Best EvoMaster code snippet using org.evomaster.client.java.instrumentation.coverage.BranchCovMethodVisitor.visitJumpInsn
Source:BranchCovMethodVisitor.java
...29 latestVisitLine = line;30 jumpSinceLastLine = 0;31 }32 @Override33 public void visitJumpInsn(int opcode, Label label) {34 if (methodName.equals(Constants.CLASS_INIT_METHOD)) {35 super.visitJumpInsn(opcode, label);36 return;37 }38 int branchId = jumpSinceLastLine;39 jumpSinceLastLine++;40 /*41 Before we do the jump, we add instrumentation for42 branch coverage43 */44 UnitsInfoRecorder.markNewBranchPair();45 ObjectiveRecorder.registerTarget(46 ObjectiveNaming.branchObjectiveName(className, latestVisitLine, branchId, true));47 ObjectiveRecorder.registerTarget(48 ObjectiveNaming.branchObjectiveName(className, latestVisitLine, branchId, false));49 switch (opcode) {50 //comparisons with 051 case Opcodes.IFEQ:52 case Opcodes.IFNE:53 case Opcodes.IFLT:54 case Opcodes.IFGE:55 case Opcodes.IFGT:56 case Opcodes.IFLE:57 this.visitInsn(Opcodes.DUP);58 this.visitLdcInsn(opcode);59 this.visitLdcInsn(className);60 this.visitLdcInsn(latestVisitLine);61 this.visitLdcInsn(branchId);62 mv.visitMethodInsn(63 Opcodes.INVOKESTATIC,64 ClassName.get(ExecutionTracer.class).getBytecodeName(),65 ExecutionTracer.EXECUTING_BRANCH_JUMP_METHOD_NAME,66 ExecutionTracer.JUMP_DESC_1_VALUE,67 ExecutionTracer.class.isInterface()); //false68 break;69 //comparisons of 2 values70 case Opcodes.IF_ICMPEQ:71 case Opcodes.IF_ICMPNE:72 case Opcodes.IF_ICMPLT:73 case Opcodes.IF_ICMPGE:74 case Opcodes.IF_ICMPGT:75 case Opcodes.IF_ICMPLE:76 this.visitInsn(Opcodes.DUP2);77 this.visitLdcInsn(opcode);78 this.visitLdcInsn(className);79 this.visitLdcInsn(latestVisitLine);80 this.visitLdcInsn(branchId);81 mv.visitMethodInsn(82 Opcodes.INVOKESTATIC,83 ClassName.get(ExecutionTracer.class).getBytecodeName(),84 ExecutionTracer.EXECUTING_BRANCH_JUMP_METHOD_NAME,85 ExecutionTracer.JUMP_DESC_2_VALUES,86 ExecutionTracer.class.isInterface()); //false87 break;88 //object comparison89 case Opcodes.IF_ACMPEQ:90 case Opcodes.IF_ACMPNE:91 this.visitInsn(Opcodes.DUP2);92 this.visitLdcInsn(opcode);93 this.visitLdcInsn(className);94 this.visitLdcInsn(latestVisitLine);95 this.visitLdcInsn(branchId);96 mv.visitMethodInsn(97 Opcodes.INVOKESTATIC,98 ClassName.get(ExecutionTracer.class).getBytecodeName(),99 ExecutionTracer.EXECUTING_BRANCH_JUMP_METHOD_NAME,100 ExecutionTracer.JUMP_DESC_OBJECTS,101 ExecutionTracer.class.isInterface()); //false102 break;103 //null comparison104 case Opcodes.IFNULL:105 case Opcodes.IFNONNULL:106 this.visitInsn(Opcodes.DUP);107 this.visitLdcInsn(opcode);108 this.visitLdcInsn(className);109 this.visitLdcInsn(latestVisitLine);110 this.visitLdcInsn(branchId);111 mv.visitMethodInsn(112 Opcodes.INVOKESTATIC,113 ClassName.get(ExecutionTracer.class).getBytecodeName(),114 ExecutionTracer.EXECUTING_BRANCH_JUMP_METHOD_NAME,115 ExecutionTracer.JUMP_DESC_NULL,116 ExecutionTracer.class.isInterface()); //false117 break;118 default:119 /*120 NOTE: not so interesting to handle switch statements (at121 least for the moment...), as122 quite complex and not so super common anyway...123 */124 }125 super.visitJumpInsn(opcode, label);126 }127 @Override128 public void visitMaxs(int maxStack, int maxLocals) {129 /*130 as we pushed up to 6 elements on stack in a position on which131 the stack might not be empty (and so potentially full of maxStack132 elements), we need to add them to the maxStack value133 */134 int maxElementsAddedOnStackFrame = 6;135 super.visitMaxs(maxElementsAddedOnStackFrame + maxStack, maxLocals);136 }137}...
visitJumpInsn
Using AI Code Generation
1 public void testJumpInsn() {2 BranchCovMethodVisitor visitor = new BranchCovMethodVisitor();3 visitor.visitJumpInsn(Opcodes.IFEQ, null);4 visitor.visitJumpInsn(Opcodes.IFNE, null);5 visitor.visitJumpInsn(Opcodes.IFLT, null);6 visitor.visitJumpInsn(Opcodes.IFGE, null);7 visitor.visitJumpInsn(Opcodes.IFGT, null);8 visitor.visitJumpInsn(Opcodes.IFLE, null);9 visitor.visitJumpInsn(Opcodes.IF_ICMPEQ, null);10 visitor.visitJumpInsn(Opcodes.IF_ICMPNE, null);11 visitor.visitJumpInsn(Opcodes.IF_ICMPLT, null);12 visitor.visitJumpInsn(Opcodes.IF_ICMPGE, null);13 visitor.visitJumpInsn(Opcodes.IF_ICMPGT, null);14 visitor.visitJumpInsn(Opcodes.IF_ICMPLE, null);15 visitor.visitJumpInsn(Opcodes.IF_ACMPEQ, null);16 visitor.visitJumpInsn(Opcodes.IF_ACMPNE, null);17 visitor.visitJumpInsn(Opcodes.GOTO, null);18 visitor.visitJumpInsn(Opcodes.JSR, null);19 visitor.visitJumpInsn(Opcodes.IFNULL, null);20 visitor.visitJumpInsn(Opcodes.IFNONNULL, null);21 }22 public void testVisitLdcInsn() {23 BranchCovMethodVisitor visitor = new BranchCovMethodVisitor();24 visitor.visitLdcInsn(null);25 visitor.visitLdcInsn(1);26 visitor.visitLdcInsn(1L);27 visitor.visitLdcInsn(1.0f);28 visitor.visitLdcInsn(1.0);29 }30 public void testVisitIincInsn() {31 BranchCovMethodVisitor visitor = new BranchCovMethodVisitor();32 visitor.visitIincInsn(1, 1);33 visitor.visitIincInsn(1, -1);34 }35 public void testVisitTableSwitchInsn() {36 BranchCovMethodVisitor visitor = new BranchCovMethodVisitor();37 visitor.visitTableSwitchInsn(1, 1, null, null);38 }39 public void testVisitLookupSwitchInsn() {40 BranchCovMethodVisitor visitor = new BranchCovMethodVisitor();
visitJumpInsn
Using AI Code Generation
1public class BranchCovExample {2 public void example(boolean a, boolean b, boolean c) {3 if (a) {4 if (b) {5 if (c) {6 System.out.println("a && b && c");7 } else {8 System.out.println("a && b && !c");9 }10 } else {11 if (c) {12 System.out.println("a && !b && c");13 } else {14 System.out.println("a && !b && !c");15 }16 }17 } else {18 if (b) {19 if (c) {20 System.out.println("!a && b && c");21 } else {22 System.out.println("!a && b && !c");23 }24 } else {25 if (c) {26 System.out.println("!a && !b && c");27 } else {28 System.out.println("!a && !b && !c");29 }30 }31 }32 }33}34public class BranchCovExample {35 public void example(boolean a, boolean b, boolean c) {36 if (a) {37 if (b) {38 if (c) {39 System.out.println("a && b && c");40 } else {41 System.out.println("a && b && !c");42 }43 } else {44 if (c) {45 System.out.println("a && !b && c");46 } else {47 System.out.println("a && !b && !c");48 }49 }50 } else {51 if (b) {52 if (c) {53 System.out.println("!a && b && c");54 } else {55 System.out.println("!a && b && !c");56 }57 } else {58 if (c) {59 System.out.println("!a && !b && c");60 } else {61 System.out.println("!a && !b && !c");62 }63 }64 }65 }66}
Check out the latest blogs from LambdaTest on this topic:
The QA testing profession requires both educational and long-term or experience-based learning. One can learn the basics from certification courses and exams, boot camp courses, and college-level courses where available. However, developing instinctive and practical skills works best when built with work experience.
I routinely come across test strategy documents when working with customers. They are lengthy—100 pages or more—and packed with monotonous text that is routinely reused from one project to another. Yawn once more— the test halt and resume circumstances, the defect management procedure, entrance and exit criteria, unnecessary generic risks, and in fact, one often-used model replicates the requirements of textbook testing, from stress to systems integration.
JavaScript is one of the most widely used programming languages. This popularity invites a lot of JavaScript development and testing frameworks to ease the process of working with it. As a result, numerous JavaScript testing frameworks can be used to perform unit testing.
When most firms employed a waterfall development model, it was widely joked about in the industry that Google kept its products in beta forever. Google has been a pioneer in making the case for in-production testing. Traditionally, before a build could go live, a tester was responsible for testing all scenarios, both defined and extempore, in a testing environment. However, this concept is evolving on multiple fronts today. For example, the tester is no longer testing alone. Developers, designers, build engineers, other stakeholders, and end users, both inside and outside the product team, are testing the product and providing feedback.
Learn to execute automation testing from scratch with LambdaTest Learning Hub. Right from setting up the prerequisites to run your first automation test, to following best practices and diving deeper into advanced test scenarios. LambdaTest Learning Hubs compile a list of step-by-step guides to help you be proficient with different test automation frameworks i.e. Selenium, Cypress, TestNG etc.
You could also refer to video tutorials over LambdaTest YouTube channel to get step by step demonstration from industry experts.
Get 100 minutes of automation test minutes FREE!!