def testEagerCalledByNativesOption(self):
test_data = """
package org.chromium.example.jni_generator;
/** The pointer to the native Test. */
long nativeTest;
class Test {
private static native boolean nativeInitNativeClass();
private static native int nativeMethod(long nativeTest, int arg1);
@CalledByNative
private void testMethodWithParam(int iParam);
@CalledByNative
private static int testStaticMethodWithParam(int iParam);
@CalledByNative
private static double testMethodWithNoParam();
@CalledByNative
private static String testStaticMethodWithNoParam();
}
"""
options = TestOptions()
options.jni_init_native_name = 'nativeInitNativeClass'
options.eager_called_by_natives = True
jni_from_java = jni_generator.JNIFromJavaSource(
test_data, 'org/chromium/example/jni_generator/Test', options)
self.assertGoldenTextEquals(jni_from_java.GetContent())
def testJarJarRemapping(self):
test_data = """
package org.chromium.example.jni_generator;
import org.chromium.example2.Test;
import org.chromium.example3.PrefixFoo;
import org.chromium.example3.Prefix;
import org.chromium.example3.Bar$Inner;
class Example {
private static native void nativeTest(Test t);
private static native void nativeTest2(PrefixFoo t);
private static native void nativeTest3(Prefix t);
private static native void nativeTest4(Bar$Inner t);
}
"""
jni_generator.JniParams.SetJarJarMappings(
"""rule org.chromium.example.** com.test.@1
rule org.chromium.example2.** org.test2.@1
rule org.chromium.example3.Prefix org.test3.Test
rule org.chromium.example3.Bar$** org.test3.TestBar$@1""")
jni_from_java = jni_generator.JNIFromJavaSource(
test_data, 'org/chromium/example/jni_generator/Example',
TestOptions())
jni_generator.JniParams.SetJarJarMappings('')
self.assertGoldenTextEquals(jni_from_java.GetContent())
def testJniSelfDocumentingExample(self):
script_dir = os.path.dirname(sys.argv[0])
content = file(os.path.join(script_dir, 'SampleForTests.java')).read()
golden_content = file(
os.path.join(script_dir, 'golden_sample_for_tests_jni.h')).read()
jni_from_java = jni_generator.JNIFromJavaSource(
content, 'org/chromium/example/jni_generator/SampleForTests')
self.assertTextEquals(golden_content, jni_from_java.GetContent())
def testNonMainDexFile(self):
test_data = """
package org.chromium.example.jni_generator;
class Test {
private static native int nativeStaticMethod(long nativeTest, int arg1);
}
"""
options = TestOptions()
jni_from_java = jni_generator.JNIFromJavaSource(
test_data, 'org/chromium/foo/Bar', options)
self.assertGoldenTextEquals(jni_from_java.GetContent())
def testPureNativeMethodsOption(self):
test_data = """
package org.chromium.example.jni_generator;
/** The pointer to the native Test. */
long nativeTest;
class Test {
private static native long nativeMethod(long nativeTest, int arg1);
}
"""
options = TestOptions()
options.pure_native_methods = True
jni_from_java = jni_generator.JNIFromJavaSource(
test_data, 'org/chromium/example/jni_generator/Test', options)
self.assertGoldenTextEquals(jni_from_java.GetContent())
def testNoWrappingPreprocessorLines(self):
test_data = """
package com.google.lookhowextremelylongiam.snarf.icankeepthisupallday;
class ReallyLongClassNamesAreAllTheRage {
private static native int nativeTest();
}
"""
jni_from_java = jni_generator.JNIFromJavaSource(
test_data, ('com/google/lookhowextremelylongiam/snarf/'
'icankeepthisupallday/ReallyLongClassNamesAreAllTheRage'))
jni_lines = jni_from_java.GetContent().split('\n')
line = filter(lambda line: line.lstrip().startswith('#ifndef'),
jni_lines)[0]
self.assertTrue(len(line) > 80,
('Expected #ifndef line to be > 80 chars: ', line))
def testJniSelfDocumentingExample(self):
script_dir = os.path.dirname(sys.argv[0])
content = file(os.path.join(script_dir,
'java/src/org/chromium/example/jni_generator/SampleForTests.java')
).read()
golden_file = os.path.join(script_dir, 'SampleForTests_jni.golden')
golden_content = file(golden_file).read()
jni_from_java = jni_generator.JNIFromJavaSource(
content, 'org/chromium/example/jni_generator/SampleForTests',
TestOptions())
generated_text = jni_from_java.GetContent()
if not self.compareText(golden_content, generated_text):
if os.environ.get(REBASELINE_ENV):
with file(golden_file, 'w') as f:
f.write(generated_text)
return
self.fail('testJniSelfDocumentingExample')
def testSingleJNIAdditionalImport(self):
test_data = """
package org.chromium.foo;
@JNIAdditionalImport(Bar.class)
class Foo {
@CalledByNative
private static void calledByNative(Bar.Callback callback) {
}
private static native void nativeDoSomething(Bar.Callback callback);
}
"""
jni_from_java = jni_generator.JNIFromJavaSource(
test_data, 'org/chromium/foo/Foo', TestOptions())
self.assertGoldenTextEquals(jni_from_java.GetContent())
def testJNIInitNativeNameOption(self):
test_data = """
package org.chromium.example.jni_generator;
/** The pointer to the native Test. */
long nativeTest;
class Test {
private static native boolean nativeInitNativeClass();
private static native int nativeMethod(long nativeTest, int arg1);
}
"""
options = TestOptions()
options.jni_init_native_name = 'nativeInitNativeClass'
jni_from_java = jni_generator.JNIFromJavaSource(
test_data, 'org/chromium/example/jni_generator/Test', options)
self.assertGoldenTextEquals(jni_from_java.GetContent())
def testREForNatives(self):
# We should not match "native SyncSetupFlow" inside the comment.
test_data = """
/**
* Invoked when the setup process is complete so we can disconnect from the
* native-side SyncSetupFlowHandler.
*/
public void destroy() {
Log.v(TAG, "Destroying native SyncSetupFlow");
if (mNativeSyncSetupFlow != 0) {
nativeSyncSetupEnded(mNativeSyncSetupFlow);
mNativeSyncSetupFlow = 0;
}
}
private native void nativeSyncSetupEnded(
int nativeAndroidSyncSetupFlowHandler);
"""
jni_from_java = jni_generator.JNIFromJavaSource(test_data, 'foo/bar')
def runNativeExportsOption(self, optional):
test_data = """
package org.chromium.example.jni_generator;
/** The pointer to the native Test. */
long nativeTest;
class Test {
private static native boolean nativeInitNativeClass();
private static native int nativeStaticMethod(long nativeTest, int arg1);
private native int nativeMethod(long nativeTest, int arg1);
@CalledByNative
private void testMethodWithParam(int iParam);
@CalledByNative
private String testMethodWithParamAndReturn(int iParam);
@CalledByNative
private static int testStaticMethodWithParam(int iParam);
@CalledByNative
private static double testMethodWithNoParam();
@CalledByNative
private static String testStaticMethodWithNoParam();
class MyInnerClass {
@NativeCall("MyInnerClass")
private native int nativeInit();
}
class MyOtherInnerClass {
@NativeCall("MyOtherInnerClass")
private native int nativeInit();
}
}
"""
options = TestOptions()
options.jni_init_native_name = 'nativeInitNativeClass'
options.native_exports = True
options.native_exports_optional = optional
jni_from_java = jni_generator.JNIFromJavaSource(
test_data, 'org/chromium/example/jni_generator/SampleForTests',
options)
return jni_from_java.GetContent()
def testTracing(self):
test_data = """
package org.chromium.foo;
@JNINamespace("org::chromium_foo")
class Foo {
@CalledByNative
Foo();
@CalledByNative
void callbackFromNative();
native void nativeInstanceMethod(long nativeInstance);
static native void nativeStaticMethod();
}
"""
options_with_tracing = TestOptions()
options_with_tracing.enable_tracing = True
jni_from_java = jni_generator.JNIFromJavaSource(
test_data, 'org/chromium/foo/Foo', options_with_tracing)
self.assertGoldenTextEquals(jni_from_java.GetContent())
def testNativeExportsOnlyOption(self):
test_data = """
package org.chromium.example.jni_generator;
/** The pointer to the native Test. */
long nativeTest;
class Test {
private static native int nativeStaticMethod(long nativeTest, int arg1);
private native int nativeMethod(long nativeTest, int arg1);
@CalledByNative
private void testMethodWithParam(int iParam);
@CalledByNative
private String testMethodWithParamAndReturn(int iParam);
@CalledByNative
private static int testStaticMethodWithParam(int iParam);
@CalledByNative
private static double testMethodWithNoParam();
@CalledByNative
private static String testStaticMethodWithNoParam();
class MyInnerClass {
@NativeCall("MyInnerClass")
private native int nativeInit();
}
class MyOtherInnerClass {
@NativeCall("MyOtherInnerClass")
private native int nativeInit();
}
}
"""
options = TestOptions()
options.native_exports_optional = False
jni_from_java = jni_generator.JNIFromJavaSource(
test_data, 'org/chromium/example/jni_generator/SampleForTests',
options)
self.assertGoldenTextEquals(jni_from_java.GetContent())
def willRaise():
jni_generator.JNIFromJavaSource(
test_data,
'org/chromium/media/VideoCaptureFactory',
TestOptions())
def generate(import_clause):
jni_generator.JNIFromJavaSource(
test_data % {'IMPORT': import_clause},
'org/chromium/android_webview/AwContentStatics', TestOptions())
