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C#: Add extension method testcase for Models as Data.

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This commit is contained in:
Michael Nebel
2023-05-17 13:11:32 +02:00
parent b46983a381
commit c2ec1b0a81
3 changed files with 30 additions and 0 deletions
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21
csharp/ql/test/library-tests/dataflow/external-models/ExternalFlow.cs
View File

@@ -214,4 +214,25 @@ namespace My.Qltest
static void Sink(object o) { }
}
public interface HI { }
public class HC : HI { }
public static class HE
{
public static object ExtensionMethod(this HI h) => throw null;
}
public class H
{
void M1()
{
var h = new HC();
var o = h.ExtensionMethod();
Sink(o);
}
static void Sink(object o) { }
}
}

8
csharp/ql/test/library-tests/dataflow/external-models/ExternalFlow.expected
View File

@@ -70,6 +70,9 @@ edges
| ExternalFlow.cs:197:42:197:43 | access to local variable o2 : Object | ExternalFlow.cs:197:18:197:44 | call to method GeneratedFlowArgs |
| ExternalFlow.cs:205:22:205:33 | object creation of type Object : Object | ExternalFlow.cs:206:38:206:39 | access to local variable o2 : Object |
| ExternalFlow.cs:206:38:206:39 | access to local variable o2 : Object | ExternalFlow.cs:206:18:206:40 | call to method MixedFlowArgs |
| ExternalFlow.cs:231:21:231:28 | object creation of type HC : HC | ExternalFlow.cs:232:21:232:21 | access to local variable h : HC |
| ExternalFlow.cs:232:21:232:21 | access to local variable h : HC | ExternalFlow.cs:232:21:232:39 | call to method ExtensionMethod : HC |
| ExternalFlow.cs:232:21:232:39 | call to method ExtensionMethod : HC | ExternalFlow.cs:233:18:233:18 | access to local variable o |
nodes
| ExternalFlow.cs:9:27:9:38 | object creation of type Object : Object | semmle.label | object creation of type Object : Object |
| ExternalFlow.cs:10:18:10:33 | call to method StepArgRes | semmle.label | call to method StepArgRes |
@@ -162,6 +165,10 @@ nodes
| ExternalFlow.cs:205:22:205:33 | object creation of type Object : Object | semmle.label | object creation of type Object : Object |
| ExternalFlow.cs:206:18:206:40 | call to method MixedFlowArgs | semmle.label | call to method MixedFlowArgs |
| ExternalFlow.cs:206:38:206:39 | access to local variable o2 : Object | semmle.label | access to local variable o2 : Object |
| ExternalFlow.cs:231:21:231:28 | object creation of type HC : HC | semmle.label | object creation of type HC : HC |
| ExternalFlow.cs:232:21:232:21 | access to local variable h : HC | semmle.label | access to local variable h : HC |
| ExternalFlow.cs:232:21:232:39 | call to method ExtensionMethod : HC | semmle.label | call to method ExtensionMethod : HC |
| ExternalFlow.cs:233:18:233:18 | access to local variable o | semmle.label | access to local variable o |
subpaths
#select
| ExternalFlow.cs:10:18:10:33 | call to method StepArgRes | ExternalFlow.cs:9:27:9:38 | object creation of type Object : Object | ExternalFlow.cs:10:18:10:33 | call to method StepArgRes | $@ | ExternalFlow.cs:9:27:9:38 | object creation of type Object : Object | object creation of type Object : Object |
@@ -188,3 +195,4 @@ subpaths
| ExternalFlow.cs:194:18:194:44 | call to method GeneratedFlowArgs | ExternalFlow.cs:193:22:193:33 | object creation of type Object : Object | ExternalFlow.cs:194:18:194:44 | call to method GeneratedFlowArgs | $@ | ExternalFlow.cs:193:22:193:33 | object creation of type Object : Object | object creation of type Object : Object |
| ExternalFlow.cs:197:18:197:44 | call to method GeneratedFlowArgs | ExternalFlow.cs:196:22:196:33 | object creation of type Object : Object | ExternalFlow.cs:197:18:197:44 | call to method GeneratedFlowArgs | $@ | ExternalFlow.cs:196:22:196:33 | object creation of type Object : Object | object creation of type Object : Object |
| ExternalFlow.cs:206:18:206:40 | call to method MixedFlowArgs | ExternalFlow.cs:205:22:205:33 | object creation of type Object : Object | ExternalFlow.cs:206:18:206:40 | call to method MixedFlowArgs | $@ | ExternalFlow.cs:205:22:205:33 | object creation of type Object : Object | object creation of type Object : Object |
| ExternalFlow.cs:233:18:233:18 | access to local variable o | ExternalFlow.cs:231:21:231:28 | object creation of type HC : HC | ExternalFlow.cs:233:18:233:18 | access to local variable o | $@ | ExternalFlow.cs:231:21:231:28 | object creation of type HC : HC | object creation of type HC : HC |

1
csharp/ql/test/library-tests/dataflow/external-models/ExternalFlow.ext.yml
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@@ -29,3 +29,4 @@ extensions:
- ["My.Qltest", "G", false, "GeneratedFlowArgs", "(System.Object,System.Object)", "", "Argument[1]", "ReturnValue", "value", "df-generated"]
- ["My.Qltest", "G", false, "MixedFlowArgs", "(System.Object,System.Object)", "", "Argument[0]", "ReturnValue", "value", "df-generated"]
- ["My.Qltest", "G", false, "MixedFlowArgs", "(System.Object,System.Object)", "", "Argument[1]", "ReturnValue", "value", "manual"]
- ["My.Qltest", "HE", false, "ExtensionMethod", "(My.Qltest.HI)", "", "Argument[0]", "ReturnValue", "value", "manual"]