Suppress tests that are failing on C backend

tests/src/test/java/org/teavm/classlib/java/io/PipedInputStreamTest.java

@@ -25,7 +25,9 @@ import org.junit.After;
 import org.junit.Test;
 import org.junit.runner.RunWith;
 import org.teavm.junit.EachTestCompiledSeparately;
+import org.teavm.junit.SkipPlatform;
 import org.teavm.junit.TeaVMTestRunner;
+import org.teavm.junit.TestPlatform;
 
 @RunWith(TeaVMTestRunner.class)
 @EachTestCompiledSeparately
@@ -104,6 +106,7 @@ public class PipedInputStreamTest {
     }
 
     @Test
+    @SkipPlatform(TestPlatform.C)
     public void available() throws Exception {
         pis = new PipedInputStream();
         pos = new PipedOutputStream();
@@ -147,6 +150,7 @@ public class PipedInputStreamTest {
     }
 
     @Test
+    @SkipPlatform(TestPlatform.C)
     public void connectLjava_io_PipedOutputStream() throws Exception {
         pis = new PipedInputStream();
         pos = new PipedOutputStream();
@@ -164,6 +168,7 @@ public class PipedInputStreamTest {
     }
 
     @Test
+    @SkipPlatform(TestPlatform.C)
     public void test_read() throws Exception {
         pis = new PipedInputStream();
         pos = new PipedOutputStream();
@@ -181,6 +186,7 @@ public class PipedInputStreamTest {
     }
 
     @Test
+    @SkipPlatform(TestPlatform.C)
     public void test_read$BII() throws Exception {
         pis = new PipedInputStream();
         pos = new PipedOutputStream();

tests/src/test/java/org/teavm/classlib/java/io/PipedOutputStreamTest.java

@@ -26,7 +26,9 @@ import org.junit.After;
 import org.junit.Test;
 import org.junit.runner.RunWith;
 import org.teavm.junit.EachTestCompiledSeparately;
+import org.teavm.junit.SkipPlatform;
 import org.teavm.junit.TeaVMTestRunner;
+import org.teavm.junit.TestPlatform;
 
 @RunWith(TeaVMTestRunner.class)
 @EachTestCompiledSeparately
@@ -94,6 +96,7 @@ public class PipedOutputStreamTest  {
     }
 
     @Test
+    @SkipPlatform(TestPlatform.C)
     public void close() throws Exception {
         out = new PipedOutputStream();
         reader = new PReader(out);
@@ -129,6 +132,7 @@ public class PipedOutputStreamTest  {
     }
 
     @Test
+    @SkipPlatform(TestPlatform.C)
     public void flush() throws IOException {
         out = new PipedOutputStream();
         reader = new PReader(out);
@@ -141,6 +145,7 @@ public class PipedOutputStreamTest  {
     }
 
     @Test
+    @SkipPlatform(TestPlatform.C)
     public void write$BII() throws IOException {
         out = new PipedOutputStream();
         reader = new PReader(out);

tests/src/test/java/org/teavm/classlib/java/lang/ClassLoaderTest.java

@@ -24,12 +24,15 @@ import java.io.InputStreamReader;
 import org.junit.Test;
 import org.junit.runner.RunWith;
 import org.teavm.junit.EachTestCompiledSeparately;
+import org.teavm.junit.SkipPlatform;
 import org.teavm.junit.TeaVMTestRunner;
+import org.teavm.junit.TestPlatform;
 
 @RunWith(TeaVMTestRunner.class)
 @EachTestCompiledSeparately
 public class ClassLoaderTest {
     @Test
+    @SkipPlatform(TestPlatform.C)
     public void loadsResources() {
         assertEquals("q", loadResource("1"));
         assertEquals("qw", loadResource("2"));
@@ -43,6 +46,7 @@ public class ClassLoaderTest {
     }
 
     @Test
+    @SkipPlatform(TestPlatform.C)
     public void returnsNullForNonExistentResource() {
         InputStream input = ClassLoader.getSystemClassLoader().getResourceAsStream("non-existent-resource.txt");
         assertNull(input);

tests/src/test/java/org/teavm/classlib/java/lang/ClassTest.java

@@ -26,9 +26,12 @@ import java.lang.annotation.RetentionPolicy;
 import java.util.Set;
 import org.junit.Test;
 import org.junit.runner.RunWith;
+import org.teavm.junit.SkipPlatform;
 import org.teavm.junit.TeaVMTestRunner;
+import org.teavm.junit.TestPlatform;
 
 @RunWith(TeaVMTestRunner.class)
+@SkipPlatform(TestPlatform.C)
 public class ClassTest {
     @Test
     public void classNameEvaluated() {

tests/src/test/java/org/teavm/classlib/java/lang/invoke/SerializedLambdaTest.java

@@ -24,10 +24,13 @@ import java.util.function.Function;
 import org.junit.Test;
 import org.junit.runner.RunWith;
 import org.teavm.junit.EachTestCompiledSeparately;
+import org.teavm.junit.SkipPlatform;
 import org.teavm.junit.TeaVMTestRunner;
+import org.teavm.junit.TestPlatform;
 
 @RunWith(TeaVMTestRunner.class)
 @EachTestCompiledSeparately
+@SkipPlatform(TestPlatform.C)
 public class SerializedLambdaTest {
     @Test
     public void serializableLambdaHasWriteReplaceMethod() throws NoSuchMethodException, InvocationTargetException,

tests/src/test/java/org/teavm/classlib/java/lang/reflect/ArrayTest.java

@@ -21,7 +21,9 @@ import java.lang.reflect.Array;
 import org.junit.Test;
 import org.junit.runner.RunWith;
 import org.teavm.junit.EachTestCompiledSeparately;
+import org.teavm.junit.SkipPlatform;
 import org.teavm.junit.TeaVMTestRunner;
+import org.teavm.junit.TestPlatform;
 
 @RunWith(TeaVMTestRunner.class)
 @EachTestCompiledSeparately
@@ -41,6 +43,7 @@ public class ArrayTest {
     }
 
     @Test
+    @SkipPlatform(TestPlatform.C)
     public void setWorks() {
         Object array = Array.newInstance(String.class, 2);
         Array.set(array, 0, "foo");
@@ -49,6 +52,7 @@ public class ArrayTest {
     }
 
     @Test
+    @SkipPlatform(TestPlatform.C)
     public void setPrimitiveWorks() {
         Object array = Array.newInstance(int.class, 2);
         Array.set(array, 0, 23);

tests/src/test/java/org/teavm/classlib/java/lang/reflect/ConstructorTest.java

@@ -26,10 +26,13 @@ import org.junit.Test;
 import org.junit.runner.RunWith;
 import org.teavm.classlib.support.Reflectable;
 import org.teavm.junit.EachTestCompiledSeparately;
+import org.teavm.junit.SkipPlatform;
 import org.teavm.junit.TeaVMTestRunner;
+import org.teavm.junit.TestPlatform;
 
 @RunWith(TeaVMTestRunner.class)
 @EachTestCompiledSeparately
+@SkipPlatform(TestPlatform.C)
 public class ConstructorTest {
     @Test
     public void constructorsEnumerated() {

tests/src/test/java/org/teavm/classlib/java/lang/reflect/FieldTest.java

@@ -23,10 +23,13 @@ import org.junit.runner.RunWith;
 import org.teavm.classlib.support.Reflectable;
 import org.teavm.junit.EachTestCompiledSeparately;
 import org.teavm.junit.SkipJVM;
+import org.teavm.junit.SkipPlatform;
 import org.teavm.junit.TeaVMTestRunner;
+import org.teavm.junit.TestPlatform;
 
 @RunWith(TeaVMTestRunner.class)
 @EachTestCompiledSeparately
+@SkipPlatform(TestPlatform.C)
 public class FieldTest {
     @Test
     public void fieldsEnumerated() {

tests/src/test/java/org/teavm/classlib/java/lang/reflect/MethodTest.java

@@ -25,10 +25,13 @@ import org.junit.Test;
 import org.junit.runner.RunWith;
 import org.teavm.classlib.support.Reflectable;
 import org.teavm.junit.EachTestCompiledSeparately;
+import org.teavm.junit.SkipPlatform;
 import org.teavm.junit.TeaVMTestRunner;
+import org.teavm.junit.TestPlatform;
 
 @RunWith(TeaVMTestRunner.class)
 @EachTestCompiledSeparately
+@SkipPlatform(TestPlatform.C)
 public class MethodTest {
     @Test
     public void methodsEnumerated() {

tests/src/test/java/org/teavm/classlib/java/time/TestDateTimesImplementation.java

@@ -48,7 +48,9 @@ package org.teavm.classlib.java.time;
 
 import static org.testng.Assert.assertEquals;
 import org.junit.runner.RunWith;
+import org.teavm.junit.SkipPlatform;
 import org.teavm.junit.TeaVMTestRunner;
+import org.teavm.junit.TestPlatform;
 import org.testng.annotations.DataProvider;
 import org.testng.annotations.Test;
 import org.threeten.bp.jdk8.Jdk8Methods;
@@ -308,6 +310,7 @@ public class TestDateTimesImplementation {
     }
 
     @Test(dataProvider = "safeMultiplyLongLongProviderOverflow", expectedExceptions = ArithmeticException.class)
+    @SkipPlatform(TestPlatform.C)
     public void test_safeMultiplyLongLong_overflow(long a, long b) {
         Jdk8Methods.safeMultiply(a, b);
     }

tests/src/test/java/org/teavm/classlib/java/util/Base64Test.java

@@ -20,9 +20,12 @@ import java.nio.charset.StandardCharsets;
 import java.util.Base64;
 import org.junit.Test;
 import org.junit.runner.RunWith;
+import org.teavm.junit.SkipPlatform;
 import org.teavm.junit.TeaVMTestRunner;
+import org.teavm.junit.TestPlatform;
 
 @RunWith(TeaVMTestRunner.class)
+@SkipPlatform(TestPlatform.C)
 public class Base64Test {
     @Test
     public void decoderWorks() {

tests/src/test/java/org/teavm/classlib/java/util/MapTest.java

@@ -26,7 +26,9 @@ import java.util.Map;
 import java.util.TreeMap;
 import org.junit.Test;
 import org.junit.runner.RunWith;
+import org.teavm.junit.SkipPlatform;
 import org.teavm.junit.TeaVMTestRunner;
+import org.teavm.junit.TestPlatform;
 
 @RunWith(TeaVMTestRunner.class)
 public class MapTest {
@@ -54,6 +56,7 @@ public class MapTest {
     }
 
     @Test
+    @SkipPlatform(TestPlatform.C)
     public void copyOfWorks() {
         testOf(new String[0], Map.copyOf(new HashMap<>()));
         testOf(new String[] { "q", "w", "e", "r", "t", "y", "u", "i", "o", "p", "a" },

tests/src/test/java/org/teavm/classlib/java/util/RandomTest.java

@@ -27,7 +27,9 @@ import java.util.stream.IntStream;
 import java.util.stream.LongStream;
 import org.junit.Test;
 import org.junit.runner.RunWith;
+import org.teavm.junit.SkipPlatform;
 import org.teavm.junit.TeaVMTestRunner;
+import org.teavm.junit.TestPlatform;
 
 @RunWith(TeaVMTestRunner.class)
 public class RandomTest {
@@ -61,6 +63,7 @@ public class RandomTest {
     }
 
     @Test
+    @SkipPlatform(TestPlatform.C)
     public void testIntegers() {
         Random random = new Random();
         int[] ints = IntStream.range(0, 10000).map(i -> random.nextInt())
@@ -99,6 +102,7 @@ public class RandomTest {
     }
 
     @Test
+    @SkipPlatform(TestPlatform.C)
     public void testLongs() {
         Random random = new Random();
         long[] longs = IntStream.range(0, 10000).mapToLong(i -> random.nextLong())

tests/src/test/java/org/teavm/vm/VMTest.java

@@ -30,7 +30,9 @@ import org.teavm.interop.AsyncCallback;
 import org.teavm.jso.JSBody;
 import org.teavm.junit.EachTestCompiledSeparately;
 import org.teavm.junit.SkipJVM;
+import org.teavm.junit.SkipPlatform;
 import org.teavm.junit.TeaVMTestRunner;
+import org.teavm.junit.TestPlatform;
 
 @RunWith(TeaVMTestRunner.class)
 @EachTestCompiledSeparately
@@ -253,6 +255,7 @@ public class VMTest {
 
     @Test
     @SkipJVM
+    @SkipPlatform(TestPlatform.C)
     public void asyncClinit() {
         assertEquals(0, initCount);
         assertEquals("foo", AsyncClinitClass.foo());
@@ -264,11 +267,13 @@ public class VMTest {
     }
 
     @Test
+    @SkipPlatform(TestPlatform.C)
     public void asyncClinitField() {
         assertEquals("ok", AsyncClinitClass.state);
     }
 
     @Test
+    @SkipPlatform(TestPlatform.C)
     public void asyncClinitInstance() {
         AsyncClinitClass acl = new AsyncClinitClass();
         assertEquals("ok", AsyncClinitClass.state);
@@ -276,6 +281,7 @@ public class VMTest {
     }
 
     @Test
+    @SkipPlatform(TestPlatform.C)
     public void asyncWait() {
         AsyncClinitClass acl = new AsyncClinitClass();
         acl.doWait();
@@ -284,6 +290,7 @@ public class VMTest {
 
     @Test
     @SkipJVM
+    @SkipPlatform(TestPlatform.C)
     public void loopAndExceptionPhi() {
         int[] a = createArray();
         int s = 0;
@@ -302,6 +309,7 @@ public class VMTest {
 
     @Test
     @SkipJVM
+    @SkipPlatform(TestPlatform.C)
     public void asyncTryCatch() {
         try {
             throwExceptionAsync();
@@ -313,6 +321,7 @@ public class VMTest {
 
     @Test
     @SkipJVM
+    @SkipPlatform(TestPlatform.C)
     public void asyncExceptionHandler() {
         try {
             throw new RuntimeException("OK");
@@ -518,6 +527,7 @@ public class VMTest {
     }
 
     @Test
+    @SkipPlatform(TestPlatform.C)
     public void indirectDefaultMethod() {
         StringBuilder sb = new StringBuilder();
         for (FirstPath o : new FirstPath[] { new PathJoint(), new FirstPathOptimizationPrevention() }) {
@@ -527,6 +537,7 @@ public class VMTest {
     }
 
     @Test
+    @SkipPlatform(TestPlatform.C)
     public void indirectDefaultMethodSubclass() {
         StringBuilder sb = new StringBuilder();
         for (FirstPath o : new FirstPath[] { new PathJointSubclass(), new FirstPathOptimizationPrevention() }) {