1 /* 2 * Copyright (C) 2009 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17 #ifndef HELPER_H 18 #define HELPER_H 19 20 #include <jni.h> 21 22 #ifdef __cplusplus 23 extern "C" { 24 #endif 25 26 /** A JNI test function */ 27 typedef char *JniTestFunction(JNIEnv *env); 28 29 /** 30 * Used as arguments to runTest(), it takes a simple name and expands 31 * it to both a string name and function pointer. 32 */ 33 #define RUN_TEST(name) #name, test_##name 34 35 /** 36 * Standard function delcaration for a test of the JNI function with 37 * the given name. The function is static, returns a (char *), and 38 * takes a (JNIEnv *) named "env". 39 */ 40 #define TEST_DECLARATION(name) static char *test_##name(JNIEnv *env) /* NOLINT */ 41 42 /** 43 * Logs and returns an error message, passed and formatted in printf() 44 * style. The returned string should be freed by calling free(). 45 * 46 * @param format printf format string 47 * @param ... printf-style arguments 48 * @return an allocated (char *) containing the formatted result 49 */ 50 char *failure(const char *format, ...) __attribute__((format(printf, 1, 2))); 51 52 /** 53 * Runs a list of tests. It will run all the tests, collecting as output 54 * information about all the failures. If non-null, the return value should 55 * be freed by calling free(). 56 * 57 * @param env the JNI environment to pass to tests 58 * @param ... the tests to run as name-function pairs, ending with a NULL 59 * @return a string containing information about all the failures 60 */ 61 char *runJniTests(JNIEnv *env, ...); 62 63 #ifdef __cplusplus 64 } 65 #endif 66 67 #endif // HELPER_H 68
