Fix and enable stringrenderer_test

Signed-off-by: Stefan Weil <sw@weilnetz.de>

Author: stweil

unittest/Makefile.am

@@ -124,6 +124,7 @@ check_PROGRAMS = \
   progress_test \
   qrsequence_test \
   rect_test \
+  stringrenderer_test \
   stats_test \
   tablefind_test \
   tablerecog_test \
@@ -242,6 +243,9 @@ qrsequence_test_LDADD = $(ABSEIL_LIBS) $(GTEST_LIBS) $(TESS_LIBS)
 rect_test_SOURCES = rect_test.cc
 rect_test_LDADD = $(GTEST_LIBS) $(TESS_LIBS)
 
+stringrenderer_test_SOURCES = stringrenderer_test.cc
+stringrenderer_test_LDADD = $(ABSEIL_LIBS) $(GTEST_LIBS) $(TRAINING_LIBS) $(TESS_LIBS) $(ICU_I18N_LIBS) $(ICU_UC_LIBS) -lfontconfig -lpangocairo-1.0 -lpangoft2-1.0 $(cairo_LIBS) $(pango_LIBS)
+
 stats_test_SOURCES = stats_test.cc
 stats_test_LDADD = $(GTEST_LIBS) $(TESS_LIBS)
 

unittest/include_gunit.h

@@ -53,6 +53,7 @@ class file : public tesseract::File {
 #define ARRAYSIZE(arr) (sizeof(arr) / sizeof(arr[0]))
 #define CHECK(test) ASSERT_HOST(test)
 #define CHECK_GT(test, value) ASSERT_HOST((test) > (value))
+#define CHECK_LT(test, value) ASSERT_HOST((test) < (value))
 #define CHECK_OK(test) ASSERT_HOST(test)
 
 #endif  // TESSERACT_UNITTEST_INCLUDE_GUNIT_H_