1 // Copyright 2017 The PDFium Authors
2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file.
4
5 #include "fxbarcode/oned/BC_OnedEAN8Writer.h"
6
7 #include <string.h>
8
9 #include "core/fxcrt/compiler_specific.h"
10 #include "core/fxcrt/data_vector.h"
11 #include "testing/gtest/include/gtest/gtest.h"
12
13 namespace {
14
TEST(OnedEAN8WriterTest,Encode)15 TEST(OnedEAN8WriterTest, Encode) {
16 CBC_OnedEAN8Writer writer;
17 writer.InitEANWriter();
18
19 // EAN-8 barcodes encode 8-digit numbers into 67 modules in a unidimensional
20 // disposition.
21 EXPECT_TRUE(writer.Encode("").empty());
22 EXPECT_TRUE(writer.Encode("123").empty());
23 EXPECT_TRUE(writer.Encode("1234567").empty());
24 EXPECT_TRUE(writer.Encode("123456789").empty());
25
26 static const char kExpected1[] =
27 "# #" // Start
28 " ## #" // 1 L
29 " # ##" // 2 L
30 " #### #" // 3 L
31 " # ##" // 4 L
32 " # # " // Middle
33 "# ### " // 5 R
34 "# # " // 6 R
35 "# # " // 7 R
36 "### # " // 0 R
37 "# #"; // End
38 DataVector<uint8_t> encoded = writer.Encode("12345670");
39 ASSERT_EQ(strlen(kExpected1), encoded.size());
40 for (size_t i = 0; i < strlen(kExpected1); i++) {
41 UNSAFE_TODO(EXPECT_EQ(kExpected1[i] != ' ', !!encoded[i])) << i;
42 }
43 static const char kExpected2[] =
44 "# #" // Start
45 " # ##" // 9 L
46 " # ##" // 9 L
47 " # ##" // 4 L
48 " # ##" // 4 L
49 " # # " // Middle
50 "## ## " // 1 R
51 "## ## " // 1 R
52 "### # " // 0 R
53 "# ### " // 4 R
54 "# #"; // End
55 encoded = writer.Encode("99441104");
56 ASSERT_EQ(strlen(kExpected2), encoded.size());
57 for (size_t i = 0; i < strlen(kExpected2); i++)
58 UNSAFE_TODO(EXPECT_EQ(kExpected2[i] != ' ', !!encoded[i])) << i;
59 }
60
TEST(OnedEAN8WriterTest,Checksum)61 TEST(OnedEAN8WriterTest, Checksum) {
62 CBC_OnedEAN8Writer writer;
63 writer.InitEANWriter();
64 EXPECT_EQ(0, writer.CalcChecksum(""));
65 EXPECT_EQ(6, writer.CalcChecksum("123"));
66 EXPECT_EQ(0, writer.CalcChecksum("1234567"));
67 EXPECT_EQ(4, writer.CalcChecksum("9944110"));
68 }
69
70 } // namespace
71