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102 lines
2.6 KiB
102 lines
2.6 KiB
4 months ago
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// Copyright 2017 PDFium Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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#include "fxbarcode/oned/BC_OnedEAN13Writer.h"
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#include "testing/gtest/include/gtest/gtest.h"
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namespace {
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TEST(OnedEAN13WriterTest, Encode) {
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CBC_OnedEAN13Writer writer;
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writer.InitEANWriter();
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int32_t width;
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int32_t height;
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uint8_t* encoded;
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const char* expected;
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// EAN-13 barcodes encode 13-digit numbers into 95 modules in a unidimensional
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// disposition.
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encoded = writer.Encode("", BCFORMAT_EAN_13, width, height);
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EXPECT_EQ(nullptr, encoded);
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FX_Free(encoded);
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encoded = writer.Encode("123", BCFORMAT_EAN_13, width, height);
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EXPECT_EQ(nullptr, encoded);
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FX_Free(encoded);
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encoded = writer.Encode("123456789012", BCFORMAT_EAN_13, width, height);
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EXPECT_EQ(nullptr, encoded);
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FX_Free(encoded);
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encoded = writer.Encode("12345678901234", BCFORMAT_EAN_13, width, height);
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EXPECT_EQ(nullptr, encoded);
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FX_Free(encoded);
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encoded = writer.Encode("1234567890128", BCFORMAT_EAN_13, width, height);
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EXPECT_NE(nullptr, encoded);
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EXPECT_EQ(1, height);
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EXPECT_EQ(95, width);
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expected =
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"# #" // Start
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// 1 implicit by LLGLGG in next 6 digits
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" # ##" // 2 L
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" #### #" // 3 L
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" ### #" // 4 G
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" ## #" // 5 L
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" # #" // 6 G
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" # #" // 7 G
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" # # " // Middle
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"# # " // 8 R
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"### # " // 9 R
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"### # " // 0 R
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"## ## " // 1 R
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"## ## " // 2 R
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"# # " // 8 R
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"# #"; // End
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for (int i = 0; i < 95; i++) {
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EXPECT_EQ(expected[i] != ' ', !!encoded[i]) << i;
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}
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FX_Free(encoded);
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encoded = writer.Encode("7776665554440", BCFORMAT_EAN_13, width, height);
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EXPECT_NE(nullptr, encoded);
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EXPECT_EQ(1, height);
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EXPECT_EQ(95, width);
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expected =
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"# #" // Start
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// 7 implicit by LGLGLG in next 6 digits
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" ### ##" // 7 L
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" # #" // 7 G
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" # ####" // 6 L
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" # #" // 6 G
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" # ####" // 6 L
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" ### #" // 5 G
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" # # " // Middle
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"# ### " // 5 R
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"# ### " // 5 R
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"# ### " // 4 R
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"# ### " // 4 R
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"# ### " // 4 R
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"### # " // 0 R
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"# #"; // End
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for (int i = 0; i < 95; i++) {
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EXPECT_EQ(expected[i] != ' ', !!encoded[i]) << i;
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}
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FX_Free(encoded);
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}
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TEST(OnedEAN13WriterTest, Checksum) {
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CBC_OnedEAN13Writer writer;
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writer.InitEANWriter();
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EXPECT_EQ(0, writer.CalcChecksum(""));
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EXPECT_EQ(6, writer.CalcChecksum("123"));
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EXPECT_EQ(8, writer.CalcChecksum("123456789012"));
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EXPECT_EQ(0, writer.CalcChecksum("777666555444"));
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}
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} // namespace
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