Add unit test for issue #476

Author: Mihail Slavchev

test-app/app/src/main/assets/app/tests/exceptionHandlingTests.js

@@ -280,7 +280,6 @@ describe("Tests exception handling ", function () {
 		}
 
 		expect(exceptionCaught).toBe(true);
-		
 	});
 
 	it("should not wrap the thrown exception into NativeScriptException", function () {
@@ -311,4 +310,17 @@ describe("Tests exception handling ", function () {
 		expect(e2.getCause().getClass()).toBe(java.io.IOException.class);
 	});
 
+	it("should successfully catch Java exception when getStackTrace fails", function () {
+	    var test = new com.tns.tests.ExceptionHandlingTest();
+	    var exceptionCaught = false;
+	    var errMsg;
+	    try {
+	        test.throwException();
+	    } catch (e) {
+	        exceptionCaught = true;
+	        errMsg = e.toString();
+	    }
+	    expect(exceptionCaught).toBe(true);
+	    expect(errMsg).toBe("Error: Unknown error. Cannot get error message.");
+	});
 });

test-app/app/src/main/assets/metadata/treeNodeStream.dat

@@ -7,6 +7,16 @@
 
 public class ExceptionHandlingTest
 {
+	private static class BadException extends Exception
+	{
+		public BadException() {}
+
+		@Override
+		public StackTraceElement[] getStackTrace() {
+			throw new RuntimeException();
+		}
+	}
+
 	public void triggerEvent1(String s, int n) throws Exception
 	{
 		this.onEvent1(s, n);
@@ -51,4 +61,8 @@ public void getExceptionRec(String s, int n)
 	{
 		this.onGetFile(s, n);
 	}
+
+    public void throwException() throws BadException {
+        throw new BadException();
+    }
 }