Examples with FunctionDescriptor jdk.incubator.foreign.FunctionDescriptor used on opensource projects

Example 86 with FunctionDescriptor

use of jdk.incubator.foreign.FunctionDescriptor in project openj9 by eclipse.

the class InvalidDownCallTests method test_invalidIntegerTypeOnReturn.

@Test(expectedExceptions = IllegalArgumentException.class, expectedExceptionsMessageRegExp = "The return type must be .*")
public void test_invalidIntegerTypeOnReturn() throws Throwable {
    MethodType mt = MethodType.methodType(Integer.class, int.class, int.class);
    FunctionDescriptor fd = FunctionDescriptor.of(C_INT, C_INT, C_INT);
    Addressable functionSymbol = nativeLibLookup.lookup("add2Ints").get();
    MethodHandle mh = clinker.downcallHandle(functionSymbol, mt, fd);
    fail("Failed to throw out IllegalArgumentException in the case of the Integer return type");
}

Example 87 with FunctionDescriptor

use of jdk.incubator.foreign.FunctionDescriptor in project openj9 by eclipse.

the class InvalidDownCallTests method test_invalidByteTypeArgument.

@Test(expectedExceptions = IllegalArgumentException.class, expectedExceptionsMessageRegExp = "The passed-in argument type at index .*")
public void test_invalidByteTypeArgument() throws Throwable {
    MethodType mt = MethodType.methodType(byte.class, Byte.class, byte.class);
    FunctionDescriptor fd = FunctionDescriptor.of(C_CHAR, C_CHAR, C_CHAR);
    Addressable functionSymbol = nativeLibLookup.lookup("add2Bytes").get();
    MethodHandle mh = clinker.downcallHandle(functionSymbol, mt, fd);
    fail("Failed to throw out IllegalArgumentException in the case of the Byte argument");
}

Example 88 with FunctionDescriptor

use of jdk.incubator.foreign.FunctionDescriptor in project openj9 by eclipse.

the class InvalidDownCallTests method test_invalidLongTypeArgument.

@Test(expectedExceptions = IllegalArgumentException.class, expectedExceptionsMessageRegExp = "The passed-in argument type at index .*")
public void test_invalidLongTypeArgument() throws Throwable {
    MethodType mt = MethodType.methodType(long.class, long.class, Long.class);
    FunctionDescriptor fd = FunctionDescriptor.of(longLayout, longLayout, longLayout);
    Addressable functionSymbol = nativeLibLookup.lookup("add2Longs").get();
    MethodHandle mh = clinker.downcallHandle(functionSymbol, mt, fd);
    fail("Failed to throw out IllegalArgumentException in the case of the Long argument");
}

Example 89 with FunctionDescriptor

use of jdk.incubator.foreign.FunctionDescriptor in project openj9 by eclipse.

the class InvalidDownCallTests method test_mismatchedIntArgLayoutWithLongType.

@Test(expectedExceptions = IllegalArgumentException.class, expectedExceptionsMessageRegExp = "Mismatched size .*")
public void test_mismatchedIntArgLayoutWithLongType() throws Throwable {
    MethodType mt = MethodType.methodType(long.class, long.class, long.class);
    FunctionDescriptor fd = FunctionDescriptor.of(longLayout, longLayout, C_INT);
    Addressable functionSymbol = nativeLibLookup.lookup("add2Longs").get();
    MethodHandle mh = clinker.downcallHandle(functionSymbol, mt, fd);
    fail("Failed to throw out IllegalArgumentException in the case of the mismatched int layout");
}

Example 90 with FunctionDescriptor

use of jdk.incubator.foreign.FunctionDescriptor in project openj9 by eclipse.

the class InvalidDownCallTests method test_invalidByteTypeOnReturn.

@Test(expectedExceptions = IllegalArgumentException.class, expectedExceptionsMessageRegExp = "The return type must be .*")
public void test_invalidByteTypeOnReturn() throws Throwable {
    MethodType mt = MethodType.methodType(Byte.class, byte.class, byte.class);
    FunctionDescriptor fd = FunctionDescriptor.of(C_CHAR, C_CHAR, C_CHAR);
    Addressable functionSymbol = nativeLibLookup.lookup("add2Bytes").get();
    MethodHandle mh = clinker.downcallHandle(functionSymbol, mt, fd);
    fail("Failed to throw out IllegalArgumentException in the case of the Byte return type");
}