1/*
2 * Copyright (C) 2017 The Android Open Source Project
3 *
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
7 *
8 *      http://www.apache.org/licenses/LICENSE-2.0
9 *
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
15 */
16
17#include "text/Printer.h"
18
19#include "io/StringStream.h"
20#include "test/Test.h"
21
22using ::aapt::io::StringOutputStream;
23using ::android::StringPiece;
24using ::testing::StrEq;
25
26namespace aapt {
27namespace text {
28
29TEST(PrinterTest, PrintsToStreamWithIndents) {
30  std::string result;
31  StringOutputStream out(&result);
32  Printer printer(&out);
33
34  printer.Print("Hello");
35  out.Flush();
36  EXPECT_THAT(result, StrEq("Hello"));
37
38  printer.Println();
39  out.Flush();
40  EXPECT_THAT(result, StrEq("Hello\n"));
41
42  // This shouldn't print anything yet.
43  printer.Indent();
44  out.Flush();
45  EXPECT_THAT(result, StrEq("Hello\n"));
46
47  // Now we should see the indent.
48  printer.Print("world!");
49  out.Flush();
50  EXPECT_THAT(result, StrEq("Hello\n  world!"));
51
52  printer.Println(" What a\nlovely day.");
53  out.Flush();
54  EXPECT_THAT(result, StrEq("Hello\n  world! What a\n  lovely day.\n"));
55
56  // This shouldn't print anything yet.
57  printer.Undent();
58  out.Flush();
59  EXPECT_THAT(result, StrEq("Hello\n  world! What a\n  lovely day.\n"));
60
61  printer.Println("Isn't it?");
62  out.Flush();
63  EXPECT_THAT(result, StrEq("Hello\n  world! What a\n  lovely day.\nIsn't it?\n"));
64}
65
66}  // namespace text
67}  // namespace aapt
68