Merge pull request #13426 from jketema/inline-3

Update inline flow tests to use parameterized module
This commit is contained in:
Jeroen Ketema
2023-06-19 17:39:29 +02:00
committed by GitHub
208 changed files with 2065 additions and 499 deletions

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@@ -5,7 +5,6 @@ private import semmle.code.java.dataflow.ExternalFlow
import semmle.code.java.dataflow.TaintTracking
import semmle.code.java.security.SensitiveActions
import semmle.code.java.frameworks.android.Compose
import DataFlow
/** A variable that may hold sensitive information, judging by its name. */
class CredentialExpr extends Expr {
@@ -45,7 +44,7 @@ deprecated class SensitiveLoggerConfiguration extends TaintTracking::Configurati
sanitizer.getType() instanceof TypeType
}
override predicate isSanitizerIn(Node node) { this.isSource(node) }
override predicate isSanitizerIn(DataFlow::Node node) { this.isSource(node) }
}
/** A data-flow configuration for identifying potentially-sensitive data flowing to a log output. */
@@ -62,7 +61,7 @@ module SensitiveLoggerConfig implements DataFlow::ConfigSig {
sanitizer.getType() instanceof TypeType
}
predicate isBarrierIn(Node node) { isSource(node) }
predicate isBarrierIn(DataFlow::Node node) { isSource(node) }
}
module SensitiveLoggerFlow = TaintTracking::Global<SensitiveLoggerConfig>;

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@@ -1,2 +1,3 @@
import java
import TestUtilities.InlineFlowTest
import DefaultFlowTest

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@@ -5,6 +5,12 @@
* ```ql
* import java
* import TestUtilities.InlineFlowTest
* import DefaultFlowTest
* import PathGraph
*
* from PathNode source, PathNode sink
* where flowPath(source, sink)
* select sink, source, sink, "$@", source, source.toString()
* ```
*
* To declare expectations, you can use the $hasTaintFlow or $hasValueFlow comments within the test source files.
@@ -18,22 +24,18 @@
*
* public void test() {
* Object s = source();
* sink(s); //$hasValueFlow
* sink(s); // $ hasValueFlow
* String t = "foo" + taint();
* sink(t); //$hasTaintFlow
* sink(t); // $ hasTaintFlow
* }
*
* }
* ```
*
* If you're not interested in a specific flow type, you can disable either value or taint flow expectations as follows:
* ```ql
* class HasFlowTest extends InlineFlowTest {
* override DataFlow::Configuration getTaintFlowConfig() { none() }
*
* override DataFlow::Configuration getValueFlowConfig() { none() }
* }
* ```
* If you are only interested in value flow, then instead of importing `DefaultFlowTest`, you can import
* `ValueFlowTest<DefaultFlowConfig>`. Similarly, if you are only interested in taint flow, then instead of
* importing `DefaultFlowTest`, you can import `TaintFlowTest<DefaultFlowConfig>`. In both cases
* `DefaultFlowConfig` can be replaced by another implementation of `DataFlow::ConfigSig`.
*
* If you need more fine-grained tuning, consider implementing a test using `InlineExpectationsTest`.
*/
@@ -43,57 +45,75 @@ import semmle.code.java.dataflow.ExternalFlow
import semmle.code.java.dataflow.TaintTracking
import TestUtilities.InlineExpectationsTest
private predicate defaultSource(DataFlow::Node src) {
src.asExpr().(MethodAccess).getMethod().getName() = ["source", "taint"]
private predicate defaultSource(DataFlow::Node source) {
source.asExpr().(MethodAccess).getMethod().getName() = ["source", "taint"]
}
private predicate defaultSink(DataFlow::Node sink) {
exists(MethodAccess ma | ma.getMethod().hasName("sink") | sink.asExpr() = ma.getAnArgument())
}
module DefaultFlowConfig implements DataFlow::ConfigSig {
predicate isSource(DataFlow::Node n) { defaultSource(n) }
predicate isSource(DataFlow::Node source) { defaultSource(source) }
predicate isSink(DataFlow::Node n) {
exists(MethodAccess ma | ma.getMethod().hasName("sink") | n.asExpr() = ma.getAnArgument())
}
predicate isSink(DataFlow::Node sink) { defaultSink(sink) }
int fieldFlowBranchLimit() { result = 1000 }
}
private module DefaultValueFlow = DataFlow::Global<DefaultFlowConfig>;
private module NoFlowConfig implements DataFlow::ConfigSig {
predicate isSource(DataFlow::Node source) { none() }
private module DefaultTaintFlow = TaintTracking::Global<DefaultFlowConfig>;
predicate isSink(DataFlow::Node sink) { none() }
}
private string getSourceArgString(DataFlow::Node src) {
defaultSource(src) and
src.asExpr().(MethodAccess).getAnArgument().(StringLiteral).getValue() = result
}
class InlineFlowTest extends InlineExpectationsTest {
InlineFlowTest() { this = "HasFlowTest" }
module FlowTest<DataFlow::ConfigSig ValueFlowConfig, DataFlow::ConfigSig TaintFlowConfig> {
module ValueFlow = DataFlow::Global<ValueFlowConfig>;
override string getARelevantTag() { result = ["hasValueFlow", "hasTaintFlow"] }
module TaintFlow = TaintTracking::Global<TaintFlowConfig>;
override predicate hasActualResult(Location location, string element, string tag, string value) {
tag = "hasValueFlow" and
exists(DataFlow::Node src, DataFlow::Node sink | this.hasValueFlow(src, sink) |
sink.getLocation() = location and
element = sink.toString() and
if exists(getSourceArgString(src)) then value = getSourceArgString(src) else value = ""
)
or
tag = "hasTaintFlow" and
exists(DataFlow::Node src, DataFlow::Node sink |
this.hasTaintFlow(src, sink) and not this.hasValueFlow(src, sink)
|
sink.getLocation() = location and
element = sink.toString() and
if exists(getSourceArgString(src)) then value = getSourceArgString(src) else value = ""
)
private module InlineTest implements TestSig {
string getARelevantTag() { result = ["hasValueFlow", "hasTaintFlow"] }
predicate hasActualResult(Location location, string element, string tag, string value) {
tag = "hasValueFlow" and
exists(DataFlow::Node src, DataFlow::Node sink | ValueFlow::flow(src, sink) |
sink.getLocation() = location and
element = sink.toString() and
if exists(getSourceArgString(src)) then value = getSourceArgString(src) else value = ""
)
or
tag = "hasTaintFlow" and
exists(DataFlow::Node src, DataFlow::Node sink |
TaintFlow::flow(src, sink) and not ValueFlow::flow(src, sink)
|
sink.getLocation() = location and
element = sink.toString() and
if exists(getSourceArgString(src)) then value = getSourceArgString(src) else value = ""
)
}
}
predicate hasValueFlow(DataFlow::Node src, DataFlow::Node sink) {
DefaultValueFlow::flow(src, sink)
}
import MakeTest<InlineTest>
import DataFlow::MergePathGraph<ValueFlow::PathNode, TaintFlow::PathNode, ValueFlow::PathGraph, TaintFlow::PathGraph>
predicate hasTaintFlow(DataFlow::Node src, DataFlow::Node sink) {
DefaultTaintFlow::flow(src, sink)
predicate flowPath(PathNode source, PathNode sink) {
ValueFlow::flowPath(source.asPathNode1(), sink.asPathNode1()) or
TaintFlow::flowPath(source.asPathNode2(), sink.asPathNode2())
}
}
module DefaultFlowTest = FlowTest<DefaultFlowConfig, DefaultFlowConfig>;
module ValueFlowTest<DataFlow::ConfigSig ValueFlowConfig> {
import FlowTest<ValueFlowConfig, NoFlowConfig>
}
module TaintFlowTest<DataFlow::ConfigSig TaintFlowConfig> {
import FlowTest<NoFlowConfig, TaintFlowConfig>
}

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@@ -0,0 +1,2 @@
failures
testFailures

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@@ -1,2 +1,3 @@
import java
import TestUtilities.InlineFlowTest
import DefaultFlowTest

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@@ -1,3 +1,5 @@
failures
testFailures
| test.kt:28:14:28:21 | getSecond(...) | Unexpected result: hasTaintFlow=a |
| test.kt:35:14:35:27 | component1(...) | Unexpected result: hasTaintFlow=d |
| test.kt:41:14:41:22 | getSecond(...) | Unexpected result: hasTaintFlow=e |

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@@ -1,2 +1,3 @@
import java
import TestUtilities.InlineFlowTest
import DefaultFlowTest

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failures
testFailures

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@@ -1,2 +1,3 @@
import java
import TestUtilities.InlineFlowTest
import DefaultFlowTest

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failures
testFailures

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@@ -1,3 +1,4 @@
import java
import semmle.code.java.dataflow.DataFlow
import TestUtilities.InlineFlowTest
import DefaultFlowTest

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failures
testFailures

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@@ -2,6 +2,7 @@ import java
import semmle.code.java.dataflow.DataFlow
import semmle.code.java.dataflow.FlowSteps
import TestUtilities.InlineFlowTest
import DefaultFlowTest
class Model extends FluentMethod {
Model() { this.getName() = "modelledFluentMethod" }

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@@ -0,0 +1,2 @@
failures
testFailures

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@@ -1 +1,2 @@
import TestUtilities.InlineFlowTest
import DefaultFlowTest

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@@ -1,2 +1,3 @@
failures
testFailures
invalidModelRow

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@@ -1,3 +1,4 @@
import java
import TestUtilities.InlineFlowTest
import DefaultFlowTest
import ModelValidation

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testFailures

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@@ -1,2 +1,3 @@
import java
import TestUtilities.InlineFlowTest
import DefaultFlowTest

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testFailures

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@@ -1,2 +1,3 @@
import java
import TestUtilities.InlineFlowTest
import DefaultFlowTest

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failures
testFailures

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@@ -1,2 +1,3 @@
import java
import TestUtilities.InlineFlowTest
import DefaultFlowTest

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failures
testFailures

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@@ -13,16 +13,4 @@ module Config implements DataFlow::ConfigSig {
predicate isSink = DefaultFlowConfig::isSink/1;
}
module TaintFlow = TaintTracking::Global<Config>;
module ValueFlow = DataFlow::Global<Config>;
class Test extends InlineFlowTest {
override predicate hasTaintFlow(DataFlow::Node source, DataFlow::Node sink) {
TaintFlow::flow(source, sink)
}
override predicate hasValueFlow(DataFlow::Node source, DataFlow::Node sink) {
ValueFlow::flow(source, sink)
}
}
import FlowTest<Config, Config>

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failures
testFailures

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@@ -1,2 +1,3 @@
import java
import TestUtilities.InlineFlowTest
import DefaultFlowTest

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@@ -1,2 +1,3 @@
import java
import TestUtilities.InlineFlowTest
import DefaultFlowTest

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@@ -0,0 +1,2 @@
failures
testFailures

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@@ -10,12 +10,4 @@ module ProviderTaintFlowConfig implements DataFlow::ConfigSig {
int fieldFlowBranchLimit() { result = DefaultFlowConfig::fieldFlowBranchLimit() }
}
module ProviderTaintFlow = TaintTracking::Global<ProviderTaintFlowConfig>;
class ProviderInlineFlowTest extends InlineFlowTest {
override predicate hasValueFlow(DataFlow::Node src, DataFlow::Node sink) { none() }
override predicate hasTaintFlow(DataFlow::Node src, DataFlow::Node sink) {
ProviderTaintFlow::flow(src, sink)
}
}
import TaintFlowTest<ProviderTaintFlowConfig>

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failures
testFailures

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@@ -11,10 +11,4 @@ module Config implements DataFlow::ConfigSig {
}
}
module Flow = TaintTracking::Global<Config>;
class ExternalStorageTest extends InlineFlowTest {
override predicate hasValueFlow(DataFlow::Node src, DataFlow::Node sink) { none() }
override predicate hasTaintFlow(DataFlow::Node src, DataFlow::Node sink) { Flow::flow(src, sink) }
}
import TaintFlowTest<Config>

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@@ -0,0 +1,2 @@
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testFailures

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@@ -1,2 +1,3 @@
import java
import TestUtilities.InlineFlowTest
import DefaultFlowTest

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@@ -0,0 +1,2 @@
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testFailures

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@@ -1,2 +1,3 @@
import java
import TestUtilities.InlineFlowTest
import DefaultFlowTest

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@@ -0,0 +1,2 @@
failures
testFailures

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@@ -1,3 +1,4 @@
import java
import semmle.code.java.frameworks.android.Intent
import TestUtilities.InlineFlowTest
import DefaultFlowTest

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failures
testFailures

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@@ -11,8 +11,6 @@ module SliceValueFlowConfig implements DataFlow::ConfigSig {
predicate isSink = DefaultFlowConfig::isSink/1;
}
module SliceValueFlow = DataFlow::Global<SliceValueFlowConfig>;
module SliceTaintFlowConfig implements DataFlow::ConfigSig {
predicate isSource = DefaultFlowConfig::isSource/1;
@@ -24,14 +22,4 @@ module SliceTaintFlowConfig implements DataFlow::ConfigSig {
}
}
module SliceTaintFlow = TaintTracking::Global<SliceTaintFlowConfig>;
class SliceFlowTest extends InlineFlowTest {
override predicate hasValueFlow(DataFlow::Node source, DataFlow::Node sink) {
SliceValueFlow::flow(source, sink)
}
override predicate hasTaintFlow(DataFlow::Node source, DataFlow::Node sink) {
SliceTaintFlow::flow(source, sink)
}
}
import FlowTest<SliceValueFlowConfig, SliceTaintFlowConfig>

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@@ -10,12 +10,4 @@ module SourceValueFlowConfig implements DataFlow::ConfigSig {
int fieldFlowBranchLimit() { result = DefaultFlowConfig::fieldFlowBranchLimit() }
}
module SourceValueFlow = DataFlow::Global<SourceValueFlowConfig>;
class SourceInlineFlowTest extends InlineFlowTest {
override predicate hasValueFlow(DataFlow::Node src, DataFlow::Node sink) {
SourceValueFlow::flow(src, sink)
}
override predicate hasTaintFlow(DataFlow::Node src, DataFlow::Node sink) { none() }
}
import ValueFlowTest<SourceValueFlowConfig>

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failures
testFailures

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@@ -1,2 +1,3 @@
import java
import TestUtilities.InlineFlowTest
import DefaultFlowTest

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@@ -1,2 +1,3 @@
failures
testFailures
valueOf

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@@ -1,6 +1,7 @@
import java
import semmle.code.java.dataflow.FlowSources
import TestUtilities.InlineFlowTest
import DefaultFlowTest
query predicate valueOf(MethodAccess ma) {
ma.getMethod().hasQualifiedName("java.lang", "String", "valueOf")

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@@ -1,2 +1,3 @@
import java
import TestUtilities.InlineFlowTest
import DefaultFlowTest

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testFailures

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@@ -1,2 +1,3 @@
import java
import TestUtilities.InlineFlowTest
import DefaultFlowTest

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testFailures

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@@ -1,2 +1,3 @@
import java
import TestUtilities.InlineFlowTest
import DefaultFlowTest

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testFailures

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@@ -1,2 +1,3 @@
import java
import TestUtilities.InlineFlowTest
import DefaultFlowTest

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@@ -21,10 +21,4 @@ module Config implements DataFlow::ConfigSig {
}
}
module Flow = TaintTracking::Global<Config>;
class HasFlowTest extends InlineFlowTest {
override predicate hasValueFlow(DataFlow::Node src, DataFlow::Node sink) { none() }
override predicate hasTaintFlow(DataFlow::Node src, DataFlow::Node sink) { Flow::flow(src, sink) }
}
import TaintFlowTest<Config>

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@@ -1,2 +1,3 @@
import java
import TestUtilities.InlineFlowTest
import DefaultFlowTest

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testFailures

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@@ -1,2 +1,3 @@
import java
import TestUtilities.InlineFlowTest
import DefaultFlowTest

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testFailures

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@@ -1,2 +1,3 @@
import java
import TestUtilities.InlineFlowTest
import DefaultFlowTest

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testFailures

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@@ -1,2 +1,3 @@
import java
import TestUtilities.InlineFlowTest
import DefaultFlowTest

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testFailures

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@@ -1,2 +1,3 @@
import java
import TestUtilities.InlineFlowTest
import DefaultFlowTest

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testFailures

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@@ -1,2 +1,3 @@
import java
import TestUtilities.InlineFlowTest
import DefaultFlowTest

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testFailures

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@@ -1,2 +1,3 @@
import java
import TestUtilities.InlineFlowTest
import DefaultFlowTest

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testFailures

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@@ -1,2 +1,3 @@
import java
import TestUtilities.InlineFlowTest
import DefaultFlowTest

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testFailures

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@@ -1,2 +1,3 @@
import java
import TestUtilities.InlineFlowTest
import DefaultFlowTest

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@@ -1,2 +1,3 @@
import java
import TestUtilities.InlineFlowTest
import DefaultFlowTest

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testFailures

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@@ -1,2 +1,3 @@
import java
import TestUtilities.InlineFlowTest
import DefaultFlowTest

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testFailures

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@@ -13,10 +13,4 @@ module Config implements DataFlow::ConfigSig {
predicate isSink = DefaultFlowConfig::isSink/1;
}
module Flow = TaintTracking::Global<Config>;
class Test extends InlineFlowTest {
override predicate hasTaintFlow(DataFlow::Node source, DataFlow::Node sink) {
Flow::flow(source, sink)
}
}
import FlowTest<DefaultFlowConfig, Config>

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@@ -10,10 +10,4 @@ module OkHttpFlowConfig implements DataFlow::ConfigSig {
}
}
module OkHttpFlow = DataFlow::Global<OkHttpFlowConfig>;
class OkHttpTest extends InlineFlowTest {
override predicate hasValueFlow(DataFlow::Node src, DataFlow::Node sink) {
OkHttpFlow::flow(src, sink)
}
}
import FlowTest<OkHttpFlowConfig, DefaultFlowConfig>

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testFailures

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@@ -1,2 +1,3 @@
import java
import TestUtilities.InlineFlowTest
import DefaultFlowTest

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testFailures

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@@ -11,10 +11,4 @@ module Config implements DataFlow::ConfigSig {
}
}
module Flow = TaintTracking::Global<Config>;
class HasFlowTest extends InlineFlowTest {
override predicate hasValueFlow(DataFlow::Node src, DataFlow::Node sink) { none() }
override predicate hasTaintFlow(DataFlow::Node src, DataFlow::Node sink) { Flow::flow(src, sink) }
}
import TaintFlowTest<Config>

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@@ -15,12 +15,4 @@ module Config implements DataFlow::ConfigSig {
}
}
module Flow = TaintTracking::Global<Config>;
class HasFlowTest extends InlineFlowTest {
HasFlowTest() { this = "HasFlowTest" }
override predicate hasValueFlow(DataFlow::Node src, DataFlow::Node sink) { none() }
override predicate hasTaintFlow(DataFlow::Node src, DataFlow::Node sink) { Flow::flow(src, sink) }
}
import TaintFlowTest<Config>

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@@ -10,8 +10,4 @@ module FlowConfig implements DataFlow::ConfigSig {
}
}
module Flow = DataFlow::Global<FlowConfig>;
class RetrofitFlowTest extends InlineFlowTest {
override predicate hasValueFlow(DataFlow::Node src, DataFlow::Node sink) { Flow::flow(src, sink) }
}
import FlowTest<FlowConfig, DefaultFlowConfig>

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@@ -1,2 +1,3 @@
import java
import TestUtilities.InlineFlowTest
import DefaultFlowTest

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testFailures

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@@ -1,2 +1,3 @@
import java
import TestUtilities.InlineFlowTest
import DefaultFlowTest

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testFailures

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@@ -1,2 +1,3 @@
import java
import TestUtilities.InlineFlowTest
import DefaultFlowTest

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@@ -10,10 +10,4 @@ module ValueFlowConfig implements DataFlow::ConfigSig {
}
}
module ValueFlow = DataFlow::Global<ValueFlowConfig>;
class Test extends InlineFlowTest {
override predicate hasValueFlow(DataFlow::Node src, DataFlow::Node sink) {
ValueFlow::flow(src, sink)
}
}
import FlowTest<ValueFlowConfig, DefaultFlowConfig>

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testFailures

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