlowDiff::DataFlowDiff<TestFlow, LegacyConfig>

 query predicate flow = TestFlow::flow/2;
--- a/javascript/ql/test/library-tests/Classes/tests.ql
+++ b/javascript/ql/test/library-tests/Classes/tests.ql
@@ -69,7 +69,7 @@ module TestConfig implements DataFlow::ConfigSig {

 module TestFlow = DataFlow::Global<TestConfig>;

-class LegacyConfig extends DataFlow::Configuration {
+deprecated class LegacyConfig extends DataFlow::Configuration {
  LegacyConfig() { this = "LegacyConfig" }

  override predicate isSource(DataFlow::Node source) { TestConfig::isSource(source) }
@@ -77,7 +77,7 @@ class LegacyConfig extends DataFlow::Configuration {
  override predicate isSink(DataFlow::Node sink) { TestConfig::isSink(sink) }
 }

-import testUtilities.LegacyDataFlowDiff::DataFlowDiff<TestFlow, LegacyConfig>
+deprecated import testUtilities.LegacyDataFlowDiff::DataFlowDiff<TestFlow, LegacyConfig>

 query predicate dataflow = TestFlow::flow/2;

--- a/javascript/ql/test/library-tests/CustomLoadStoreSteps/test.ql
+++ b/javascript/ql/test/library-tests/CustomLoadStoreSteps/test.ql
@@ -1,7 +1,7 @@
 import javascript

 // Note: this test has not been ported to ConfigSig, because isAdditionalLoadStep has no equivalent there
-class Configuration extends TaintTracking::Configuration {
+deprecated class Configuration extends TaintTracking::Configuration {
  Configuration() { this = "PromiseFlowTestingConfig" }

  override predicate isSource(DataFlow::Node source) {
@@ -34,6 +34,6 @@ class Configuration extends TaintTracking::Configuration {
  }
 }

-from DataFlow::Node pred, DataFlow::Node succ, Configuration cfg
-where cfg.hasFlow(pred, succ)
-select pred, succ
+deprecated query predicate flow(DataFlow::Node source, DataFlow::Node sink) {
+  any(Configuration cfg).hasFlow(source, sink)
+}
--- a/javascript/ql/test/library-tests/Generators/DataFlow.ql
+++ b/javascript/ql/test/library-tests/Generators/DataFlow.ql
@@ -11,7 +11,7 @@ module TestConfig implements DataFlow::ConfigSig {

 module TestFlow = DataFlow::Global<TestConfig>;

-class LegacyConfig extends DataFlow::Configuration {
+deprecated class LegacyConfig extends DataFlow::Configuration {
  LegacyConfig() { this = "GeneratorFlowConfig" }

  override predicate isSource(DataFlow::Node source) { TestConfig::isSource(source) }
@@ -19,7 +19,7 @@ class LegacyConfig extends DataFlow::Configuration {
  override predicate isSink(DataFlow::Node sink) { TestConfig::isSink(sink) }
 }

-import testUtilities.LegacyDataFlowDiff::DataFlowDiff<TestFlow, LegacyConfig>
+deprecated import testUtilities.LegacyDataFlowDiff::DataFlowDiff<TestFlow, LegacyConfig>

 class Consistency extends ConsistencyConfiguration {
  Consistency() { this = "Consistency" }
--- a/javascript/ql/test/library-tests/Promises/flow.qll
+++ b/javascript/ql/test/library-tests/Promises/flow.qll
@@ -1,6 +1,6 @@
 import javascript
 private import semmle.javascript.dataflow.internal.StepSummary
-import testUtilities.LegacyDataFlowDiff
+deprecated import testUtilities.LegacyDataFlowDiff

 module ValueFlowConfig implements DataFlow::ConfigSig {
  predicate isSource(DataFlow::Node source) {
@@ -45,7 +45,7 @@ class LegacyValueConfig extends DataFlow::Configuration {
  override predicate isSink(DataFlow::Node sink) { ValueFlowConfig::isSink(sink) }
 }

-query predicate valueFlowDifference =
+deprecated query predicate valueFlowDifference =
  DataFlowDiff<ValueFlow, LegacyValueConfig>::legacyDataFlowDifference/3;

 class LegacyTaintConfig extends TaintTracking::Configuration {
@@ -56,5 +56,5 @@ class LegacyTaintConfig extends TaintTracking::Configuration {
  override predicate isSink(DataFlow::Node sink) { TaintConfig::isSink(sink) }
 }

-query predicate taintFlowDifference =
+deprecated query predicate taintFlowDifference =
  DataFlowDiff<TaintFlow, LegacyTaintConfig>::legacyDataFlowDifference/3;
--- a/javascript/ql/test/library-tests/Routing/test.ql
+++ b/javascript/ql/test/library-tests/Routing/test.ql
@@ -25,7 +25,7 @@ class Consistency extends ConsistencyConfiguration {
  override DataFlow::Node getAnAlert() { TestFlow::flowTo(result) }
 }

-class LegacyConfig extends TaintTracking::Configuration {
+deprecated class LegacyConfig extends TaintTracking::Configuration {
  LegacyConfig() { this = "LegacyConfig" }

  override predicate isSource(DataFlow::Node source) { TestConfig::isSource(source) }
@@ -33,4 +33,4 @@ class LegacyConfig extends TaintTracking::Configuration {
  override predicate isSink(DataFlow::Node sink) { TestConfig::isSink(sink) }
 }

-import testUtilities.LegacyDataFlowDiff::DataFlowDiff<TestFlow, LegacyConfig>
+deprecated import testUtilities.LegacyDataFlowDiff::DataFlowDiff<TestFlow, LegacyConfig>
--- a/javascript/ql/test/library-tests/Security/heuristics/HeuristicSource.ql
+++ b/javascript/ql/test/library-tests/Security/heuristics/HeuristicSource.ql
@@ -18,7 +18,7 @@ class Consistency extends ConsistencyConfiguration {
  override DataFlow::Node getAnAlert() { TestFlow::flowTo(result) }
 }

-class LegacyConfig extends TaintTracking::Configuration {
+deprecated class LegacyConfig extends TaintTracking::Configuration {
  LegacyConfig() { this = "LegacyConfig" }

  override predicate isSource(DataFlow::Node source) { TestConfig::isSource(source) }
@@ -26,4 +26,4 @@ class LegacyConfig extends TaintTracking::Configuration {
  override predicate isSink(DataFlow::Node sink) { TestConfig::isSink(sink) }
 }

-import testUtilities.LegacyDataFlowDiff::DataFlowDiff<TestFlow, LegacyConfig>
+deprecated import testUtilities.LegacyDataFlowDiff::DataFlowDiff<TestFlow, LegacyConfig>
--- a/javascript/ql/test/library-tests/TaintBarriers/ExampleConfiguration.qll
+++ b/javascript/ql/test/library-tests/TaintBarriers/ExampleConfiguration.qll
@@ -42,7 +42,7 @@ module TestConfig implements DataFlow::ConfigSig {

 module TestFlow = TaintTracking::Global<TestConfig>;

-class ExampleConfiguration extends TaintTracking::Configuration {
+deprecated class ExampleConfiguration extends TaintTracking::Configuration {
  ExampleConfiguration() { this = "ExampleConfiguration" }

  override predicate isSource(DataFlow::Node source) { TestConfig::isSource(source) }
--- a/javascript/ql/test/library-tests/TaintBarriers/tests.ql
+++ b/javascript/ql/test/library-tests/TaintBarriers/tests.ql
@@ -1,17 +1,21 @@
 import javascript
 import ExampleConfiguration

-query predicate isBarrier(ExampleConfiguration cfg, DataFlow::Node n) { cfg.isBarrier(n) }
+deprecated query predicate isBarrier(ExampleConfiguration cfg, DataFlow::Node n) {
+  cfg.isBarrier(n)
+}

-query predicate isLabeledBarrier(
+deprecated query predicate isLabeledBarrier(
  ExampleConfiguration cfg, DataFlow::Node n, DataFlow::FlowLabel label
 ) {
  cfg.isLabeledBarrier(n, label)
 }

-query predicate isSanitizer(ExampleConfiguration cfg, DataFlow::Node n) { cfg.isSanitizer(n) }
+deprecated query predicate isSanitizer(ExampleConfiguration cfg, DataFlow::Node n) {
+  cfg.isSanitizer(n)
+}

-query predicate sanitizingGuard(DataFlow::Node g, Expr e, boolean b) {
+deprecated query predicate sanitizingGuard(DataFlow::Node g, Expr e, boolean b) {
  g.(TaintTracking::SanitizerGuardNode).sanitizes(b, e)
  or
  g.(TaintTracking::AdditionalSanitizerGuardNode).sanitizes(b, e)
@@ -21,4 +25,4 @@ query predicate taintedSink(DataFlow::Node source, DataFlow::Node sink) {
  TestFlow::flow(source, sink)
 }

-import testUtilities.LegacyDataFlowDiff::DataFlowDiff<TestFlow, ExampleConfiguration>
+deprecated import testUtilities.LegacyDataFlowDiff::DataFlowDiff<TestFlow, ExampleConfiguration>
--- a/javascript/ql/test/library-tests/TaintTracking/BasicTaintTracking.ql
+++ b/javascript/ql/test/library-tests/TaintTracking/BasicTaintTracking.ql
@@ -22,7 +22,7 @@ module TestConfig implements DataFlow::ConfigSig {

 module TestFlow = TaintTracking::Global<TestConfig>;

-class LegacyConfig extends TaintTracking::Configuration {
+deprecated class LegacyConfig extends TaintTracking::Configuration {
  LegacyConfig() { this = "LegacyConfig" }

  override predicate isSource(DataFlow::Node node) { TestConfig::isSource(node) }
@@ -39,7 +39,7 @@ class LegacyConfig extends TaintTracking::Configuration {
  }
 }

-import testUtilities.LegacyDataFlowDiff::DataFlowDiff<TestFlow, LegacyConfig>
+deprecated import testUtilities.LegacyDataFlowDiff::DataFlowDiff<TestFlow, LegacyConfig>

 class BasicSanitizerGuard extends TaintTracking::SanitizerGuardNode, DataFlow::CallNode {
  BasicSanitizerGuard() { this = getACall("isSafe") }
--- a/javascript/ql/test/library-tests/TypeScript/ImportEquals/tests.ql
+++ b/javascript/ql/test/library-tests/TypeScript/ImportEquals/tests.ql
@@ -52,7 +52,7 @@ module TestFlow = TaintTracking::Global<TestConfig>;

 query predicate taint = TestFlow::flow/2;

-class LegacyConfig extends TaintTracking::Configuration {
+deprecated class LegacyConfig extends TaintTracking::Configuration {
  LegacyConfig() { this = "LegacyConfig" }

  override predicate isSource(DataFlow::Node source) { TestConfig::isSource(source) }
@@ -60,4 +60,4 @@ class LegacyConfig extends TaintTracking::Configuration {
  override predicate isSink(DataFlow::Node sink) { TestConfig::isSink(sink) }
 }

-import testUtilities.LegacyDataFlowDiff::DataFlowDiff<TestFlow, LegacyConfig>
+deprecated import testUtilities.LegacyDataFlowDiff::DataFlowDiff<TestFlow, LegacyConfig>
--- a/javascript/ql/test/library-tests/frameworks/Angular2/test.ql
+++ b/javascript/ql/test/library-tests/frameworks/Angular2/test.ql
@@ -33,7 +33,7 @@ query predicate testAttrSourceLocation(HTML::Attribute attrib, Angular2::Templat
  top = attrib.getCodeInAttribute()
 }

-class LegacyConfig extends TaintTracking::Configuration {
+deprecated class LegacyConfig extends TaintTracking::Configuration {
  LegacyConfig() { this = "LegacyConfig" }

  override predicate isSource(DataFlow::Node source) { TestConfig::isSource(source) }
@@ -41,4 +41,4 @@ class LegacyConfig extends TaintTracking::Configuration {
  override predicate isSink(DataFlow::Node sink) { TestConfig::isSink(sink) }
 }

-import testUtilities.LegacyDataFlowDiff::DataFlowDiff<TestFlow, LegacyConfig>
+deprecated import testUtilities.LegacyDataFlowDiff::DataFlowDiff<TestFlow, LegacyConfig>
--- a/javascript/ql/test/library-tests/frameworks/AsyncPackage/AsyncTaintTracking.ql
+++ b/javascript/ql/test/library-tests/frameworks/AsyncPackage/AsyncTaintTracking.ql
@@ -10,7 +10,7 @@ module TestConfig implements DataFlow::ConfigSig {

 module TestFlow = TaintTracking::Global<TestConfig>;

-class LegacyConfig extends TaintTracking::Configuration {
+deprecated class LegacyConfig extends TaintTracking::Configuration {
  LegacyConfig() { this = "LegacyConfig" }

  override predicate isSource(DataFlow::Node source) { TestConfig::isSource(source) }
@@ -18,7 +18,7 @@ class LegacyConfig extends TaintTracking::Configuration {
  override predicate isSink(DataFlow::Node sink) { TestConfig::isSink(sink) }
 }

-import testUtilities.LegacyDataFlowDiff::DataFlowDiff<TestFlow, LegacyConfig>
+deprecated import testUtilities.LegacyDataFlowDiff::DataFlowDiff<TestFlow, LegacyConfig>

 from DataFlow::Node src, DataFlow::Node sink
 where TestFlow::flow(src, sink)
--- a/javascript/ql/test/library-tests/frameworks/Collections/test.ql
+++ b/javascript/ql/test/library-tests/frameworks/Collections/test.ql
@@ -14,7 +14,7 @@ module TestFlow = DataFlow::Global<TestConfig>;

 query predicate dataFlow = TestFlow::flow/2;

-class LegacyConfig extends DataFlow::Configuration {
+deprecated class LegacyConfig extends DataFlow::Configuration {
  LegacyConfig() { this = "Config" }

  override predicate isSource(DataFlow::Node source) { TestConfig::isSource(source) }
@@ -22,7 +22,7 @@ class LegacyConfig extends DataFlow::Configuration {
  override predicate isSink(DataFlow::Node sink) { TestConfig::isSink(sink) }
 }

-import testUtilities.LegacyDataFlowDiff::DataFlowDiff<TestFlow, LegacyConfig>
+deprecated import testUtilities.LegacyDataFlowDiff::DataFlowDiff<TestFlow, LegacyConfig>

 DataFlow::SourceNode trackSource(DataFlow::TypeTracker t, DataFlow::SourceNode start) {
  t.start() and
--- a/javascript/ql/test/library-tests/frameworks/ComposedFunctions/compose.ql
+++ b/javascript/ql/test/library-tests/frameworks/ComposedFunctions/compose.ql
@@ -15,7 +15,7 @@ module TestConfig implements DataFlow::ConfigSig {

 module TestFlow = TaintTracking::Global<TestConfig>;

-class LegacyConfig extends TaintTracking::Configuration {
+deprecated class LegacyConfig extends TaintTracking::Configuration {
  LegacyConfig() { this = "LegacyConfig" }

  override predicate isSource(DataFlow::Node source) { TestConfig::isSource(source) }
@@ -23,7 +23,7 @@ class LegacyConfig extends TaintTracking::Configuration {
  override predicate isSink(DataFlow::Node sink) { TestConfig::isSink(sink) }
 }

-import testUtilities.LegacyDataFlowDiff::DataFlowDiff<TestFlow, LegacyConfig>
+deprecated import testUtilities.LegacyDataFlowDiff::DataFlowDiff<TestFlow, LegacyConfig>

 from DataFlow::Node source, DataFlow::Node sink
 where TestFlow::flow(source, sink)
--- a/javascript/ql/test/library-tests/frameworks/Immutable/tests.ql
+++ b/javascript/ql/test/library-tests/frameworks/Immutable/tests.ql
@@ -13,7 +13,7 @@ module TestConfig implements DataFlow::ConfigSig {

 module TestFlow = DataFlow::Global<TestConfig>;

-class LegacyConfig extends DataFlow::Configuration {
+deprecated class LegacyConfig extends DataFlow::Configuration {
  LegacyConfig() { this = "Config" }

  override predicate isSource(DataFlow::Node source) { TestConfig::isSource(source) }
@@ -23,4 +23,4 @@ class LegacyConfig extends DataFlow::Configuration {

 query predicate dataFlow = TestFlow::flow/2;

-import testUtilities.LegacyDataFlowDiff::DataFlowDiff<TestFlow, LegacyConfig>
+deprecated import testUtilities.LegacyDataFlowDiff::DataFlowDiff<TestFlow, LegacyConfig>
--- a/javascript/ql/test/library-tests/frameworks/Next/tests.ql
+++ b/javascript/ql/test/library-tests/frameworks/Next/tests.ql
@@ -14,7 +14,7 @@ module TestConfig implements DataFlow::ConfigSig {

 module TestFlow = DataFlow::Global<TestConfig>;

-class LegacyConfig extends DataFlow::Configuration {
+deprecated class LegacyConfig extends DataFlow::Configuration {
  LegacyConfig() { this = "Config" }

  override predicate isSource(DataFlow::Node source) { TestConfig::isSource(source) }
@@ -22,6 +22,6 @@ class LegacyConfig extends DataFlow::Configuration {
  override predicate isSink(DataFlow::Node sink) { TestConfig::isSink(sink) }
 }

-import testUtilities.LegacyDataFlowDiff::DataFlowDiff<TestFlow, LegacyConfig>
+deprecated import testUtilities.LegacyDataFlowDiff::DataFlowDiff<TestFlow, LegacyConfig>

 query predicate dataFlow = TestFlow::flow/2;
--- a/javascript/ql/test/library-tests/frameworks/PropertyProjection/PropertyInjectionTaint.ql
+++ b/javascript/ql/test/library-tests/frameworks/PropertyProjection/PropertyInjectionTaint.ql
@@ -15,7 +15,7 @@ module TestConfig implements DataFlow::ConfigSig {

 module TestFlow = TaintTracking::Global<TestConfig>;

-class LegacyConfig extends TaintTracking::Configuration {
+deprecated class LegacyConfig extends TaintTracking::Configuration {
  LegacyConfig() { this = "LegacyConfig" }

  override predicate isSource(DataFlow::Node source) { TestConfig::isSource(source) }
@@ -23,7 +23,7 @@ class LegacyConfig extends TaintTracking::Configuration {
  override predicate isSink(DataFlow::Node sink) { TestConfig::isSink(sink) }
 }

-import testUtilities.LegacyDataFlowDiff::DataFlowDiff<TestFlow, LegacyConfig>
+deprecated import testUtilities.LegacyDataFlowDiff::DataFlowDiff<TestFlow, LegacyConfig>

 from DataFlow::Node source, DataFlow::Node sink
 where TestFlow::flow(source, sink)
--- a/javascript/ql/test/library-tests/frameworks/Redux/test.ql
+++ b/javascript/ql/test/library-tests/frameworks/Redux/test.ql
@@ -54,7 +54,7 @@ module TestConfig implements DataFlow::ConfigSig {

 module TestFlow = TaintTracking::Global<TestConfig>;

-class LegacyConfig extends TaintTracking::Configuration {
+deprecated class LegacyConfig extends TaintTracking::Configuration {
  LegacyConfig() { this = "LegacyConfig" }

  override predicate isSource(DataFlow::Node source) { TestConfig::isSource(source) }
@@ -62,7 +62,7 @@ class LegacyConfig extends TaintTracking::Configuration {
  override predicate isSink(DataFlow::Node sink) { TestConfig::isSink(sink) }
 }

-import testUtilities.LegacyDataFlowDiff::DataFlowDiff<TestFlow, LegacyConfig>
+deprecated import testUtilities.LegacyDataFlowDiff::DataFlowDiff<TestFlow, LegacyConfig>

 query predicate taintFlow(DataFlow::Node source, DataFlow::Node sink) {
  TestFlow::flow(source, sink)
--- a/javascript/ql/test/library-tests/frameworks/Templating/XssDiff.ql
+++ b/javascript/ql/test/library-tests/frameworks/Templating/XssDiff.ql
@@ -1,6 +1,6 @@
 import javascript
 import semmle.javascript.security.dataflow.DomBasedXssQuery
-import testUtilities.LegacyDataFlowDiff
+deprecated import testUtilities.LegacyDataFlowDiff

 deprecated query predicate legacyDataFlowDifference =
  DataFlowDiff<DomBasedXssFlow, Configuration>::legacyDataFlowDifference/3;
--- a/javascript/ql/test/library-tests/frameworks/Vuex/test.ql
+++ b/javascript/ql/test/library-tests/frameworks/Vuex/test.ql
@@ -17,7 +17,7 @@ class Consistency extends ConsistencyConfiguration {
  override DataFlow::Node getAnAlert() { TestFlow::flowTo(result) }
 }

-class LegacyConfig extends TaintTracking::Configuration {
+deprecated class LegacyConfig extends TaintTracking::Configuration {
  LegacyConfig() { this = "LegacyConfig" }

  override predicate isSource(DataFlow::Node source) { TestConfig::isSource(source) }
@@ -25,4 +25,4 @@ class LegacyConfig extends TaintTracking::Configuration {
  override predicate isSink(DataFlow::Node sink) { TestConfig::isSink(sink) }
 }

-import testUtilities.LegacyDataFlowDiff::DataFlowDiff<TestFlow, LegacyConfig>
+deprecated import testUtilities.LegacyDataFlowDiff::DataFlowDiff<TestFlow, LegacyConfig>
--- a/javascript/ql/test/library-tests/frameworks/data/test.ql
+++ b/javascript/ql/test/library-tests/frameworks/data/test.ql
@@ -33,7 +33,7 @@ class Consistency extends ConsistencyConfiguration {
  override DataFlow::Node getAnAlert() { TestFlow::flowTo(result) }
 }

-class LegacyConfig extends TaintTracking::Configuration {
+deprecated class LegacyConfig extends TaintTracking::Configuration {
  LegacyConfig() { this = "LegacyConfig" }

  override predicate isSource(DataFlow::Node source) { TestConfig::isSource(source) }
@@ -41,7 +41,7 @@ class LegacyConfig extends TaintTracking::Configuration {
  override predicate isSink(DataFlow::Node sink) { TestConfig::isSink(sink) }
 }

-import testUtilities.LegacyDataFlowDiff::DataFlowDiff<TestFlow, LegacyConfig>
+deprecated import testUtilities.LegacyDataFlowDiff::DataFlowDiff<TestFlow, LegacyConfig>

 query predicate taintFlow(DataFlow::Node source, DataFlow::Node sink) {
  TestFlow::flow(source, sink)
--- a/javascript/ql/test/testUtilities/LegacyDataFlowDiff.qll
+++ b/javascript/ql/test/testUtilities/LegacyDataFlowDiff.qll
@@ -1,6 +1,8 @@
 private import javascript

-private signature class LegacyConfigSig extends DataFlow::Configuration;
+private signature class LegacyConfigSig {
+  predicate hasFlow(DataFlow::Node source, DataFlow::Node sink);
+}

 module DataFlowDiff<DataFlow::GlobalFlowSig NewFlow, LegacyConfigSig LegacyConfig> {
  query predicate legacyDataFlowDifference(