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// Copyright 2017 PDFium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "fxbarcode/oned/BC_OnedEAN8Writer.h"
#include "testing/gtest/include/gtest/gtest.h"
namespace {
TEST(OnedEAN8WriterTest, Encode) {
CBC_OnedEAN8Writer writer;
int32_t width;
int32_t height;
uint8_t* encoded;
const char* expected;
// EAN-8 barcodes encode 8-digit numbers into 67 modules in a unidimensional
// disposition.
encoded = writer.Encode("", BCFORMAT_EAN_8, width, height);
EXPECT_EQ(nullptr, encoded);
FX_Free(encoded);
encoded = writer.Encode("123", BCFORMAT_EAN_8, width, height);
EXPECT_EQ(nullptr, encoded);
FX_Free(encoded);
encoded = writer.Encode("1234567", BCFORMAT_EAN_8, width, height);
EXPECT_EQ(nullptr, encoded);
FX_Free(encoded);
encoded = writer.Encode("123456789", BCFORMAT_EAN_8, width, height);
EXPECT_EQ(nullptr, encoded);
FX_Free(encoded);
encoded = writer.Encode("12345670", BCFORMAT_EAN_8, width, height);
EXPECT_NE(nullptr, encoded);
EXPECT_EQ(1, height);
EXPECT_EQ(67, width);
expected =
"# #" // Start
" ## #" // 1 L
" # ##" // 2 L
" #### #" // 3 L
" # ##" // 4 L
" # # " // Middle
"# ### " // 5 R
"# # " // 6 R
"# # " // 7 R
"### # " // 0 R
"# #"; // End
for (int i = 0; i < 67; i++) {
EXPECT_EQ(expected[i] != ' ', !!encoded[i]) << i;
}
FX_Free(encoded);
encoded = writer.Encode("99441104", BCFORMAT_EAN_8, width, height);
EXPECT_NE(nullptr, encoded);
EXPECT_EQ(1, height);
EXPECT_EQ(67, width);
expected =
"# #" // Start
" # ##" // 9 L
" # ##" // 9 L
" # ##" // 4 L
" # ##" // 4 L
" # # " // Middle
"## ## " // 1 R
"## ## " // 1 R
"### # " // 0 R
"# ### " // 4 R
"# #"; // End
for (int i = 0; i < 67; i++) {
EXPECT_EQ(expected[i] != ' ', !!encoded[i]) << i;
}
FX_Free(encoded);
}
TEST(OnedEAN8WriterTest, Checksum) {
CBC_OnedEAN8Writer writer;
EXPECT_EQ(0, writer.CalcChecksum(""));
EXPECT_EQ(6, writer.CalcChecksum("123"));
EXPECT_EQ(0, writer.CalcChecksum("1234567"));
EXPECT_EQ(4, writer.CalcChecksum("9944110"));
}
} // namespace
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