Examples with CompilationUnitTree org.sonar.plugins.java.api.tree.CompilationUnitTree used on opensource projects

Example 21 with CompilationUnitTree

use of org.sonar.plugins.java.api.tree.CompilationUnitTree in project sonar-java by SonarSource.

the class BytecodeCFGBuilderTest method test_all_instructions_are_part_of_CFG.

@Test
public void test_all_instructions_are_part_of_CFG() throws Exception {
    SquidClassLoader squidClassLoader = new SquidClassLoader(Lists.newArrayList(new File("target/test-classes"), new File("target/classes")));
    File file = new File("src/test/java/org/sonar/java/bytecode/cfg/testdata/CFGTestData.java");
    CompilationUnitTree tree = (CompilationUnitTree) JavaParser.createParser().parse(file);
    SemanticModel.createFor(tree, squidClassLoader);
    Symbol.TypeSymbol testClazz = ((ClassTree) tree.types().get(0)).symbol();
    ClassReader cr = new ClassReader(squidClassLoader.getResourceAsStream(Convert.bytecodeName(CFGTestData.class.getCanonicalName()) + ".class"));
    ClassNode classNode = new ClassNode(Opcodes.ASM5);
    cr.accept(classNode, 0);
    for (MethodNode method : classNode.methods) {
        Multiset<String> opcodes = Arrays.stream(method.instructions.toArray()).map(AbstractInsnNode::getOpcode).filter(opcode -> opcode != -1).map(opcode -> Printer.OPCODES[opcode]).collect(Collectors.toCollection(HashMultiset::create));
        Symbol methodSymbol = Iterables.getOnlyElement(testClazz.lookupSymbols(method.name));
        BytecodeCFG bytecodeCFG = SETestUtils.bytecodeCFG(((JavaSymbol.MethodJavaSymbol) methodSymbol).completeSignature(), squidClassLoader);
        Multiset<String> cfgOpcodes = cfgOpcodes(bytecodeCFG);
        assertThat(cfgOpcodes).isEqualTo(opcodes);
    }
}

Example 22 with CompilationUnitTree

use of org.sonar.plugins.java.api.tree.CompilationUnitTree in project sonar-java by SonarSource.

the class BytecodeEGWalkerTest method setUp.

@BeforeClass
public static void setUp() throws Exception {
    List<File> files = Lists.newArrayList(new File("target/test-classes"), new File("target/classes"));
    files.addAll(FileUtils.listFiles(new File("target/test-jars"), new String[] { "jar" }, false));
    squidClassLoader = new SquidClassLoader(files);
    semanticModel = SemanticModel.createFor((CompilationUnitTree) JavaParser.createParser().parse("class A {}"), squidClassLoader);
}

Example 23 with CompilationUnitTree

use of org.sonar.plugins.java.api.tree.CompilationUnitTree in project sonar-java by SonarSource.

the class GenericsTest method declaredTypesFromFile.

private static List<Type> declaredTypesFromFile(String path) {
    CompilationUnitTree tree = treeOf(new File(path));
    List<Type> results = Lists.newLinkedList();
    for (Tree classTree : tree.types()) {
        Type type = ((ClassTree) classTree).symbol().type();
        results.add(type);
    }
    return results;
}

Example 24 with CompilationUnitTree

use of org.sonar.plugins.java.api.tree.CompilationUnitTree in project sonar-java by SonarSource.

the class GenericsTest method treeOf.

private static CompilationUnitTree treeOf(File file) {
    CompilationUnitTree cut = (CompilationUnitTree) JavaParser.createParser().parse(file);
    SemanticModel.createFor(cut, new SquidClassLoader(Lists.newArrayList(new File("target/test-classes"), new File("target/classes"))));
    return cut;
}

Example 25 with CompilationUnitTree

use of org.sonar.plugins.java.api.tree.CompilationUnitTree in project sonar-java by SonarSource.

the class LambdaBlockReturnVisitorTest method test.

@Test
public void test() throws Exception {
    CompilationUnitTree cut = (CompilationUnitTree) p.parse("class A {\n" + "        java.util.function.Consumer<String> c = s -> {\n" + "          if(s.length()>0) {\n" + "            return;\n" + "          }\n" + "          System.out.println(s);\n" + "        };\n" + "\n" + "        java.util.function.Function<String, String> f = s -> {\n" + "          if(s.length() > 0) {\n" + "            return s.replace('a', 'b');\n" + "          }\n" + "          return unknownSymbol;\n" + "        };\n" + "      }");
    SemanticModel.createFor(cut, new SquidClassLoader(Collections.emptyList()));
    List<VariableTree> vars = ((ClassTree) cut.types().get(0)).members().stream().map(m -> (VariableTree) m).collect(Collectors.toList());
    LambdaBlockReturnVisitor visitor = new LambdaBlockReturnVisitor();
    ((LambdaExpressionTree) vars.get(0).initializer()).body().accept(visitor);
    assertThat(visitor.types).isEmpty();
    visitor = new LambdaBlockReturnVisitor();
    ((LambdaExpressionTree) vars.get(1).initializer()).body().accept(visitor);
    assertThat(visitor.types).hasSize(1);
}