dart-sdk/runtime/vm/ast_test.cc

66 lines
2.2 KiB
C++

// Copyright (c) 2012, the Dart project authors. Please see the AUTHORS file
// for details. All rights reserved. Use of this source code is governed by a
// BSD-style license that can be found in the LICENSE file.
#include "platform/assert.h"
#include "vm/ast.h"
#include "vm/heap.h"
#include "vm/isolate.h"
#include "vm/object.h"
#include "vm/object_store.h"
#include "vm/unit_test.h"
namespace dart {
TEST_CASE(Ast) {
LocalVariable* v =
new LocalVariable(TokenPosition::kNoSource, TokenPosition::kNoSource,
String::ZoneHandle(Symbols::New(thread, "v")),
Type::ZoneHandle(Type::DynamicType()));
AstNode* ll = new LoadLocalNode(TokenPosition::kNoSource, v);
EXPECT(ll->IsLoadLocalNode());
EXPECT(!ll->IsLiteralNode());
LoadLocalNode* lln = ll->AsLoadLocalNode();
EXPECT(NULL != lln);
v->set_index(1);
EXPECT_EQ(1, v->index());
LocalVariable* p =
new LocalVariable(TokenPosition::kNoSource, TokenPosition::kNoSource,
String::ZoneHandle(Symbols::New(thread, "p")),
Type::ZoneHandle(Type::DynamicType()));
EXPECT(!p->HasIndex());
p->set_index(-1);
EXPECT(p->HasIndex());
EXPECT_EQ(-1, p->index());
ReturnNode* r = new ReturnNode(TokenPosition::kNoSource, lln);
EXPECT_EQ(lln, r->value());
LiteralNode* l =
new LiteralNode(TokenPosition::kNoSource, Smi::ZoneHandle(Smi::New(3)));
EXPECT(l->literal().IsSmi());
EXPECT_EQ(Smi::New(3), l->literal().raw());
BinaryOpNode* b =
new BinaryOpNode(TokenPosition::kNoSource, Token::kADD, l, lln);
EXPECT_EQ(Token::kADD, b->kind());
EXPECT_EQ(l, b->left());
EXPECT_EQ(lln, b->right());
UnaryOpNode* u = new UnaryOpNode(TokenPosition::kNoSource, Token::kNEGATE, b);
EXPECT_EQ(Token::kNEGATE, u->kind());
EXPECT_EQ(b, u->operand());
SequenceNode* sequence_node =
new SequenceNode(TokenPosition(1), new LocalScope(NULL, 0, 0));
LiteralNode* literal_node =
new LiteralNode(TokenPosition(2), Smi::ZoneHandle(Smi::New(3)));
ReturnNode* return_node = new ReturnNode(TokenPosition(3), literal_node);
sequence_node->Add(return_node);
GrowableArray<AstNode*> nodes;
sequence_node->CollectAllNodes(&nodes);
EXPECT_EQ(3, nodes.length());
}
} // namespace dart