Examples with BytecodeInstruction org.evosuite.graphs.cfg.BytecodeInstruction used on opensource projects

Example 1 with BytecodeInstruction

use of org.evosuite.graphs.cfg.BytecodeInstruction in project evosuite by EvoSuite.

the class AllUsesAnalysis method handleFieldCallNode.

private void handleFieldCallNode(CCFGMethodEntryNode investigatedMethod, CCFGNode node, Stack<MethodCall> callStack, Set<Map<String, VariableDefinition>> activeDefs, Set<BytecodeInstruction> freeUses, Set<DefUseCoverageTestFitness> foundPairs) {
    BytecodeInstruction code = ((CCFGCodeNode) node).getCodeInstruction();
    // LoggingUtils.getEvoLogger().debug(
    // "Processing field call: " + node.toString());
    handleDefUse(investigatedMethod, code, callStack, activeDefs, freeUses, foundPairs);
}

Example 2 with BytecodeInstruction

use of org.evosuite.graphs.cfg.BytecodeInstruction in project evosuite by EvoSuite.

the class AllUsesAnalysis method handleCodeNode.

private void handleCodeNode(CCFGMethodEntryNode investigatedMethod, CCFGNode node, Stack<MethodCall> callStack, Set<Map<String, VariableDefinition>> activeDefs, Set<BytecodeInstruction> freeUses, Set<DefUseCoverageTestFitness> foundPairs) {
    BytecodeInstruction code = ((CCFGCodeNode) node).getCodeInstruction();
    handleDefUse(investigatedMethod, code, callStack, activeDefs, freeUses, foundPairs);
}

Example 3 with BytecodeInstruction

use of org.evosuite.graphs.cfg.BytecodeInstruction in project evosuite by EvoSuite.

the class DefUseCoverageFactory method categorizeFieldMethodCalls.

/**
 * Determines for all method calls on fields of the CUT whether the call is
 * to a pure or impure method. For these calls Uses and Definitions are
 * created respectively.
 *
 * Since purity analysis is used here and requires all classes along the
 * call tree to be completely analyzed this part of the CUT analysis can not
 * be done in the CFGMethodAdapter like the rest of it.
 */
private static void categorizeFieldMethodCalls() {
    Set<BytecodeInstruction> fieldMethodCalls = DefUsePool.retrieveFieldMethodCalls();
    LoggingUtils.getEvoLogger().info("Categorizing field method calls: " + fieldMethodCalls.size());
    for (BytecodeInstruction fieldMethodCall : fieldMethodCalls) {
        if (GraphPool.getInstance(TestGenerationContext.getInstance().getClassLoaderForSUT()).canMakeCCFGForClass(fieldMethodCall.getCalledMethodsClass())) {
            ClassControlFlowGraph ccfg = GraphPool.getInstance(TestGenerationContext.getInstance().getClassLoaderForSUT()).getCCFG(fieldMethodCall.getCalledMethodsClass());
            if (ccfg.isPure(fieldMethodCall.getCalledMethod())) {
                if (!DefUsePool.addAsUse(fieldMethodCall))
                    throw new IllegalStateException("unable to register field method call as a use " + fieldMethodCall.toString());
            } else {
                if (!DefUsePool.addAsDefinition(fieldMethodCall))
                    throw new IllegalStateException("unable to register field method call as a definition " + fieldMethodCall.toString());
            }
        } else {
            String toAnalyze = fieldMethodCall.getCalledMethodsClass() + "." + fieldMethodCall.getCalledMethodName();
            if (toAnalyze != null && toAnalyze.startsWith("java.")) {
                Type[] parameters = org.objectweb.asm.Type.getArgumentTypes(fieldMethodCall.getMethodCallDescriptor());
                String newParams = "";
                if (parameters.length != 0) {
                    for (Type i : parameters) {
                        newParams = newParams + "," + i.getClassName();
                    }
                    newParams = newParams.substring(1, newParams.length());
                }
                toAnalyze = fieldMethodCall.getCalledMethodsClass() + "." + fieldMethodCall.getCalledMethodName() + "(" + newParams + ")";
                if (JdkPureMethodsList.instance.checkPurity(toAnalyze)) {
                    if (!DefUsePool.addAsUse(fieldMethodCall))
                        throw new IllegalStateException("unable to register field method call as a use " + fieldMethodCall.toString());
                } else {
                    if (!DefUsePool.addAsDefinition(fieldMethodCall))
                        throw new IllegalStateException("unable to register field method call as a definition " + fieldMethodCall.toString());
                }
            } else {
                if (!DefUsePool.addAsUse(fieldMethodCall))
                    throw new IllegalStateException("unable to register field method call as a use " + fieldMethodCall.toString());
            }
        }
    }
}

Example 4 with BytecodeInstruction

use of org.evosuite.graphs.cfg.BytecodeInstruction in project evosuite by EvoSuite.

the class DefUseCoverageTestFitness method getInstructionsAfterGoalDefinition.

/**
 * Returns a set containing all CFGVertices in the goal definition method
 * that come after the definition.
 *
 * Look at ControlFlowGraph.getLaterInstructionInMethod() for details
 *
 * @return a {@link java.util.Set} object.
 */
public Set<BytecodeInstruction> getInstructionsAfterGoalDefinition() {
    RawControlFlowGraph cfg = GraphPool.getInstance(TestGenerationContext.getInstance().getClassLoaderForSUT()).getRawCFG(goalDefinition.getClassName(), goalDefinition.getMethodName());
    BytecodeInstruction defVertex = cfg.getInstruction(goalDefinition.getInstructionId());
    Set<BytecodeInstruction> r = cfg.getLaterInstructionsInMethod(defVertex);
    // }
    return r;
}

Example 5 with BytecodeInstruction

use of org.evosuite.graphs.cfg.BytecodeInstruction in project evosuite by EvoSuite.

the class BooleanTestabilityTransformation method getBranchID.

private int getBranchID(MethodNode mn, JumpInsnNode jumpNode) {
    assert (mn.instructions.contains(jumpNode));
    BytecodeInstruction insn = getBytecodeInstruction(mn, jumpNode);
    logger.info("Found instruction: " + insn);
    Branch branch = BranchPool.getInstance(classLoader).getBranchForInstruction(insn);
    return branch.getActualBranchId();
}