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

Example 6 with SkipStmt

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

the class TraitTest method modifyTwiceTwoTraitsExistingMethod.

@Test
public void modifyTwiceTwoTraitsExistingMethod() {
    Model model = assertParseOk("module M; " + "trait T = {Unit myMethod(){ println(\"\"); }} modifies { Unit myMethod(){ println(\"test\"); } }" + "trait T2 = T removes Unit myMethod(); adds { Unit myMethod(){ skip; } }" + "class C {uses T2;  }");
    ClassDecl cls = (ClassDecl) findDecl(model, "M", "C");
    assertNotNull(cls);
    assertTrue(cls.getMethods().getNumChild() == 0);
    model.applyTraits();
    assertTrue(cls.getMethods().getNumChild() == 1);
    assertTrue(cls.getMethod(0).getBlock().getStmt(0) instanceof SkipStmt);
}

Example 7 with SkipStmt

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

the class TraitTest method removeInClass.

@Test
public void removeInClass() {
    Model model = assertParseOk("module M;" + "trait T = { Unit x() { println(\"signature change\"); } Unit y() { skip; } }" + "class C  { uses T adds { Unit x(Int i) { skip; } } removes Unit x();;}");
    ClassDecl cls = (ClassDecl) findDecl(model, "M", "C");
    assertNotNull(cls);
    assertTrue(cls.getMethods().getNumChild() == 0);
    model.applyTraits();
    assertTrue(cls.getMethods().getNumChild() == 2);
    assertTrue(cls.getMethod(0).getBlock().getStmt(0) instanceof SkipStmt);
    assertTrue(cls.getMethod(1).getBlock().getStmt(0) instanceof SkipStmt);
}

Example 8 with SkipStmt

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

the class TraitTest method originalCallMethod.

@Test
public void originalCallMethod() {
    Model model = assertParseOk("module M; " + " trait T = {} modifies { Unit myMethod(){  original();  skip;} }" + " class C {uses T; Unit myMethod(){ skip; }}");
    ClassDecl cls = (ClassDecl) findDecl(model, "M", "C");
    assertNotNull(cls);
    assertTrue(cls.getMethods().getNumChild() == 1);
    model.applyTraits();
    assertTrue(cls.getMethods().getNumChild() == 2);
    assertFalse(cls.getMethod(1).getBlock().getStmt(0) instanceof SkipStmt);
    assertTrue(cls.getMethod(1).getBlock().getStmt(1) instanceof SkipStmt);
    assertTrue(cls.getMethod(0).getBlock().getStmt(0) instanceof SkipStmt);
    assertFalse(cls.getMethod(0).toString().equals(cls.getMethod(1).toString()));
}

Example 9 with SkipStmt

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

the class TraitTest method removeInClassVsRemoveInTrait.

@Test
public void removeInClassVsRemoveInTrait() {
    Model model = assertParseOk("module M;" + "trait T = { Unit x() { println(\"signature change\"); } Unit y() { skip; } }" + "trait T2 = T removes Unit x();  adds { Unit x(Int i) { skip; } } " + "class C  { uses T2; }" + "class C2  { uses T adds { Unit x(Int i) { skip; } } removes Unit x();;}");
    ClassDecl cls = (ClassDecl) findDecl(model, "M", "C");
    assertNotNull(cls);
    assertTrue(cls.getMethods().getNumChild() == 0);
    ClassDecl cls2 = (ClassDecl) findDecl(model, "M", "C2");
    assertNotNull(cls2);
    assertTrue(cls2.getMethods().getNumChild() == 0);
    model.applyTraits();
    assertTrue(cls.getMethods().getNumChild() == 2);
    assertTrue(cls.getMethod(0).getBlock().getStmt(0) instanceof SkipStmt);
    assertTrue(cls.getMethod(1).getBlock().getStmt(0) instanceof SkipStmt);
    assertTrue(cls2.getMethods().getNumChild() == 2);
    assertTrue(cls2.getMethod(0).getBlock().getStmt(0) instanceof SkipStmt);
    assertTrue(cls2.getMethod(1).getBlock().getStmt(0) instanceof SkipStmt);
}

Example 10 with SkipStmt

use of abs.frontend.ast.SkipStmt 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());
}