Examples with Factory spoon.reflect.factory.Factory used on opensource projects

Example 61 with Factory

use of spoon.reflect.factory.Factory in project spoon by INRIA.

the class TemplateInvocationSubstitutionTest method testSubstitutionByExpression.

@Test
public void testSubstitutionByExpression() throws Exception {
    // contract: the template engine understands fields whose type extends from TemplateParameter as template parameter automatically. No need for extra annotation
    Launcher spoon = new Launcher();
    spoon.addTemplateResource(new FileSystemFile("./src/test/java/spoon/test/template/testclasses/SubstitutionByExpressionTemplate.java"));
    spoon.buildModel();
    Factory factory = spoon.getFactory();
    CtClass<?> resultKlass = factory.Class().create("Result");
    CtBlock<?> result = new SubstitutionByExpressionTemplate(factory.createLiteral("abc")).apply(resultKlass);
    assertEquals("java.lang.System.out.println(\"abc\".substring(1))", result.getStatement(0).toString());
}

Example 62 with Factory

use of spoon.reflect.factory.Factory in project spoon by INRIA.

the class TemplateTest method substituteStringLiteral.

@Test
public void substituteStringLiteral() throws Exception {
    // contract: the substitution of literals is possible too
    // contract: the template engine supports substitution of root element
    Launcher spoon = new Launcher();
    spoon.addTemplateResource(new FileSystemFile("./src/test/java/spoon/test/template/testclasses/SubstituteLiteralTemplate.java"));
    spoon.buildModel();
    Factory factory = spoon.getFactory();
    {
        // contract: String value is substituted in String literal
        final CtClass<?> result = (CtClass<?>) new SubstituteLiteralTemplate("value1").apply(factory.createClass());
        assertEquals("java.lang.String stringField1 = \"value1\";", result.getField("stringField1").toString());
        assertEquals("java.lang.String stringField2 = \"Substring value1 is substituted too - value1\";", result.getField("stringField2").toString());
        // contract: the parameter of type string replaces only method name
        assertEquals("java.lang.System.out.println(spoon.test.template.testclasses.Params.value1())", result.getMethodsByName("m1").get(0).getBody().getStatement(0).toString());
    }
    {
        // contract: String Literal value is substituted in String literal
        final CtClass<?> result = (CtClass<?>) new SubstituteLiteralTemplate(factory.createLiteral("value2")).apply(factory.createClass());
        assertEquals("java.lang.String stringField1 = \"value2\";", result.getField("stringField1").toString());
        assertEquals("java.lang.String stringField2 = \"Substring value2 is substituted too - value2\";", result.getField("stringField2").toString());
        // contract: the parameter of type String literal replaces whole invocation
        assertEquals("java.lang.System.out.println(\"value2\")", result.getMethodsByName("m1").get(0).getBody().getStatement(0).toString());
    }
    {
        // contract: simple name of type reference is substituted in String literal
        final CtClass<?> result = (CtClass<?>) new SubstituteLiteralTemplate(factory.Type().createReference("some.ignored.package.TypeName")).apply(factory.createClass());
        assertEquals("java.lang.String stringField1 = \"TypeName\";", result.getField("stringField1").toString());
        assertEquals("java.lang.String stringField2 = \"Substring TypeName is substituted too - TypeName\";", result.getField("stringField2").toString());
        // contract type reference is substituted in invocation as class access
        assertEquals("java.lang.System.out.println(some.ignored.package.TypeName.class)", result.getMethodsByName("m1").get(0).getBody().getStatement(0).toString());
    }
    {
        // contract: number literal is substituted in String literal as number converted to string
        final CtClass<?> result = (CtClass<?>) new SubstituteLiteralTemplate(factory.createLiteral(7)).apply(factory.createClass());
        assertEquals("java.lang.String stringField1 = \"7\";", result.getField("stringField1").toString());
        assertEquals("java.lang.String stringField2 = \"Substring 7 is substituted too - 7\";", result.getField("stringField2").toString());
        // contract number literal is substituted in invocation as number literal
        assertEquals("java.lang.System.out.println(7)", result.getMethodsByName("m1").get(0).getBody().getStatement(0).toString());
    }
}

Example 63 with Factory

use of spoon.reflect.factory.Factory in project spoon by INRIA.

the class TemplateTest method testSubstituteInnerClass.

@Test
public void testSubstituteInnerClass() throws Exception {
    // contract: the inner class is substituted well too and references to target class are substituted well
    Launcher spoon = new Launcher();
    spoon.addTemplateResource(new FileSystemFile("./src/test/java/spoon/test/template/testclasses/InnerClassTemplate.java"));
    spoon.buildModel();
    Factory factory = spoon.getFactory();
    CtClass<?> result = factory.Class().create("x.Result");
    new InnerClassTemplate().apply(result);
    assertEquals(1, result.getNestedTypes().size());
    CtType<?> innerType = result.getNestedType("Inner");
    assertNotNull(innerType);
    CtField<?> innerField = innerType.getField("innerField");
    assertNotNull(innerField);
    assertSame(innerType, innerField.getDeclaringType());
    CtFieldReference<?> fr = innerType.filterChildren((CtFieldReference<?> e) -> true).first();
    // check that reference to declaring type is correctly substituted
    assertEquals("x.Result$Inner", fr.getDeclaringType().getQualifiedName());
}

Example 64 with Factory

use of spoon.reflect.factory.Factory in project spoon by INRIA.

the class TemplateTest method testObjectIsNotParamTemplate.

@Test
public void testObjectIsNotParamTemplate() throws Exception {
    Launcher spoon = new Launcher();
    spoon.addTemplateResource(new FileSystemFile("./src/test/java/spoon/test/template/testclasses/ObjectIsNotParamTemplate.java"));
    spoon.buildModel();
    Factory factory = spoon.getFactory();
    // contract: String value is substituted in substring of literal, named element and reference
    final CtClass<?> result = (CtClass<?>) new ObjectIsNotParamTemplate().apply(factory.createClass());
    assertEquals(0, result.getMethodsByName("methXXXd").size());
    assertEquals(1, result.getMethodsByName("method").size());
}

Example 65 with Factory

use of spoon.reflect.factory.Factory in project spoon by INRIA.

the class TemplateTest method testTemplateMatcherWithWholePackage.

@Test
public void testTemplateMatcherWithWholePackage() throws Exception {
    Launcher spoon = new Launcher();
    spoon.addInputResource("./src/test/java/spoon/test/template/testclasses/ContextHelper.java");
    spoon.addInputResource("./src/test/java/spoon/test/template/testclasses/BServiceImpl.java");
    spoon.addTemplateResource(new FileSystemFile("./src/test/java/spoon/test/template/testclasses/SecurityCheckerTemplate.java"));
    spoon.buildModel();
    Factory factory = spoon.getFactory();
    CtClass<?> templateKlass = factory.Class().get(SecurityCheckerTemplate.class);
    CtMethod templateMethod = (CtMethod) templateKlass.getElements(new NamedElementFilter<>(CtMethod.class, "matcher1")).get(0);
    CtIf templateRoot = (CtIf) templateMethod.getBody().getStatement(0);
    TemplateMatcher matcher = new TemplateMatcher(templateRoot);
    List<CtElement> matches = matcher.find(factory.getModel().getRootPackage());
    assertEquals(1, matches.size());
    CtElement match = matches.get(0);
    assertTrue("Match is not a if", match instanceof CtIf);
    CtElement matchParent = match.getParent();
    assertTrue("Match parent is not a block", matchParent instanceof CtBlock);
    CtElement matchParentParent = matchParent.getParent();
    assertTrue("Match grand parent is not a method", matchParentParent instanceof CtMethod);
    CtMethod methodHello = (CtMethod) matchParentParent;
    assertEquals("Match grand parent is not a method called hello", "hello", methodHello.getSimpleName());
    CtElement methodParent = methodHello.getParent();
    assertTrue("Parent of the method is not a class", methodParent instanceof CtClass);
    CtClass bservice = (CtClass) methodParent;
    assertEquals("Parent of the method is not a class called BServiceImpl", "BServiceImpl", bservice.getSimpleName());
}