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adds desktop java junit tests

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This commit is contained in:
Eric Christiansen 2012-12-19 14:28:59 -08:00
parent 3de6846d12
commit ad326cb0be
6 changed files with 695 additions and 1 deletions
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7
modules/java/CMakeLists.txt
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@ -295,7 +295,12 @@ endif(ANDROID)
add_dependencies(${lib_target} ${api_target})
add_dependencies(${the_module} ${lib_target})
#android test project
# android test project
if(ANDROID AND BUILD_TESTS)
add_subdirectory(android_test)
endif()
# Desktop Java test project.
if((NOT ANDROID) AND BUILD_TESTS)
add_subdirectory(java_test)
endif()

80
modules/java/java_test/CMakeLists.txt Normal file
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@ -0,0 +1,80 @@
ocv_check_dependencies(opencv_java ${OPENCV_MODULE_opencv_java_OPT_DEPS} ${OPENCV_MODULE_opencv_java_REQ_DEPS})
if(NOT OCV_DEPENDENCIES_FOUND OR NOT ANT_EXECUTABLE)
return()
endif()
# TODO: This has the same name as the Android test project. That project should
# probably be renamed.
project(opencv_test_java)
set(opencv_test_java_bin_dir "${CMAKE_CURRENT_BINARY_DIR}/.build")
set(android_source_dir "${CMAKE_CURRENT_SOURCE_DIR}/../android_test")
set(java_source_dir ${CMAKE_CURRENT_SOURCE_DIR})
# get project sources
file(GLOB_RECURSE opencv_test_java_files RELATIVE "${android_source_dir}" "${android_source_dir}/res/*" "${android_source_dir}/src/*")
ocv_list_filterout(opencv_test_java_files ".svn")
ocv_list_filterout(opencv_test_java_files ".*#.*")
# These are the files that need to be updated for pure Java.
ocv_list_filterout(opencv_test_java_files ".*OpenCVTestCase.*")
ocv_list_filterout(opencv_test_java_files ".*OpenCVTestRunner.*")
# These files aren't for desktop Java.
ocv_list_filterout(opencv_test_java_files ".*android.*")
# These are files updated for pure Java.
file(GLOB_RECURSE modified_files RELATIVE "${java_source_dir}" "${java_source_dir}/src/*")
ocv_list_filterout(modified_files ".svn")
ocv_list_filterout(modified_files ".*#.*")
# These are extra jars needed to run the tests.
file(GLOB_RECURSE lib_files RELATIVE "${java_source_dir}" "${java_source_dir}/lib/*")
ocv_list_filterout(lib_files ".svn")
ocv_list_filterout(lib_files ".*#.*")
# copy sources out from the build tree
set(opencv_test_java_file_deps "")
foreach(f ${opencv_test_java_files})
add_custom_command(
OUTPUT "${opencv_test_java_bin_dir}/${f}"
COMMAND ${CMAKE_COMMAND} -E copy "${android_source_dir}/${f}" "${opencv_test_java_bin_dir}/${f}"
MAIN_DEPENDENCY "${android_source_dir}/${f}"
COMMENT "Copying ${f}")
list(APPEND opencv_test_java_file_deps "${android_source_dir}/${f}" "${opencv_test_java_bin_dir}/${f}")
endforeach()
# Overwrite select Android sources with Java-specific sources.
# Also, copy over the libs we'll need for testing.
foreach(f ${modified_files} ${lib_files})
add_custom_command(
OUTPUT "${opencv_test_java_bin_dir}/${f}"
COMMAND ${CMAKE_COMMAND} -E copy "${java_source_dir}/${f}" "${opencv_test_java_bin_dir}/${f}"
MAIN_DEPENDENCY "${java_source_dir}/${f}"
COMMENT "Copying ${f}")
list(APPEND opencv_test_java_file_deps "${java_source_dir}/${f}")
endforeach()
# Copy the OpenCV jar after it has been generated.
add_custom_command(
OUTPUT "${opencv_test_java_bin_dir}/bin/${JAR_NAME}"
COMMAND ${CMAKE_COMMAND} -E copy "${CMAKE_BINARY_DIR}/bin/${JAR_NAME}" "${opencv_test_java_bin_dir}/bin/${JAR_NAME}"
COMMENT "Copying the OpenCV jar")
add_custom_target(copy_opencv_jar ALL SOURCES "${opencv_test_java_bin_dir}/bin/${JAR_NAME}")
# ${the_module} is the target for the Java jar.
add_dependencies(copy_opencv_jar ${the_module})
# Copy the ant build file.
file(COPY "${CMAKE_CURRENT_SOURCE_DIR}/build.xml" DESTINATION "${opencv_test_java_bin_dir}")
# Create a script for running the Java tests and place it in build/bin.
if(WIN32)
file(WRITE "${CMAKE_BINARY_DIR}/bin/opencv_test_java.cmd" "cd ${opencv_test_java_bin_dir}\nset path=${EXECUTABLE_OUTPUT_PATH};%path%\nant -DjavaLibraryPath=${EXECUTABLE_OUTPUT_PATH}/Release buildAndTest")
file(WRITE "${CMAKE_BINARY_DIR}/bin/opencv_test_java_D.cmd" "cd ${opencv_test_java_bin_dir}\nset path=${EXECUTABLE_OUTPUT_PATH};%path%\nant -DjavaLibraryPath=${EXECUTABLE_OUTPUT_PATH}/Debug buildAndTest")
else()
file(WRITE "${CMAKE_BINARY_DIR}/bin/opencv_test_java.sh" "cd ${opencv_test_java_bin_dir};\nant -DjavaLibraryPath=${LIBRARY_OUTPUT_PATH} buildAndTest;\ncd -")
endif()
add_custom_target(${PROJECT_NAME} ALL SOURCES ${opencv_test_java_file_deps})
add_dependencies(opencv_tests ${PROJECT_NAME})

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modules/java/java_test/build.xml Normal file
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@ -0,0 +1,70 @@
<project>
<path id="master-classpath">
<fileset dir="lib">
<include name="*.jar"/>
</fileset>
<fileset dir="bin">
<include name="*.jar"/>
</fileset>
</path>
<target name="clean">
<delete dir="build"/>
<delete dir="testResults"/>
</target>
<target name="compile">
<mkdir dir="build/classes"/>
<javac sourcepath="" srcdir="src" destdir="build/classes" >
<include name="**/*.java"/>
<classpath refid="master-classpath"/>
</javac>
</target>
<target name="jar">
<mkdir dir="build/jar"/>
<jar destfile="build/jar/opencv-test.jar" basedir="build/classes">
<manifest>
<attribute name="Main-Class" value="org.opencv.test.OpenCVTestRunner"/>
</manifest>
</jar>
</target>
<!-- <target name="run" > -->
<!-- <java fork="true" classname="org.opencv.test.OpenCVTestRunner"> -->
<!-- <sysproperty key="java.library.path" path="${javaLibraryPath}"/> -->
<!-- <classpath refid="master-classpath"/> -->
<!-- <classpath> -->
<!-- <fileset dir="build/jar"> -->
<!-- <include name="*.jar"/> -->
<!-- </fileset> -->
<!-- </classpath> -->
<!-- </java> -->
<!-- </target> -->
<target name="test">
<mkdir dir="testResults"/>
<junit printsummary="yes" haltonfailure="false">
<sysproperty key="java.library.path" path="${javaLibraryPath}"/>
<classpath refid="master-classpath"/>
<classpath>
<pathelement location="build/classes"/>
</classpath>
<formatter type="xml"/>
<batchtest fork="yes" todir="testResults">
<zipfileset src="build/jar/opencv-test.jar" includes="**/*.class" excludes="**/OpenCVTest*">
<exclude name="**/*$*.class"/>
</zipfileset>
</batchtest>
</junit>
</target>
<target name="buildAndTest">
<antcall target="compile"/>
<antcall target="jar"/>
<antcall target="test"/>
</target>
</project>

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modules/java/java_test/lib/junit-4.11.jar Normal file
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495
modules/java/java_test/src/org/opencv/test/OpenCVTestCase.java Normal file
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@ -0,0 +1,495 @@
// TODO: This file is largely a duplicate of the one in android_test.
package org.opencv.test;
import java.io.File;
import java.io.FileInputStream;
import java.io.FileOutputStream;
import java.io.IOException;
import java.nio.MappedByteBuffer;
import java.nio.channels.FileChannel;
import java.nio.charset.Charset;
import java.util.List;
import junit.framework.TestCase;
import org.opencv.core.Core;
import org.opencv.core.CvType;
import org.opencv.core.Mat;
import org.opencv.core.Point;
import org.opencv.core.Point3;
import org.opencv.core.Rect;
import org.opencv.core.Scalar;
import org.opencv.core.Size;
import org.opencv.features2d.DMatch;
import org.opencv.features2d.KeyPoint;
import org.opencv.highgui.Highgui;
public class OpenCVTestCase extends TestCase {
//change to 'true' to unblock fail on fail("Not yet implemented")
public static final boolean passNYI = true;
protected static boolean isTestCaseEnabled = true;
protected static final int matSize = 10;
protected static final double EPS = 0.001;
protected static final double weakEPS = 0.5;
private static final String TAG = "OpenCVTestCase";
protected Mat dst;
protected Mat truth;
protected Scalar colorBlack;
protected Scalar colorWhite;
// Naming notation: <channels info>_[depth]_[dimensions]_value
// examples: gray0 - single channel 8U 2d Mat filled with 0
// grayRnd - single channel 8U 2d Mat filled with random numbers
// gray0_32f_1d
// TODO: OpenCVTestCase refactorings
// - rename matrices
// - create methods gray0() and create src1 explicitly
// - create some masks
// - use truth member everywhere - remove truth from base class - each test
// fixture should use own truth filed
protected Mat gray0;
protected Mat gray1;
protected Mat gray2;
protected Mat gray3;
protected Mat gray9;
protected Mat gray127;
protected Mat gray128;
protected Mat gray255;
protected Mat grayRnd;
protected Mat gray_16u_256;
protected Mat gray_16s_1024;
protected Mat gray0_32f;
protected Mat gray1_32f;
protected Mat gray3_32f;
protected Mat gray9_32f;
protected Mat gray255_32f;
protected Mat grayE_32f;
protected Mat grayRnd_32f;
protected Mat gray0_32f_1d;
protected Mat gray0_64f;
protected Mat gray0_64f_1d;
protected Mat rgba0;
protected Mat rgba128;
protected Mat rgbLena;
protected Mat grayChess;
protected Mat v1;
protected Mat v2;
@Override
protected void setUp() throws Exception {
super.setUp();
try {
System.loadLibrary("opencv_java");
} catch (SecurityException e) {
System.out.println(e.toString());
System.exit(-1);
} catch (UnsatisfiedLinkError e) {
System.out.println(e.toString());
System.exit(-1);
}
String pwd;
try {
pwd = new File(".").getCanonicalPath() + File.separator;
} catch (IOException e) {
System.out.println(e);
return;
}
OpenCVTestRunner.LENA_PATH = pwd + "res/drawable/lena.jpg";
OpenCVTestRunner.CHESS_PATH = pwd + "res/drawable/chessboard.jpg";
OpenCVTestRunner.LBPCASCADE_FRONTALFACE_PATH = pwd + "res/raw/lbpcascade_frontalface.xml";
assert(new File(OpenCVTestRunner.LENA_PATH).exists());
assert(new File(OpenCVTestRunner.CHESS_PATH).exists());
assert(new File(OpenCVTestRunner.LBPCASCADE_FRONTALFACE_PATH).exists());
dst = new Mat();
assertTrue(dst.empty());
truth = null;
colorBlack = new Scalar(0);
colorWhite = new Scalar(255, 255, 255);
gray0 = new Mat(matSize, matSize, CvType.CV_8U, new Scalar(0));
gray1 = new Mat(matSize, matSize, CvType.CV_8U, new Scalar(1));
gray2 = new Mat(matSize, matSize, CvType.CV_8U, new Scalar(2));
gray3 = new Mat(matSize, matSize, CvType.CV_8U, new Scalar(3));
gray9 = new Mat(matSize, matSize, CvType.CV_8U, new Scalar(9));
gray127 = new Mat(matSize, matSize, CvType.CV_8U, new Scalar(127));
gray128 = new Mat(matSize, matSize, CvType.CV_8U, new Scalar(128));
gray255 = new Mat(matSize, matSize, CvType.CV_8U, new Scalar(255));
grayRnd = new Mat(matSize, matSize, CvType.CV_8U);
Core.randu(grayRnd, 0, 256);
gray_16u_256 = new Mat(matSize, matSize, CvType.CV_16U, new Scalar(256));
gray_16s_1024 = new Mat(matSize, matSize, CvType.CV_16S, new Scalar(1024));
gray0_32f = new Mat(matSize, matSize, CvType.CV_32F, new Scalar(0.0));
gray1_32f = new Mat(matSize, matSize, CvType.CV_32F, new Scalar(1.0));
gray3_32f = new Mat(matSize, matSize, CvType.CV_32F, new Scalar(3.0));
gray9_32f = new Mat(matSize, matSize, CvType.CV_32F, new Scalar(9.0));
gray255_32f = new Mat(matSize, matSize, CvType.CV_32F, new Scalar(255.0));
grayE_32f = new Mat(matSize, matSize, CvType.CV_32F);
grayE_32f = Mat.eye(matSize, matSize, CvType.CV_32FC1);
grayRnd_32f = new Mat(matSize, matSize, CvType.CV_32F);
Core.randu(grayRnd_32f, 0, 256);
gray0_64f = new Mat(matSize, matSize, CvType.CV_64F, new Scalar(0.0));
gray0_32f_1d = new Mat(1, matSize, CvType.CV_32F, new Scalar(0.0));
gray0_64f_1d = new Mat(1, matSize, CvType.CV_64F, new Scalar(0.0));
rgba0 = new Mat(matSize, matSize, CvType.CV_8UC4, Scalar.all(0));
rgba128 = new Mat(matSize, matSize, CvType.CV_8UC4, Scalar.all(128));
rgbLena = Highgui.imread(OpenCVTestRunner.LENA_PATH);
grayChess = Highgui.imread(OpenCVTestRunner.CHESS_PATH, 0);
v1 = new Mat(1, 3, CvType.CV_32F);
v1.put(0, 0, 1.0, 3.0, 2.0);
v2 = new Mat(1, 3, CvType.CV_32F);
v2.put(0, 0, 2.0, 1.0, 3.0);
}
@Override
protected void tearDown() throws Exception {
gray0.release();
gray1.release();
gray2.release();
gray3.release();
gray9.release();
gray127.release();
gray128.release();
gray255.release();
gray_16u_256.release();
gray_16s_1024.release();
grayRnd.release();
gray0_32f.release();
gray1_32f.release();
gray3_32f.release();
gray9_32f.release();
gray255_32f.release();
grayE_32f.release();
grayE_32f.release();
grayRnd_32f.release();
gray0_32f_1d.release();
gray0_64f.release();
gray0_64f_1d.release();
rgba0.release();
rgba128.release();
rgbLena.release();
grayChess.release();
v1.release();
v2.release();
super.tearDown();
}
@Override
protected void runTest() throws Throwable {
// Do nothing if the precondition does not hold.
if (isTestCaseEnabled) {
super.runTest();
} else {
OpenCVTestRunner.Log(TAG + " :: " + "Test case \"" + this.getClass().getName() + "\" disabled!");
}
}
protected Mat getMat(int type, double... vals)
{
return new Mat(matSize, matSize, type, new Scalar(vals));
}
protected Mat makeMask(Mat m, double... vals)
{
m.submat(0, m.rows(), 0, m.cols() / 2).setTo(new Scalar(vals));
return m;
}
public static void fail(String msg) {
if(msg == "Not yet implemented" && passNYI)
return;
TestCase.fail(msg);
}
public static <E extends Number> void assertListEquals(List<E> list1, List<E> list2) {
if (list1.size() != list2.size()) {
throw new UnsupportedOperationException();
}
if (!list1.isEmpty())
{
if (list1.get(0) instanceof Float || list1.get(0) instanceof Double)
throw new UnsupportedOperationException();
}
for (int i = 0; i < list1.size(); i++)
assertEquals(list1.get(i), list2.get(i));
}
public static <E extends Number> void assertListEquals(List<E> list1, List<E> list2, double epsilon) {
if (list1.size() != list2.size()) {
throw new UnsupportedOperationException();
}
for (int i = 0; i < list1.size(); i++)
assertTrue(Math.abs(list1.get(i).doubleValue() - list2.get(i).doubleValue()) <= epsilon);
}
public static <E extends Number> void assertArrayEquals(E[] ar1, E[] ar2, double epsilon) {
if (ar1.length != ar2.length) {
fail("Arrays have different sizes.");
}
for (int i = 0; i < ar1.length; i++)
assertEquals(ar1[i].doubleValue(), ar2[i].doubleValue(), epsilon);
//assertTrue(Math.abs(ar1[i].doubleValue() - ar2[i].doubleValue()) <= epsilon);
}
public static void assertArrayEquals(double[] ar1, double[] ar2, double epsilon) {
if (ar1.length != ar2.length) {
fail("Arrays have different sizes.");
}
for (int i = 0; i < ar1.length; i++)
assertEquals(ar1[i], ar2[i], epsilon);
//assertTrue(Math.abs(ar1[i].doubleValue() - ar2[i].doubleValue()) <= epsilon);
}
public static void assertListMatEquals(List<Mat> list1, List<Mat> list2, double epsilon) {
if (list1.size() != list2.size()) {
throw new UnsupportedOperationException();
}
for (int i = 0; i < list1.size(); i++)
assertMatEqual(list1.get(i), list2.get(i), epsilon);
}
public static void assertListPointEquals(List<Point> list1, List<Point> list2, double epsilon) {
if (list1.size() != list2.size()) {
throw new UnsupportedOperationException();
}
for (int i = 0; i < list1.size(); i++)
assertPointEquals(list1.get(i), list2.get(i), epsilon);
}
public static void assertArrayPointsEquals(Point[] vp1, Point[] vp2, double epsilon) {
if (vp1.length != vp2.length) {
fail("Arrays have different sizes.");
}
for (int i = 0; i < vp1.length; i++)
assertPointEquals(vp1[i], vp2[i], epsilon);
}
public static void assertListPoint3Equals(List<Point3> list1, List<Point3> list2, double epsilon) {
if (list1.size() != list2.size()) {
throw new UnsupportedOperationException();
}
for (int i = 0; i < list1.size(); i++)
assertPoint3Equals(list1.get(i), list2.get(i), epsilon);
}
public static void assertListRectEquals(List<Rect> list1, List<Rect> list2) {
if (list1.size() != list2.size()) {
throw new UnsupportedOperationException();
}
for (int i = 0; i < list1.size(); i++)
assertRectEquals(list1.get(i), list2.get(i));
}
public static void assertRectEquals(Rect expected, Rect actual) {
String msg = "expected:<" + expected + "> but was:<" + actual + ">";
assertEquals(msg, expected.x, actual.x);
assertEquals(msg, expected.y, actual.y);
assertEquals(msg, expected.width, actual.width);
assertEquals(msg, expected.height, actual.height);
}
public static void assertMatEqual(Mat m1, Mat m2) {
compareMats(m1, m2, true);
}
public static void assertMatNotEqual(Mat m1, Mat m2) {
compareMats(m1, m2, false);
}
public static void assertMatEqual(Mat expected, Mat actual, double eps) {
compareMats(expected, actual, eps, true);
}
public static void assertMatNotEqual(Mat expected, Mat actual, double eps) {
compareMats(expected, actual, eps, false);
}
public static void assertKeyPointEqual(KeyPoint expected, KeyPoint actual, double eps) {
String msg = "expected:<" + expected + "> but was:<" + actual + ">";
assertTrue(msg, Math.hypot(expected.pt.x - actual.pt.x, expected.pt.y - actual.pt.y) < eps);
assertTrue(msg, Math.abs(expected.size - actual.size) < eps);
assertTrue(msg, Math.abs(expected.angle - actual.angle) < eps);
assertTrue(msg, Math.abs(expected.response - actual.response) < eps);
assertEquals(msg, expected.octave, actual.octave);
assertEquals(msg, expected.class_id, actual.class_id);
}
public static void assertListKeyPointEquals(List<KeyPoint> expected, List<KeyPoint> actual, double epsilon) {
assertEquals(expected.size(), actual.size());
for (int i = 0; i < expected.size(); i++)
assertKeyPointEqual(expected.get(i), actual.get(i), epsilon);
}
public static void assertDMatchEqual(DMatch expected, DMatch actual, double eps) {
String msg = "expected:<" + expected + "> but was:<" + actual + ">";
assertEquals(msg, expected.queryIdx, actual.queryIdx);
assertEquals(msg, expected.trainIdx, actual.trainIdx);
assertEquals(msg, expected.imgIdx, actual.imgIdx);
assertTrue(msg, Math.abs(expected.distance - actual.distance) < eps);
}
public static void assertScalarEqual(Scalar expected, Scalar actual, double eps) {
String msg = "expected:<" + expected + "> but was:<" + actual + ">";
assertTrue(msg, Math.abs(expected.val[0] - actual.val[0]) < eps);
assertTrue(msg, Math.abs(expected.val[1] - actual.val[1]) < eps);
assertTrue(msg, Math.abs(expected.val[2] - actual.val[2]) < eps);
assertTrue(msg, Math.abs(expected.val[3] - actual.val[3]) < eps);
}
public static void assertArrayDMatchEquals(DMatch[] expected, DMatch[] actual, double epsilon) {
assertEquals(expected.length, actual.length);
for (int i = 0; i < expected.length; i++)
assertDMatchEqual(expected[i], actual[i], epsilon);
}
public static void assertListDMatchEquals(List<DMatch> expected, List<DMatch> actual, double epsilon) {
DMatch expectedArray[] = expected.toArray(new DMatch[0]);
DMatch actualArray[] = actual.toArray(new DMatch[0]);
assertArrayDMatchEquals(expectedArray, actualArray, epsilon);
}
public static void assertPointEquals(Point expected, Point actual, double eps) {
String msg = "expected:<" + expected + "> but was:<" + actual + ">";
assertEquals(msg, expected.x, actual.x, eps);
assertEquals(msg, expected.y, actual.y, eps);
}
public static void assertSizeEquals(Size expected, Size actual, double eps) {
String msg = "expected:<" + expected + "> but was:<" + actual + ">";
assertEquals(msg, expected.width, actual.width, eps);
assertEquals(msg, expected.height, actual.height, eps);
}
public static void assertPoint3Equals(Point3 expected, Point3 actual, double eps) {
String msg = "expected:<" + expected + "> but was:<" + actual + ">";
assertEquals(msg, expected.x, actual.x, eps);
assertEquals(msg, expected.y, actual.y, eps);
assertEquals(msg, expected.z, actual.z, eps);
}
static private void compareMats(Mat expected, Mat actual, boolean isEqualityMeasured) {
if (expected.type() != actual.type() || expected.cols() != actual.cols() || expected.rows() != actual.rows()) {
throw new UnsupportedOperationException("Can not compare " + expected + " and " + actual);
}
if (expected.depth() == CvType.CV_32F || expected.depth() == CvType.CV_64F) {
if (isEqualityMeasured)
throw new UnsupportedOperationException(
"Floating-point Mats must not be checked for exact match. Use assertMatEqual(Mat expected, Mat actual, double eps) instead.");
else
throw new UnsupportedOperationException(
"Floating-point Mats must not be checked for exact match. Use assertMatNotEqual(Mat expected, Mat actual, double eps) instead.");
}
Mat diff = new Mat();
Core.absdiff(expected, actual, diff);
Mat reshaped = diff.reshape(1);
int mistakes = Core.countNonZero(reshaped);
reshaped.release();
diff.release();
if (isEqualityMeasured)
assertTrue("Mats are different in " + mistakes + " points", 0 == mistakes);
else
assertFalse("Mats are equal", 0 == mistakes);
}
static private void compareMats(Mat expected, Mat actual, double eps, boolean isEqualityMeasured) {
if (expected.type() != actual.type() || expected.cols() != actual.cols() || expected.rows() != actual.rows()) {
throw new UnsupportedOperationException("Can not compare " + expected + " and " + actual);
}
Mat diff = new Mat();
Core.absdiff(expected, actual, diff);
double maxDiff = Core.norm(diff, Core.NORM_INF);
if (isEqualityMeasured)
assertTrue("Max difference between expected and actiual Mats is "+ maxDiff + ", that bigger than " + eps,
Core.checkRange(diff, true, 0.0, eps));
else
assertFalse("Max difference between expected and actiual Mats is "+ maxDiff + ", that less than " + eps,
Core.checkRange(diff, true, 0.0, eps));
}
protected static String readFile(String path) {
FileInputStream stream = null;
try {
stream = new FileInputStream(new File(path));
FileChannel fc = stream.getChannel();
MappedByteBuffer bb = fc.map(FileChannel.MapMode.READ_ONLY, 0,
fc.size());
return Charset.defaultCharset().decode(bb).toString();
} catch (IOException e) {
OpenCVTestRunner.Log("Failed to read file \"" + path
+ "\". Exception is thrown: " + e);
return null;
} finally {
if (stream != null)
try {
stream.close();
} catch (IOException e) {
OpenCVTestRunner.Log("Exception is thrown: " + e);
}
}
}
protected static void writeFile(String path, String content) {
FileOutputStream stream = null;
try {
stream = new FileOutputStream(new File(path));
FileChannel fc = stream.getChannel();
fc.write(Charset.defaultCharset().encode(content));
} catch (IOException e) {
OpenCVTestRunner.Log("Failed to write file \"" + path
+ "\". Exception is thrown: " + e);
} finally {
if (stream != null)
try {
stream.close();
} catch (IOException e) {
OpenCVTestRunner.Log("Exception is thrown: " + e);
}
}
}
}

44
modules/java/java_test/src/org/opencv/test/OpenCVTestRunner.java Normal file
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@ -0,0 +1,44 @@
package org.opencv.test;
import java.io.File;
import java.io.IOException;
import junit.framework.Assert;
import org.opencv.core.Mat;
public class OpenCVTestRunner {
public static String LENA_PATH = "";
public static String CHESS_PATH = "";
public static String LBPCASCADE_FRONTALFACE_PATH = "";
private static String TAG = "opencv_test_java";
public static String getTempFileName(String extension)
{
if (!extension.startsWith("."))
extension = "." + extension;
try {
File tmp = File.createTempFile("OpenCV", extension);
String path = tmp.getAbsolutePath();
tmp.delete();
return path;
} catch (IOException e) {
Log("Failed to get temp file name. Exception is thrown: " + e);
}
return null;
}
static public void Log(String message) {
System.out.println(TAG + " :: " + message);
}
static public void Log(Mat m) {
System.out.println(TAG + " :: " + m + "\n " + m.dump());
}
public static String getOutputFileName(String name)
{
return getTempFileName(name);
}
}