Examples with ModifyMethodModifier abs.frontend.ast.ModifyMethodModifier used on opensource projects

Example 6 with ModifyMethodModifier

use of abs.frontend.ast.ModifyMethodModifier in project abstools by abstools.

the class TraitTest method addModifyModifierAtRuntimeBackComp.

@Test
public void addModifyModifierAtRuntimeBackComp() {
    Model model = assertParseOk("module M;" + "class C { Unit m(){skip;} }");
    ClassDecl cls = (ClassDecl) findDecl(model, "M", "C");
    MethodSig sig = AbsASTBuilderUtil.createMethodSig("m", AbsASTBuilderUtil.getUnit());
    MethodImpl impl = new MethodImpl(sig, new Block(new List<>(), new List<>(new SkipStmt(), new SkipStmt())), false);
    ModifyMethodModifier opr = new ModifyMethodModifier(impl);
    assertNotNull(opr.getMethodImpl());
    ModifyClassModifier mcn = new ModifyClassModifier();
    mcn.setName("M.C");
    DeltaAccess acc = new DeltaAccess(cls.getModuleDecl().getName());
    DeltaDecl dd = new DeltaDecl();
    dd.setName("MyDelta");
    dd.addDeltaAccess(acc);
    dd.addModuleModifier(mcn);
    mcn.addModifier(opr);
    mcn.setParent(dd);
    acc.setParent(dd);
    opr.setParent(mcn);
    sig.setParent(opr);
    CompilationUnit cu = model.getCompilationUnitList().getChild(0);
    cu.addDeltaDecl(dd);
    dd.setParent(cu);
    model.applyDelta(dd);
    assertEquals(1, cls.getMethods().getNumChild());
    assertEquals(2, cls.getMethod(0).getBlock().getNumChild());
}

Example 7 with ModifyMethodModifier

use of abs.frontend.ast.ModifyMethodModifier in project abstools by abstools.

the class TraitTest method resolveTest4.

@Test
public void resolveTest4() {
    Model model = assertParseOk("module TestMod;" + "interface Inter {}" + "trait T = { " + "  Unit printLine_1(){println(\"I'm 1!\");}" + "  Unit printLine_2(){println(\"I'm 2!\");}" + "}" + "trait T2 = { " + "  Unit printLine_2(){println(\"I'm 2!\");}" + "  Unit printLine_3(){println(\"I'm 3!\");}" + "}" + "class InterImpl(Inter inter) implements Inter {   }" + "" + "delta D3;" + "modifies class TestMod.InterImpl{" + "    adds Int i = 0;" + "    modifies T adds T2 removes {Unit printLine_2();}" + "}");
    ClassDecl cls = (ClassDecl) findDecl(model, "TestMod", "InterImpl");
    assertNotNull(cls);
    assertTrue(cls.getMethods().getNumChild() == 0);
    model.applyTraits();
    DeltaDecl delta = findDelta(model, "D3");
    assertNotNull(delta);
    assertThat(delta, instanceOf(DeltaDecl.class));
    ModifyClassModifier mm = (ModifyClassModifier) delta.getModuleModifier(0);
    DeltaTraitModifier dml = (DeltaTraitModifier) mm.getModifier(1);
    ModifyMethodModifier mcl = (ModifyMethodModifier) dml.getMethodModifier();
    TraitExpr expr = mcl.getTraitExpr();
    TraitExpr set = expr.resolve(cls.getModuleDecl());
    assertTrue(set.getChild(0).getNumChild() == 3);
    assertThat(set, instanceOf(TraitSetExpr.class));
}

Example 8 with ModifyMethodModifier

use of abs.frontend.ast.ModifyMethodModifier in project abstools by abstools.

the class ABSUnitTestCaseBuilder method initialiseDeltaForTestClass.

/**
 * Initialise (create if necessary) a delta to modify the given test class.
 * In particular it ensures the delta contains a class modifier for the
 * given test class and within that modifier, a method modifier for the given
 * method name.
 *
 * @param testClass
 * @param setOrAssertMethodForTest
 * @return the method block of the method modifier.
 */
Block initialiseDeltaForTestClass(ClassDecl testClass, String setOrAssertMethodForTest) {
    String testClassName = testClass.getName();
    DeltaDecl delta = deltaBuilder.getDeltaFor(testClassName);
    if (delta == null) {
        delta = deltaBuilder.createDeltaFor(testClass);
    }
    ModifyClassModifier modifier = findClassOrIfaceModifier(delta, ModifyClassModifier.class, new ModifyClassModifierNamePredicate(testClassName));
    if (modifier == null) {
        modifier = new ModifyClassModifier();
        modifier.setName(testClassName);
        delta.addModuleModifier(modifier);
    }
    MethodSig sig = new MethodSig();
    sig.setName(setOrAssertMethodForTest);
    sig.setReturnType(getUnit());
    // add an empty method to be modified
    MethodImpl setOrAssertMethodForObjectImpl = new MethodImpl(sig, new Block(), false);
    testClass.addMethod(setOrAssertMethodForObjectImpl);
    ModifyMethodModifier mmm = new ModifyMethodModifier(setOrAssertMethodForObjectImpl.treeCopyNoTransform());
    Block modifyBlock = mmm.getMethodImpl().getBlock();
    modifier.addModifier(mmm);
    return modifyBlock;
}