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