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unittest: Fix and enable textlineprojection_test

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Signed-off-by: Stefan Weil <sw@weilnetz.de>
This commit is contained in:
Stefan Weil 2019-06-14 17:22:24 +02:00
parent 982bdf3845
commit 73e5241004
2 changed files with 42 additions and 29 deletions
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5
unittest/Makefile.am
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@ -149,7 +149,7 @@ check_PROGRAMS += tablefind_test
check_PROGRAMS += tablerecog_test
check_PROGRAMS += tabvector_test
# check_PROGRAMS += tatweel_test
# check_PROGRAMS += textlineprojection_test
check_PROGRAMS += textlineprojection_test
check_PROGRAMS += tfile_test
if ENABLE_TRAINING
@ -323,6 +323,9 @@ tablerecog_test_LDADD = $(GTEST_LIBS) $(TESS_LIBS)
tabvector_test_SOURCES = tabvector_test.cc
tabvector_test_LDADD = $(GTEST_LIBS) $(TESS_LIBS)
textlineprojection_test_SOURCES = textlineprojection_test.cc
textlineprojection_test_LDADD = $(ABSEIL_LIBS) $(GTEST_LIBS) $(TESS_LIBS)
tfile_test_SOURCES = tfile_test.cc
tfile_test_LDADD = $(GTEST_LIBS) $(TESS_LIBS)

66
unittest/textlineprojection_test.cc
View File

@ -1,13 +1,28 @@
// (C) Copyright 2017, Google Inc.
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
// http://www.apache.org/licenses/LICENSE-2.0
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
#include "tesseract/textord/textlineprojection.h"
#include <string>
#include "leptonica/include/allheaders.h"
#include "tesseract/api/baseapi.h"
#include "tesseract/ccmain/mutableiterator.h"
#include "tesseract/ccmain/osdetect.h"
#include "tesseract/ccmain/tesseractclass.h"
#include "tesseract/ccstruct/pageres.h"
#include "tesseract/textord/colfind.h"
#include <allheaders.h>
#include <string> // for std::string
#include "absl/strings/str_format.h" // for absl::StrFormat
#include "include_gunit.h"
#include "baseapi.h"
#include "colfind.h"
#include "log.h" // for LOG
#include "mutableiterator.h"
#include "osdetect.h"
#include "pageres.h"
#include "tesseractclass.h"
#include "textlineprojection.h"
namespace {
@ -23,13 +38,7 @@ const int kMinStrongTextValue = 6;
// The fixture for testing Tesseract.
class TextlineProjectionTest : public testing::Test {
protected:
string TestDataNameToPath(const string& name) {
return file::JoinPath(FLAGS_test_srcdir, "testdata/" + name);
}
string TessdataPath() {
return file::JoinPath(FLAGS_test_srcdir, "tessdata");
}
string OutputNameToPath(const string& name) {
std::string OutputNameToPath(const std::string& name) {
return file::JoinPath(FLAGS_test_tmpdir, name);
}
@ -50,8 +59,8 @@ class TextlineProjectionTest : public testing::Test {
void SetImage(const char* filename) {
pixDestroy(&src_pix_);
src_pix_ = pixRead(TestDataNameToPath(filename).c_str());
api_.Init(TessdataPath().c_str(), "eng", tesseract::OEM_TESSERACT_ONLY);
src_pix_ = pixRead(file::JoinPath(TESTING_DIR, filename).c_str());
api_.Init(TESSDATA_DIR, "eng", tesseract::OEM_TESSERACT_ONLY);
api_.SetPageSegMode(tesseract::PSM_AUTO_OSD);
api_.SetImage(src_pix_);
}
@ -67,12 +76,12 @@ class TextlineProjectionTest : public testing::Test {
tesseract::TessdataManager mgr;
Tesseract* osd_tess = new Tesseract;
OSResults osr;
EXPECT_EQ(osd_tess->init_tesseract(TessdataPath().c_str(), nullptr, "osd",
EXPECT_EQ(osd_tess->init_tesseract(TESSDATA_DIR, nullptr, "osd",
tesseract::OEM_TESSERACT_ONLY, nullptr, 0,
nullptr, nullptr, false, &mgr),
0);
tesseract_ = new Tesseract;
EXPECT_EQ(tesseract_->init_tesseract(TessdataPath().c_str(), nullptr, "eng",
EXPECT_EQ(tesseract_->init_tesseract(TESSDATA_DIR, nullptr, "eng",
tesseract::OEM_TESSERACT_ONLY, nullptr, 0,
nullptr, nullptr, false, &mgr),
0);
@ -115,15 +124,15 @@ class TextlineProjectionTest : public testing::Test {
const char* text, const char* message) {
int value = projection_->EvaluateBox(box, denorm_, false);
if (greater_or_equal != (value > target_value)) {
LOG(INFO) << StringPrintf(
LOG(INFO) << absl::StrFormat(
"EvaluateBox too %s:%d vs %d for %s word '%s' at:",
greater_or_equal ? "low" : "high", value, target_value, message,
text);
box.print();
value = projection_->EvaluateBox(box, denorm_, true);
} else {
VLOG(1) << StringPrintf("EvaluateBox OK(%d) for %s word '%s'", value,
message, text);
LOG(INFO) << absl::StrFormat("EvaluateBox OK(%d) for %s word '%s'",
value, message, text);
}
if (greater_or_equal) {
EXPECT_GE(value, target_value);
@ -142,14 +151,15 @@ class TextlineProjectionTest : public testing::Test {
int false_dist =
projection_->DistanceOfBoxFromBox(box, false_box, true, denorm_, false);
if (false_dist <= true_dist) {
LOG(INFO) << StringPrintf("Distance wrong:%d vs %d for %s word '%s' at:",
false_dist, true_dist, message, text);
LOG(INFO) << absl::StrFormat(
"Distance wrong:%d vs %d for %s word '%s' at:",
false_dist, true_dist, message, text);
true_box.print();
projection_->DistanceOfBoxFromBox(box, true_box, true, denorm_, true);
projection_->DistanceOfBoxFromBox(box, false_box, true, denorm_, true);
} else {
VLOG(1) << StringPrintf("Distance OK(%d vs %d) for %s word '%s'",
false_dist, true_dist, message, text);
LOG(INFO) << absl::StrFormat("Distance OK(%d vs %d) for %s word '%s'",
false_dist, true_dist, message, text);
}
}
@ -239,7 +249,7 @@ class TextlineProjectionTest : public testing::Test {
Pix* src_pix_;
Pix* bin_pix_;
BLOCK_LIST blocks_;
string ocr_text_;
std::string ocr_text_;
tesseract::TessBaseAPI api_;
Tesseract* tesseract_;
ColumnFinder* finder_;