@Test
public void testExpression() {
Expression expr = Template.parseExpression("5 + (a ? b : 10)");
Template<Expression> template = Template.of(expr);
Expression replacement = new FloatingPointLiteral().astDoubleValue(0.5);
template.setStartPosition(10);
template.replaceExpression("b", replacement, new Position(20, 30));
Expression finish = template.finish();
StructureFormatter sf = StructureFormatter.formatterWithPositions();
finish.accept(new SourcePrinter(sf));
assertEquals(
literal(
"[I BinaryExpression + (10-30)]",
" PROPERTY: operator = +",
" left: [I IntegralLiteral 5 (10-10)]",
" PROPERTY: value = 5",
" right: [I InlineIfExpression (10-30)]",
" condition: [I VariableReference (10-10)]",
" [I Identifier a (10-10)]",
" PROPERTY: name = a",
" ifTrue: [I FloatingPointLiteral 0.5 (20-30)]",
" PROPERTY: value = 0.5",
" ifFalse: [I IntegralLiteral 10 (30-30)]",
" PROPERTY: value = 10"),
sf.finish());
}
@Test
public void testIdentifier() {
MethodDeclaration method =
Template.parseMethod("public static int testing(int foo) { return 5; }");
Template<MethodDeclaration> template = Template.of(method);
template.setStartPosition(10);
template.replaceIdentifier("testing", "floobargle", new Position(50, 60));
template.replaceIdentifier("foo", "bar", new Position(80, 90));
MethodDeclaration finish = template.finish();
StructureFormatter sf = StructureFormatter.formatterWithPositions();
finish.accept(new SourcePrinter(sf));
assertEquals(
literal(
"[B MethodDeclaration floobargle (10-90)]",
" [I Modifiers (10-10)]",
" [I KeywordModifier public (10-10)]",
" PROPERTY: modifier = public",
" [I KeywordModifier static (10-10)]",
" PROPERTY: modifier = static",
" returnType: [I TypeReference int (10-10)]",
" PROPERTY: WildcardKind = NONE",
" PROPERTY: arrayDimensions = 0",
" [I TypeReferencePart (10-10)]",
" [I Identifier int (10-10)]",
" PROPERTY: name = int",
" methodName: [I Identifier floobargle (50-60)]",
" PROPERTY: name = floobargle",
" parameter: [I VariableDefinition (60-90)]",
" PROPERTY: varargs = false",
" [I Modifiers (60-60)]",
" type: [I TypeReference int (60-60)]",
" PROPERTY: WildcardKind = NONE",
" PROPERTY: arrayDimensions = 0",
" [I TypeReferencePart (60-60)]",
" [I Identifier int (60-60)]",
" PROPERTY: name = int",
" [I VariableDefinitionEntry (60-90)]",
" PROPERTY: arrayDimensions = 0",
" varName: [I Identifier bar (80-90)]",
" PROPERTY: name = bar",
" [B Block (90-90)]",
" [B Return (90-90)]",
" [I IntegralLiteral 5 (90-90)]",
" PROPERTY: value = 5"),
sf.finish());
}
@Test
public void testStatements() {
String expected1 =
literal(
"[B ClassDeclaration X (20-80)]",
" [I Modifiers (20-20)]",
" typeName: [I Identifier X (20-20)]",
" PROPERTY: name = X",
" [B NormalTypeBody (20-80)]",
" [B InstanceInitializer (20-80)]",
" [B Block (20-80)]",
" [B Synchronized (60-80)]",
" lock: [I This (60-80)]",
" [B Block (60-80)]");
ClassDeclaration classDecl = (ClassDeclaration) Template.parseMember("class X {{foo:;}}");
{
Template<ClassDeclaration> template = Template.of(classDecl);
Statement x = new Synchronized().astBody(new Block()).astLock(new This());
Ast.setAllPositions(x, new Position(60, 80));
template.setStartPosition(20);
template.replaceStatement("foo", x);
ClassDeclaration finish = template.finish();
StructureFormatter sf = StructureFormatter.formatterWithPositions();
finish.accept(new SourcePrinter(sf));
assertEquals(expected1, sf.finish());
}
{
Template<ClassDeclaration> template = Template.of(classDecl);
Statement x = new Synchronized().astBody(new Block()).astLock(new This());
template.setStartPosition(20);
template.replaceStatement("foo", x, new Position(60, 80));
ClassDeclaration finish = template.finish();
StructureFormatter sf = StructureFormatter.formatterWithPositions();
finish.accept(new SourcePrinter(sf));
assertEquals(expected1, sf.finish());
}
String expected2 =
literal(
"[B ClassDeclaration X (20-200)]",
" [I Modifiers (20-20)]",
" typeName: [I Identifier X (20-20)]",
" PROPERTY: name = X",
" [B NormalTypeBody (20-200)]",
" [B InstanceInitializer (20-200)]",
" [B Block (20-200)]",
" [B Synchronized (40-50)]",
" lock: [I This (40-50)]",
" [B Block (40-50)]",
" [B While (100-200)]",
" condition: [I BooleanLiteral (100-200)]",
" PROPERTY: value = true",
" [B EmptyStatement (100-200)]");
{
Template<ClassDeclaration> template = Template.of(classDecl);
Statement x = new Synchronized().astBody(new Block()).astLock(new This());
Statement y =
new While()
.astCondition(new BooleanLiteral().astValue(true))
.astStatement(new EmptyStatement());
Ast.setAllPositions(x, new Position(40, 50));
Ast.setAllPositions(y, new Position(100, 200));
template.setStartPosition(20);
template.replaceStatement("foo", Arrays.asList(x, y));
ClassDeclaration finish = template.finish();
StructureFormatter sf = StructureFormatter.formatterWithPositions();
finish.accept(new SourcePrinter(sf));
assertEquals(expected2, sf.finish());
}
}