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Merge pull request #1410 from markshannon/python-no-methodcall-defs-in-tests
Python ESSA: Remove method-callsite definitions when call is in a test defining a pi-node.
2 parents 61f7c78 + 0f0dc81 commit d14d31c

15 files changed

Lines changed: 75 additions & 1 deletion

‎python/ql/src/semmle/python/dataflow/SsaDefinitions.qll‎

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Original file line numberDiff line numberDiff line change
@@ -356,7 +356,8 @@ cached module SsaSource {
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/** Holds if `v` is used as the receiver in a method call. */
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cached predicate method_call_refinement(Variable v, ControlFlowNode use, CallNode call) {
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use = v.getAUse() and
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call.getFunction().(AttrNode).getObject() = use
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call.getFunction().(AttrNode).getObject() = use and
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not test_contains(_, call)
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}
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/** Holds if `v` is defined by assignment at `defn` and given `value`. */

‎python/ql/test/library-tests/PointsTo/new/Dataflow.expected‎

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@@ -54,6 +54,7 @@
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| b_condition.py:0 | h_0 = ScopeEntryDefinition |
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| b_condition.py:0 | k_0 = ScopeEntryDefinition |
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| b_condition.py:0 | loop_0 = ScopeEntryDefinition |
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| b_condition.py:0 | method_check_0 = ScopeEntryDefinition |
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| b_condition.py:0 | not_or_not_0 = ScopeEntryDefinition |
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| b_condition.py:0 | odasa6261_0 = ScopeEntryDefinition |
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| b_condition.py:0 | split_bool1_0 = ScopeEntryDefinition |
@@ -160,6 +161,13 @@
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| b_condition.py:104 | a_1 = Pi(a_0) [false] |
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| b_condition.py:105 | a_2 = Pi(a_1) [false] |
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| b_condition.py:107 | a_3 = Pi(a_2) [false] |
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| b_condition.py:109 | method_check_1 = FunctionExpr |
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| b_condition.py:109 | x_0 = ParameterDefinition |
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| b_condition.py:109 | x_5 = phi(x_2, x_4) |
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| b_condition.py:111 | x_1 = Pi(x_0) [true] |
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| b_condition.py:111 | x_2 = ArgumentRefinement(x_1) |
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| b_condition.py:113 | x_3 = Pi(x_0) [false] |
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| b_condition.py:113 | x_4 = ArgumentRefinement(x_3) |
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| d_globals.py:0 | D_0 = ScopeEntryDefinition |
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| d_globals.py:0 | Ugly_0 = ScopeEntryDefinition |
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| d_globals.py:0 | X_0 = ScopeEntryDefinition |

‎python/ql/test/library-tests/PointsTo/new/Definitions.expected‎

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@@ -37,6 +37,7 @@
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| b_condition.py:0 | Global Variable h | ScopeEntryDefinition |
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| b_condition.py:0 | Global Variable k | ScopeEntryDefinition |
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| b_condition.py:0 | Global Variable loop | ScopeEntryDefinition |
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| b_condition.py:0 | Global Variable method_check | ScopeEntryDefinition |
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| b_condition.py:0 | Global Variable not_or_not | ScopeEntryDefinition |
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| b_condition.py:0 | Global Variable odasa6261 | ScopeEntryDefinition |
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| b_condition.py:0 | Global Variable split_bool1 | ScopeEntryDefinition |
@@ -136,6 +137,13 @@
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| b_condition.py:104 | Local Variable a | PyEdgeRefinement |
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| b_condition.py:105 | Local Variable a | PyEdgeRefinement |
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| b_condition.py:107 | Local Variable a | PyEdgeRefinement |
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| b_condition.py:109 | Global Variable method_check | AssignmentDefinition |
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| b_condition.py:109 | Local Variable x | ParameterDefinition |
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| b_condition.py:109 | Local Variable x | PhiFunction |
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| b_condition.py:111 | Local Variable x | ArgumentRefinement |
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| b_condition.py:111 | Local Variable x | PyEdgeRefinement |
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| b_condition.py:113 | Local Variable x | ArgumentRefinement |
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| b_condition.py:113 | Local Variable x | PyEdgeRefinement |
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| d_globals.py:0 | Global Variable D | ScopeEntryDefinition |
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| d_globals.py:0 | Global Variable Ugly | ScopeEntryDefinition |
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| d_globals.py:0 | Global Variable X | ScopeEntryDefinition |

‎python/ql/test/library-tests/PointsTo/new/Live.expected‎

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@@ -162,6 +162,8 @@
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| Global Variable list | b_condition.py:101 | entry |
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| Global Variable loop | b_condition.py:42 | exit |
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| Global Variable loop | b_condition.py:43 | entry |
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| Global Variable method_check | b_condition.py:42 | exit |
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| Global Variable method_check | b_condition.py:43 | entry |
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| Global Variable not_or_not | b_condition.py:42 | exit |
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| Global Variable not_or_not | b_condition.py:43 | entry |
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| Global Variable object | b_condition.py:0 | entry |
@@ -298,6 +300,10 @@
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| Global Variable use | b_condition.py:88 | exit |
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| Global Variable use | b_condition.py:90 | entry |
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| Global Variable use | b_condition.py:90 | exit |
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| Global Variable use | b_condition.py:109 | entry |
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| Global Variable use | b_condition.py:110 | exit |
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| Global Variable use | b_condition.py:111 | entry |
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| Global Variable use | b_condition.py:113 | entry |
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| Global Variable v2 | b_condition.py:42 | exit |
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| Global Variable v2 | b_condition.py:43 | entry |
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| Global Variable v2 | b_condition.py:44 | exit |
@@ -372,6 +378,12 @@
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| Local Variable x | b_condition.py:88 | exit |
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| Local Variable x | b_condition.py:90 | entry |
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| Local Variable x | b_condition.py:90 | exit |
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| Local Variable x | b_condition.py:109 | entry |
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| Local Variable x | b_condition.py:110 | exit |
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| Local Variable x | b_condition.py:111 | entry |
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| Local Variable x | b_condition.py:111 | exit |
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| Local Variable x | b_condition.py:113 | entry |
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| Local Variable x | b_condition.py:113 | exit |
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| Local Variable y | b_condition.py:5 | entry |
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| Local Variable y | b_condition.py:5 | exit |
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| Local Variable y | b_condition.py:7 | exit |

‎python/ql/test/library-tests/PointsTo/new/NameSpace.expected‎

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@@ -14,6 +14,7 @@
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| b_condition.py:0 | Module code.b_condition | h | Function h |
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| b_condition.py:0 | Module code.b_condition | k | Function k |
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| b_condition.py:0 | Module code.b_condition | loop | Function loop |
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| b_condition.py:0 | Module code.b_condition | method_check | Function method_check |
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| b_condition.py:0 | Module code.b_condition | not_or_not | Function not_or_not |
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| b_condition.py:0 | Module code.b_condition | odasa6261 | Function odasa6261 |
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| b_condition.py:0 | Module code.b_condition | split_bool1 | Function split_bool1 |

‎python/ql/test/library-tests/PointsTo/new/PointsToUnknown.expected‎

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@@ -114,6 +114,13 @@
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| b_condition.py:99 | ControlFlowNode for use() | 99 |
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| b_condition.py:105 | ControlFlowNode for Subscript | 105 |
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| b_condition.py:105 | ControlFlowNode for UnaryExpr | 105 |
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| b_condition.py:110 | ControlFlowNode for Attribute | 110 |
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| b_condition.py:110 | ControlFlowNode for Attribute() | 110 |
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| b_condition.py:110 | ControlFlowNode for x | 109 |
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| b_condition.py:111 | ControlFlowNode for use | 111 |
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| b_condition.py:111 | ControlFlowNode for use() | 111 |
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| b_condition.py:113 | ControlFlowNode for use | 113 |
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| b_condition.py:113 | ControlFlowNode for use() | 113 |
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| c_tests.py:5 | ControlFlowNode for IfExp | 5 |
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| c_tests.py:5 | ControlFlowNode for cond | 5 |
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| c_tests.py:5 | ControlFlowNode for unknown | 5 |

‎python/ql/test/library-tests/PointsTo/new/PointsToWithContext.expected‎

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@@ -185,6 +185,8 @@ WARNING: Predicate points_to has been deprecated and may be removed in future (P
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| b_condition.py:106 | ControlFlowNode for Exception | builtin-class Exception | builtin-class type | 106 | runtime |
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| b_condition.py:106 | ControlFlowNode for Exception() | Exception() | builtin-class Exception | 106 | runtime |
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| b_condition.py:107 | ControlFlowNode for Str | 'Hello' | builtin-class str | 107 | runtime |
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| b_condition.py:109 | ControlFlowNode for FunctionExpr | Function method_check | builtin-class function | 109 | import |
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| b_condition.py:109 | ControlFlowNode for method_check | Function method_check | builtin-class function | 109 | import |
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| e_temporal.py:2 | ControlFlowNode for ImportExpr | Module sys | builtin-class module | 2 | import |
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| e_temporal.py:2 | ControlFlowNode for sys | Module sys | builtin-class module | 2 | import |
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| e_temporal.py:4 | ControlFlowNode for FunctionExpr | Function f | builtin-class function | 4 | import |

‎python/ql/test/library-tests/PointsTo/new/PointsToWithType.expected‎

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@@ -185,6 +185,8 @@ WARNING: Predicate points_to has been deprecated and may be removed in future (P
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| b_condition.py:106 | ControlFlowNode for Exception | builtin-class Exception | builtin-class type | 106 |
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| b_condition.py:106 | ControlFlowNode for Exception() | Exception() | builtin-class Exception | 106 |
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| b_condition.py:107 | ControlFlowNode for Str | 'Hello' | builtin-class str | 107 |
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| b_condition.py:109 | ControlFlowNode for FunctionExpr | Function method_check | builtin-class function | 109 |
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| b_condition.py:109 | ControlFlowNode for method_check | Function method_check | builtin-class function | 109 |
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| d_globals.py:2 | ControlFlowNode for FunctionExpr | Function j | builtin-class function | 2 |
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| d_globals.py:2 | ControlFlowNode for j | Function j | builtin-class function | 2 |
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| d_globals.py:3 | ControlFlowNode for Tuple | Tuple | builtin-class tuple | 3 |

‎python/ql/test/library-tests/PointsTo/new/SSA.expected‎

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@@ -86,6 +86,7 @@ WARNING: Predicate ssa_variable_points_to has been deprecated and may be removed
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| b_condition.py:96 | y_6 = SingleSuccessorGuard(y_5) [false] | NoneType None | builtin-class NoneType |
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| b_condition.py:97 | x_3 = ArgumentRefinement(x_2) | NoneType None | builtin-class NoneType |
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| b_condition.py:101 | not_or_not_1 = FunctionExpr | Function not_or_not | builtin-class function |
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| b_condition.py:109 | method_check_1 = FunctionExpr | Function method_check | builtin-class function |
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| c_tests.py:0 | __name___0 = ScopeEntryDefinition | 'code.c_tests' | builtin-class str |
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| c_tests.py:4 | f_0 = FunctionExpr | Function f | builtin-class function |
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| c_tests.py:5 | x_0 = IfExp | NoneType None | builtin-class NoneType |

‎python/ql/test/library-tests/PointsTo/new/SourceEdgeDefinitions.expected‎

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@@ -20,3 +20,4 @@
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| b_condition.py:102 | Local Variable a | ControlFlowNode for a |
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| b_condition.py:104 | Local Variable a | ControlFlowNode for a |
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| b_condition.py:105 | Local Variable a | ControlFlowNode for a |
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| b_condition.py:110 | Local Variable x | ControlFlowNode for x |

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