// Copyright 2017 The PDFium Authors // Use of this source code is governed by a BSD-style license that can be // found in the LICENSE file. #include "fxbarcode/oned/BC_OnedCode39Writer.h" #include #include "core/fxcrt/data_vector.h" #include "testing/gtest/include/gtest/gtest.h" namespace { TEST(OnedCode39WriterTest, SetWideNarrowRatio) { // Code 39 barcodes encode strings of any size into modules in a // unidimensional disposition. // Each module is either: a narrow bar, a narrow space, a wide // bar, or a wide space. Accepted wide-to-narrow ratios are between 2 and 3. // This writer in particular only takes integer ratios, so it's either 2 or 3. CBC_OnedCode39Writer writer; EXPECT_FALSE(writer.SetWideNarrowRatio(0)); EXPECT_FALSE(writer.SetWideNarrowRatio(1)); EXPECT_TRUE(writer.SetWideNarrowRatio(2)); EXPECT_TRUE(writer.SetWideNarrowRatio(3)); EXPECT_FALSE(writer.SetWideNarrowRatio(4)); EXPECT_FALSE(writer.SetWideNarrowRatio(100)); writer.SetWideNarrowRatio(3); static const char kExpected1[] = "# # ### ### # " // * Start "# ### ### # # " // P "# # ### # ### " // D "# ### ### # # " // F "# ### # ### # " // I "### # # # ### " // U "### ### # # # " // M "# # ### ### #"; // * End DataVector encoded = writer.Encode("PDFIUM"); ASSERT_EQ(strlen(kExpected1), encoded.size()); for (size_t i = 0; i < strlen(kExpected1); i++) EXPECT_EQ(kExpected1[i] != ' ', !!encoded[i]) << i; writer.SetWideNarrowRatio(2); static const char kExpected2[] = "# # ## ## # " // * Start "# ## ## # # " // P "# # ## # ## " // D "# ## ## # # " // F "# ## # ## # " // I "## # # # ## " // U "## ## # # # " // M "# # ## ## #"; // * End encoded = writer.Encode("PDFIUM"); ASSERT_EQ(strlen(kExpected2), encoded.size()); for (size_t i = 0; i < strlen(kExpected2); i++) EXPECT_EQ(kExpected2[i] != ' ', !!encoded[i]) << i; } TEST(OnedCode39WriterTest, Encode) { CBC_OnedCode39Writer writer; static const char kExpected1[] = "# # ### ### # " // * Start "# # ### ### #"; // * End DataVector encoded = writer.Encode(""); ASSERT_EQ(strlen(kExpected1), encoded.size()); for (size_t i = 0; i < strlen(kExpected1); i++) EXPECT_EQ(kExpected1[i] != ' ', !!encoded[i]) << i; static const char kExpected2[] = "# # ### ### # " // * Start "### # # # ### " // 1 "# ### # # ### " // 2 "### ### # # # " // 3 "# # ### ### #"; // * End encoded = writer.Encode("123"); ASSERT_EQ(strlen(kExpected2), encoded.size()); for (size_t i = 0; i < strlen(kExpected2); i++) EXPECT_EQ(kExpected2[i] != ' ', !!encoded[i]) << i; static const char kExpected3[] = "# # ### ### # " // * Start "# ### ### # # " // P "# # ### # ### " // D "# ### ### # # " // F "# ### # ### # " // I "### # # # ### " // U "### ### # # # " // M "# # ### ### #"; // * End encoded = writer.Encode("PDFIUM"); ASSERT_EQ(strlen(kExpected3), encoded.size()); for (size_t i = 0; i < strlen(kExpected3); i++) EXPECT_EQ(kExpected3[i] != ' ', !!encoded[i]) << i; static const char kExpected4[] = "# # ### ### # " // * Start "### # # # ### " // A "# ### # ### # " // Space "# # # ### ### " // - "# # # # # " // $ "# # # # # " // % "### # # ### # " // . "# # # # # " // / "# # # # # " // + "# ### ### # # " // Z "# # ### ### #"; // * End encoded = writer.Encode("A -$%./+Z"); ASSERT_EQ(strlen(kExpected4), encoded.size()); for (size_t i = 0; i < strlen(kExpected4); i++) EXPECT_EQ(kExpected4[i] != ' ', !!encoded[i]) << i; } TEST(OnedCode39WriterTest, Checksum) { CBC_OnedCode39Writer writer; writer.SetCalcChecksum(true); static const char kExpected1[] = "# # ### ### # " // * Start "### # # # ### " // 1 (1) "# ### # # ### " // 2 (2) "### ### # # # " // 3 (3) "# ### ### # # " // 6 (6 = (1 + 2 + 3) % 43) "# # ### ### #"; // * End DataVector encoded = writer.Encode("123"); ASSERT_EQ(strlen(kExpected1), encoded.size()); for (size_t i = 0; i < strlen(kExpected1); i++) EXPECT_EQ(kExpected1[i] != ' ', !!encoded[i]) << i; static const char kExpected2[] = "# # ### ### # " // * Start "# ### ### # # " // P (25) "# # ### # ### " // D (13) "# ### ### # # " // F (15) "# ### # ### # " // I (18) "### # # # ### " // U (30) "### ### # # # " // M (22) "### # # ### # " // . (37 = (25 + 13 + 15 + 18 + 30 + 22) % 43) "# # ### ### #"; // * End encoded = writer.Encode("PDFIUM"); ASSERT_EQ(strlen(kExpected2), encoded.size()); for (size_t i = 0; i < strlen(kExpected2); i++) EXPECT_EQ(kExpected2[i] != ' ', !!encoded[i]) << i; } } // namespace