From 3c5944c93445bb40c2131ea6782e8cc8b673bffb Mon Sep 17 00:00:00 2001 From: Henrique Nakashima Date: Fri, 1 Sep 2017 16:40:48 -0400 Subject: Add unit tests for EAN-8 barcode writer. Bug: pdfium:882 Change-Id: I900d3c1b0b74523fa9e4497da65c68eb307ea6dc Reviewed-on: https://pdfium-review.googlesource.com/12950 Commit-Queue: Henrique Nakashima Reviewed-by: Tom Sepez --- fxbarcode/oned/BC_OnedEAN8Writer_unittest.cpp | 88 +++++++++++++++++++++++++++ 1 file changed, 88 insertions(+) create mode 100644 fxbarcode/oned/BC_OnedEAN8Writer_unittest.cpp (limited to 'fxbarcode/oned/BC_OnedEAN8Writer_unittest.cpp') diff --git a/fxbarcode/oned/BC_OnedEAN8Writer_unittest.cpp b/fxbarcode/oned/BC_OnedEAN8Writer_unittest.cpp new file mode 100644 index 0000000000..16a1df6c28 --- /dev/null +++ b/fxbarcode/oned/BC_OnedEAN8Writer_unittest.cpp @@ -0,0 +1,88 @@ +// 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 -- cgit v1.2.3