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

Example 26 with ClassTree

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

the class JavaTreeModelTest method local_class_declaration.

/**
 * 14.3. Local Class Declarations
 */
@Test
public void local_class_declaration() {
    BlockTree block = ((MethodTree) firstTypeMember("class T { void m() { abstract class Local { } } }")).block();
    ClassTree tree = (ClassTree) block.body().get(0);
    assertThat(tree.is(Tree.Kind.CLASS)).isTrue();
    assertThat(tree.simpleName().identifierToken().text()).isEqualTo("Local");
    assertThat(tree.modifiers().modifiers()).hasSize(1);
    assertThat(tree.modifiers().modifiers().get(0).modifier()).isEqualTo(Modifier.ABSTRACT);
    assertThat(tree).isNotNull();
    assertThatChildrenIteratorHasSize(tree, 7);
    block = ((MethodTree) firstTypeMember("class T { void m() { static enum Local { ; } } }")).block();
    tree = (ClassTree) block.body().get(0);
    assertThat(tree.is(Tree.Kind.ENUM)).isTrue();
    assertThat(tree.modifiers().modifiers()).hasSize(1);
    assertThat(tree.modifiers().modifiers().get(0).modifier()).isEqualTo(Modifier.STATIC);
    assertThat(tree).isNotNull();
    assertThatChildrenIteratorHasSize(tree, 8);
}

Example 27 with ClassTree

use of org.sonar.plugins.java.api.tree.ClassTree 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 28 with ClassTree

use of org.sonar.plugins.java.api.tree.ClassTree 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 29 with ClassTree

use of org.sonar.plugins.java.api.tree.ClassTree 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);
}

Example 30 with ClassTree

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

the class JavaTreeModelTest method enum_declaration.

/*
   * 8.9. Enums
   */
@Test
public void enum_declaration() {
    ClassTree tree = firstType("public enum T implements I1, I2 { }");
    assertThat(tree.is(Tree.Kind.ENUM)).isTrue();
    assertThat(tree.modifiers().modifiers()).hasSize(1);
    assertThat(tree.modifiers().modifiers().get(0).modifier()).isEqualTo(Modifier.PUBLIC);
    assertThat(tree.simpleName().name()).isEqualTo("T");
    assertThat(tree.superClass()).isNull();
    assertThat(tree.superInterfaces()).hasSize(2);
    assertThat(tree.declarationKeyword().text()).isEqualTo("enum");
    assertThatChildrenIteratorHasSize(tree, 8);
    tree = firstType("public enum T { }");
    assertThat(tree.is(Tree.Kind.ENUM)).isTrue();
    assertThat(tree.modifiers().modifiers()).hasSize(1);
    assertThat(tree.modifiers().modifiers().get(0).modifier()).isEqualTo(Modifier.PUBLIC);
    assertThat(tree.simpleName().name()).isEqualTo("T");
    assertThat(tree.superClass()).isNull();
    assertThat(tree.openBraceToken().text()).isEqualTo("{");
    assertThat(tree.closeBraceToken().text()).isEqualTo("}");
    assertThat(tree.superInterfaces()).isEmpty();
    assertThat(tree.declarationKeyword().text()).isEqualTo("enum");
    assertThatChildrenIteratorHasSize(tree, 7);
}