Replace TJExample with IJG workalike programs

cmakescripts/testclean.cmake

@@ -40,7 +40,9 @@ file(GLOB FILES
   *_LOSSL*S_*.jpg
   croptest.log
   tjbenchtest*.log
-  tjexampletest*.log)
+  tjcomptest*.log
+  tjdecomptest*.log
+  tjtrantest*.log)
 
 if(NOT FILES STREQUAL "")
   message(STATUS "Removing test files")

cmakescripts/tjbenchtest.cmake

@@ -45,9 +45,6 @@ if(PRECISION EQUAL 8)
 endif()
 run_test(tjbenchtest "-precision;${PRECISION};-lossless")
 run_test(tjbenchtest "-precision;${PRECISION};-lossless;-alloc")
-if(PRECISION EQUAL 8)
-  run_test(tjexampletest "")
-endif()
 if(WITH_JAVA)
   if(PRECISION EQUAL 8 OR PRECISION EQUAL 12)
     run_test(tjbenchtest "-java;-precision;${PRECISION}")
@@ -71,7 +68,4 @@ if(WITH_JAVA)
     run_test(tjbenchtest "-java;-precision;${PRECISION};-arithmetic;-yuv")
   endif()
   run_test(tjbenchtest "-java;-precision;${PRECISION};-lossless")
-  if(PRECISION EQUAL 8)
-    run_test(tjexampletest "-java")
-  endif()
 endif()

cmakescripts/tjexampletest.cmake

@@ -0,0 +1,26 @@
+if(NOT DEFINED WITH_JAVA)
+  message(FATAL_ERROR "WITH_JAVA must be specified")
+endif()
+
+macro(check_error program)
+  if(NOT RESULT EQUAL 0)
+    message(FATAL_ERROR "${program} failed.")
+  endif()
+endmacro()
+
+macro(run_test PROG ARGS)
+  string(REPLACE ";" " " SPACED_ARGS "${ARGS}")
+  message(STATUS "${PROG} ${SPACED_ARGS}")
+  execute_process(COMMAND ${CMAKE_CURRENT_BINARY_DIR}/test/${PROG} ${ARGS}
+    RESULT_VARIABLE RESULT)
+  check_error("${PROG} ${SPACED_ARGS}")
+endmacro()
+
+run_test(tjcomptest "")
+run_test(tjdecomptest "")
+run_test(tjtrantest "")
+if(WITH_JAVA)
+  run_test(tjcomptest "-java")
+  run_test(tjdecomptest "-java")
+  run_test(tjtrantest "-java")
+endif()