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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_OnedUPCAWriter.h"
#include "testing/gtest/include/gtest/gtest.h"
namespace {
TEST(OnedUPCAWriterTest, Encode) {
CBC_OnedUPCAWriter writer;
int32_t width;
int32_t height;
// TODO(hnakashima): CBC_OnedUPCAWriter is unique in that it needs to be
// Init()'d. Get rid of this call.
writer.Init();
// UPCA barcodes encode 12-digit numbers into 95 modules in a unidimensional
// disposition.
uint8_t* encoded = writer.Encode("", BCFORMAT_UPC_A, width, height);
EXPECT_EQ(nullptr, encoded);
FX_Free(encoded);
encoded = writer.Encode("123", BCFORMAT_UPC_A, width, height);
EXPECT_EQ(nullptr, encoded);
FX_Free(encoded);
encoded = writer.Encode("12345678901", BCFORMAT_UPC_A, width, height);
EXPECT_EQ(nullptr, encoded);
FX_Free(encoded);
encoded = writer.Encode("1234567890123", BCFORMAT_UPC_A, width, height);
EXPECT_EQ(nullptr, encoded);
FX_Free(encoded);
encoded = writer.Encode("123456789012", BCFORMAT_UPC_A, width, height);
const char* expected =
"# #" // Start
" ## #" // 1 L
" # ##" // 2 L
" #### #" // 3 L
" # ##" // 4 L
" ## #" // 5 L
" # ####" // 6 L
" # # " // Middle
"# # " // 7 R
"# # " // 8 R
"### # " // 9 R
"### # " // 0 R
"## ## " // 1 R
"## ## " // 2 R
"# #"; // End
EXPECT_NE(nullptr, encoded);
EXPECT_EQ(1, height);
EXPECT_EQ(static_cast<int32_t>(strlen(expected)), width);
for (size_t i = 0; i < strlen(expected); i++) {
EXPECT_EQ(expected[i] != ' ', !!encoded[i]) << i;
}
FX_Free(encoded);
encoded = writer.Encode("777666555440", BCFORMAT_UPC_A, width, height);
expected =
"# #" // Start
" ### ##" // 7 L
" ### ##" // 7 L
" ### ##" // 7 L
" # ####" // 6 L
" # ####" // 6 L
" # ####" // 6 L
" # # " // Middle
"# ### " // 5 R
"# ### " // 5 R
"# ### " // 5 R
"# ### " // 4 R
"# ### " // 4 R
"### # " // 0 R
"# #"; // End
EXPECT_NE(nullptr, encoded);
EXPECT_EQ(1, height);
EXPECT_EQ(static_cast<int32_t>(strlen(expected)), width);
for (size_t i = 0; i < strlen(expected); i++) {
EXPECT_EQ(expected[i] != ' ', !!encoded[i]) << i;
}
FX_Free(encoded);
}
TEST(OnedUPCAWriterTest, Checksum) {
CBC_OnedUPCAWriter writer;
EXPECT_EQ(0, writer.CalcChecksum(""));
EXPECT_EQ(6, writer.CalcChecksum("123"));
EXPECT_EQ(2, writer.CalcChecksum("12345678901"));
EXPECT_EQ(0, writer.CalcChecksum("77766655544"));
}
} // namespace
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