/** Test of runScriptlet method, of class ScriptingContainer. */
@Test
public void testRunScriptlet_InputStream_String() throws FileNotFoundException {
System.out.println("runScriptlet(istream, filename)");
InputStream istream = null;
String filename = "";
ScriptingContainer instance = new ScriptingContainer();
Object expResult = null;
Object result = instance.runScriptlet(istream, filename);
assertEquals(expResult, result);
filename = "org/jruby/embed/ruby/law_of_cosines.rb";
istream = getClass().getClassLoader().getResourceAsStream(filename);
instance.put("@a", 2.0);
instance.put("@b", 2 * Math.sqrt(3.0));
instance.put("@c", 2.0);
List<Double> angles = (List<Double>) instance.runScriptlet(istream, filename);
// this result goes to 30.00000000000004,30.00000000000004,120.0.
// these should be 30.0, 30.0, 120.0. conversion precision error?
System.out.println(angles.get(0) + ", " + angles.get(1) + ", " + angles.get(2));
assertEquals(30.0, angles.get(0), 0.00001);
assertEquals(30.0, angles.get(1), 0.00001);
assertEquals(120.0, angles.get(2), 0.00001);
instance.getVarMap().clear();
instance = null;
}
/** Test of parse method, of class ScriptingContainer. */
@Test
public void testParse_3args_2() {
System.out.println("parse(type, filename, lines)");
PathType type = null;
String filename = "";
int[] lines = null;
String basedir = System.getProperty("user.dir");
String[] paths = {basedir + "/lib/ruby/1.8"};
ScriptingContainer instance = new ScriptingContainer();
instance.getProvider().setLoadPaths(Arrays.asList(paths));
EmbedEvalUnit result;
try {
result = instance.parse(type, filename, lines);
} catch (RuntimeException e) {
assertTrue(e.getCause() instanceof FileNotFoundException);
}
filename = basedir + "/test/org/jruby/embed/ruby/next_year.rb";
result = instance.parse(PathType.ABSOLUTE, filename);
IRubyObject ret = result.run();
assertEquals(getNextYear(), ret.toJava(Integer.class));
StringWriter writer = new StringWriter();
instance.setWriter(writer);
String[] planets = {
"Mercury", "Venus", "Earth", "Mars", "Jupiter", "Saturn", "Uranus", "Neptune"
};
instance.put("@list", Arrays.asList(planets));
filename = "/test/org/jruby/embed/ruby/list_printer.rb";
result = instance.parse(PathType.RELATIVE, filename);
ret = result.run();
String expResult =
"Mercury >> Venus >> Earth >> Mars >> Jupiter >> Saturn >> Uranus >> Neptune: 8 in total";
assertEquals(expResult, writer.toString().trim());
writer = new StringWriter();
instance.setWriter(writer);
planets = new String[] {"水星", "金星", "地球", "火星", "木星", "土星", "天王星", "海王星"};
instance.put("@list", Arrays.asList(planets));
filename = "org/jruby/embed/ruby/list_printer.rb";
result = instance.parse(PathType.CLASSPATH, filename);
ret = result.run();
expResult = "水星 >> 金星 >> 地球 >> 火星 >> 木星 >> 土星 >> 天王星 >> 海王星: 8 in total";
assertEquals(expResult, writer.toString().trim());
filename = "org/jruby/embed/ruby/raises_parse_error.rb";
writer = new StringWriter();
instance.setErrorWriter(writer);
try {
instance.parse(PathType.CLASSPATH, filename, 2);
} catch (Exception e) {
System.out.println(writer.toString());
assertTrue(writer.toString().contains(filename + ":7:"));
}
instance.getVarMap().clear();
instance = null;
}
/** Test of runScriptlet method, of class ScriptingContainer. */
@Test
public void testRunScriptlet_PathType_String() {
System.out.println("runScriptlet(type, filename)");
PathType type = null;
String filename = "";
String basedir = System.getProperty("user.dir");
String[] paths = {basedir + "/lib/ruby/1.8"};
ScriptingContainer instance = new ScriptingContainer();
instance.getProvider().setLoadPaths(Arrays.asList(paths));
Object expResult = null;
Object result;
try {
result = instance.parse(type, filename);
} catch (RuntimeException e) {
assertTrue(e.getCause() instanceof FileNotFoundException);
}
// absolute path
filename = basedir + "/test/org/jruby/embed/ruby/next_year.rb";
result = instance.runScriptlet(PathType.ABSOLUTE, filename);
// perhaps, a return type should be in a method argument
// since implicit cast results in a Long type
expResult = new Long(getNextYear());
assertEquals(expResult, result);
instance.setAttribute(AttributeName.BASE_DIR, basedir + "/test/org/jruby/embed");
filename = "/ruby/next_year.rb";
result = instance.runScriptlet(PathType.RELATIVE, filename);
assertEquals(expResult, result);
instance.removeAttribute(AttributeName.BASE_DIR);
StringWriter writer = new StringWriter();
instance.setWriter(writer);
String[] radioactive_isotopes = {
"Uranium", "Plutonium", "Carbon", "Radium", "Einstenium", "Nobelium"
};
instance.put("@list", Arrays.asList(radioactive_isotopes));
filename = "/test/org/jruby/embed/ruby/list_printer.rb";
result = instance.runScriptlet(PathType.RELATIVE, filename);
expResult = "Uranium >> Plutonium >> Carbon >> Radium >> Einstenium >> Nobelium: 6 in total";
assertEquals(expResult, writer.toString().trim());
writer = new StringWriter();
instance.setWriter(writer);
radioactive_isotopes = new String[] {"ウラン", "プルトニウム", "炭素", "ラジウム", "アインスタイニウム", "ノーベリウム"};
instance.put("@list", Arrays.asList(radioactive_isotopes));
filename = "org/jruby/embed/ruby/list_printer.rb";
result = instance.runScriptlet(PathType.CLASSPATH, filename);
expResult = "ウラン >> プルトニウム >> 炭素 >> ラジウム >> アインスタイニウム >> ノーベリウム: 6 in total";
assertEquals(expResult, writer.toString().trim());
instance.getVarMap().clear();
instance = null;
}
/** Test of get method, of class ScriptingContainer. */
@Test
public void testGet() {
System.out.println("get");
ScriptingContainer instance = new ScriptingContainer();
String key = null;
try {
instance.get(key);
} catch (NullPointerException e) {
assertEquals("key is null", e.getMessage());
}
key = "";
try {
instance.get(key);
} catch (IllegalArgumentException e) {
assertEquals("key is empty", e.getMessage());
}
key = "a";
Object expResult = null;
Object result = instance.get(key);
assertEquals(expResult, result);
instance.put("@name", "camellia");
assertEquals("camellia", instance.get("@name"));
instance.put("COLOR", "red");
assertEquals("red", instance.get("COLOR"));
// class variables doesn't work
// varMap.put("@@season", "spring");
// assertEquals("spring", instance.get("@@season"));
instance.put("$category", "flower");
assertEquals("flower", instance.get("$category"));
// Bug. Can't retrieve instance variables from Ruby.
instance.runScriptlet("@eular = 2.718281828");
// assertEquals(2.718281828, instance.get("@eular"));
instance.runScriptlet("@name = \"holly\"");
// assertEquals("holly", instance.get("@name"));
instance.runScriptlet("$category = \"bush\"");
assertEquals("bush", instance.get("$category"));
instance.getVarMap().clear();
instance = null;
instance = new ScriptingContainer(LocalVariableBehavior.PERSISTENT);
instance.runScriptlet("ivalue = 200000");
assertEquals(200000L, instance.get("ivalue"));
instance.getVarMap().clear();
instance = null;
}
/** Test of parse method, of class ScriptingContainer. */
@Test
public void testParse_3args_1() throws FileNotFoundException {
System.out.println("parse(reader, filename, lines)");
Reader reader = null;
String filename = "";
int[] lines = null;
ScriptingContainer instance = new ScriptingContainer();
EmbedEvalUnit expResult = null;
EmbedEvalUnit result = instance.parse(reader, filename, lines);
assertEquals(expResult, result);
String basedir = System.getProperty("user.dir");
filename = basedir + "/test/org/jruby/embed/ruby/iteration.rb";
reader = new FileReader(filename);
instance.put("@t", 2);
result = instance.parse(reader, filename);
IRubyObject ret = result.run();
String expStringResult = "Trick or Treat!\nTrick or Treat!\n\nHmmm...I'd like trick.";
assertEquals(expStringResult, ret.toJava(String.class));
// line number test
filename = basedir + "/test/org/jruby/embed/ruby/raises_parse_error.rb";
reader = new FileReader(filename);
StringWriter writer = new StringWriter();
instance.setErrorWriter(writer);
try {
instance.parse(reader, filename, 2);
} catch (Exception e) {
System.out.println(writer.toString());
assertTrue(writer.toString().contains(filename + ":7:"));
}
instance.getVarMap().clear();
instance = null;
}
/** Test of parse method, of class ScriptingContainer. */
@Test
public void testParse_3args_3() throws FileNotFoundException {
System.out.println("parse(istream, filename, lines)");
InputStream istream = null;
String filename = "";
int[] lines = null;
ScriptingContainer instance = new ScriptingContainer();
EmbedEvalUnit expResult = null;
EmbedEvalUnit result = instance.parse(istream, filename, lines);
assertEquals(expResult, result);
String basedir = System.getProperty("user.dir");
filename = basedir + "/test/org/jruby/embed/ruby/law_of_cosines.rb";
istream = new FileInputStream(filename);
result = instance.parse(istream, filename);
instance.put("@a", 1);
instance.put("@b", 1);
instance.put("@c", 1);
IRubyObject ret = result.run();
List<Double> angles = (List) ret.toJava(List.class);
// this result goes to 60.00000000000001,60.00000000000001,59.99999999999999.
// these should be 60.0, 60.0, 60.0. conversion precision error?
for (double angle : angles) {
assertEquals(60.0, angle, 0.00001);
}
filename = basedir + "/test/org/jruby/embed/ruby/raises_parse_error.rb";
StringWriter writer = new StringWriter();
instance.setErrorWriter(writer);
istream = new FileInputStream(filename);
try {
instance.parse(istream, filename, 2);
} catch (Exception e) {
System.out.println(writer.toString());
assertTrue(writer.toString().contains(filename + ":7:"));
}
instance.getVarMap().clear();
instance = null;
}
/** Test of getInstance method, of class ScriptingContainer. */
@Test
public void testGetInstance() {
System.out.println("getInstance");
Object receiver = null;
Class<Object> clazz = null;
ScriptingContainer instance = new ScriptingContainer();
Object expResult = null;
Object result = instance.getInstance(receiver, clazz);
assertEquals(expResult, result);
// calculates Plutonium decay
instance.put("$h", 24100.0); // half-life of Plutonium is 24100 years.
String filename = "org/jruby/embed/ruby/radioactive_decay.rb";
receiver = instance.runScriptlet(PathType.CLASSPATH, filename);
result = instance.getInstance(receiver, RadioActiveDecay.class);
double initial = 10.0; // 10.0 g
double years = 1000; // 1000 years
double amount_left = ((RadioActiveDecay) result).amountAfterYears(initial, years);
assertEquals(9.716483752784367, amount_left, 0.00000000001);
amount_left = 1.0;
years = ((RadioActiveDecay) result).yearsToAmount(initial, amount_left);
assertEquals(80058.46708678544, years, 0.00000000001);
// calculates position and velocity after some seconds have past
instance.put("initial_velocity", 16.0);
instance.put("initial_height", 32.0);
instance.put("system", "english");
filename = "org/jruby/embed/ruby/position_function.rb";
receiver = instance.runScriptlet(PathType.CLASSPATH, filename);
result = instance.getInstance(receiver, PositionFunction.class);
double time = 2.0;
double position = ((PositionFunction) result).getPosition(time);
assertEquals(0.0, position, 0.01);
double velocity = ((PositionFunction) result).getVelocity(time);
assertEquals(-48.0, velocity, 0.01);
List<String> units = ((PositionFunction) result).getUnits();
assertEquals("ft./sec", units.get(0));
assertEquals("ft.", units.get(1));
}
/** Test of callMethod method, of class ScriptingContainer. */
@Test
public void testCallMethod_3args() {
System.out.println("callMethod(receiver, methodName, returnType)");
Object receiver = null;
String methodName = "";
Class<Object> returnType = null;
String basedir = System.getProperty("user.dir");
String[] paths = {basedir + "/lib/ruby/1.8"};
ScriptingContainer instance = new ScriptingContainer();
instance.getProvider().setLoadPaths(Arrays.asList(paths));
Object expResult = null;
Object result = instance.callMethod(receiver, methodName, returnType);
assertEquals(expResult, result);
String filename = "org/jruby/embed/ruby/next_year_1.rb";
receiver = instance.runScriptlet(PathType.CLASSPATH, filename);
int next_year = instance.callMethod(receiver, "get_year", Integer.class);
assertEquals(getNextYear(), next_year);
String script =
"def volume\n"
+ " (Math::PI * (@r ** 2.0) * @h)/3.0\n"
+ "end\n"
+ "def surface_area\n"
+ " Math::PI * @r * Math.sqrt((@r ** 2.0) + (@h ** 2.0)) + Math::PI * (@r ** 2.0)\n"
+ "end";
receiver = instance.runScriptlet(script);
instance.put("@r", 1.0);
instance.put("@h", Math.sqrt(3.0));
double volume = instance.callMethod(receiver, "volume", Double.class);
assertEquals(1.813799, volume, 0.000001);
double surface_area = instance.callMethod(receiver, "surface_area", Double.class);
assertEquals(9.424778, surface_area, 0.000001);
instance.getVarMap().clear();
instance = null;
}
/** Test of newRuntimeAdapter method, of class ScriptingContainer. */
@Test
public void testNewRuntimeAdapter() {
System.out.println("newRuntimeAdapter");
ScriptingContainer instance = new ScriptingContainer();
EmbedRubyRuntimeAdapter result = instance.newRuntimeAdapter();
String script =
"def volume\n"
+ " (Math::PI * (@r ** 2.0) * @h)/3.0\n"
+ "end\n"
+ "def surface_area\n"
+ " Math::PI * @r * Math.sqrt((@r ** 2.0) + (@h ** 2.0)) + Math::PI * (@r ** 2.0)\n"
+ "end\n"
+ "return volume, surface_area";
instance.put("@r", 1.0);
instance.put("@h", Math.sqrt(3.0));
EmbedEvalUnit unit = result.parse(script);
IRubyObject ret = unit.run();
List<Double> rightCircularCone = (List<Double>) ret.toJava(List.class);
assertEquals(1.813799, rightCircularCone.get(0), 0.000001);
assertEquals(9.424778, rightCircularCone.get(1), 0.000001);
instance.getVarMap().clear();
instance = null;
}
/** Test of put method, of class ScriptingContainer. */
@Test
public void testPut() {
System.out.println("put");
ScriptingContainer instance = new ScriptingContainer();
String key = null;
try {
instance.get(key);
} catch (NullPointerException e) {
assertEquals("key is null", e.getMessage());
}
key = "";
try {
instance.get(key);
} catch (IllegalArgumentException e) {
assertEquals("key is empty", e.getMessage());
}
key = "a";
Object value = null;
Object expResult = null;
Object result = instance.put(key, value);
Object newValue = "xyz";
result = instance.put(key, newValue);
assertEquals(expResult, result);
expResult = "xyz";
assertEquals(expResult, instance.get(key));
StringWriter sw = new StringWriter();
instance.setWriter(sw);
instance.put("x", 144.0);
instance.runScriptlet("puts Math.sqrt(x)");
assertEquals("12.0", sw.toString().trim());
sw = new StringWriter();
instance.setWriter(sw);
instance.put("@x", 256.0);
instance.runScriptlet("puts Math.sqrt(@x)");
assertEquals("16.0", sw.toString().trim());
sw = new StringWriter();
instance.setWriter(sw);
instance.put("$x", 9.0);
instance.runScriptlet("puts Math.sqrt($x)");
assertEquals("3.0", sw.toString().trim());
sw = new StringWriter();
instance.setWriter(sw);
instance.put("KMTOMI", 0.621);
instance.runScriptlet("puts \"1 km is #{KMTOMI} miles.\"");
assertEquals("1 km is 0.621 miles.", sw.toString().trim());
instance.getVarMap().clear();
instance = null;
}
/** Test of parse method, of class ScriptingContainer. */
@Test
public void testParse_String_intArr() {
System.out.println("parse");
String script = null;
int[] lines = null;
ScriptingContainer instance = new ScriptingContainer();
EmbedEvalUnit expResult = null;
EmbedEvalUnit result = instance.parse(script, lines);
assertEquals(expResult, result);
script = "";
Ruby runtime = JavaEmbedUtils.initialize(new ArrayList());
Node node = runtime.parseEval(script, "<script>", null, 0);
IRubyObject expRet = runtime.runInterpreter(node);
result = instance.parse(script);
IRubyObject ret = result.run();
assertEquals(expRet.toJava(String.class), ret.toJava(String.class));
// Maybe bug. This returns RubyNil, but it should be ""
// assertEquals("", ret.toJava(String.class));
script = "def say_something()" + "\"はろ〜、わぁ〜るど！\"\n" + "end\n" + "say_something";
expRet = runtime.runInterpreter(runtime.parseEval(script, "<script>", null, 0));
ret = instance.parse(script).run();
assertEquals(expRet.toJava(String.class), ret.toJava(String.class));
// sharing variables
instance.put("what", "Trick or Treat.");
script = "\"Did you say, #{what}?\"";
result = instance.parse(script);
ret = result.run();
assertEquals("Did you say, Trick or Treat.?", ret.toJava(String.class));
// line number test
script = "puts \"Hello World!!!\"\nputs \"Have a nice day!";
StringWriter writer = new StringWriter();
instance.setErrorWriter(writer);
try {
instance.parse(script, 1);
} catch (Exception e) {
assertTrue(writer.toString().contains("<script>:3:"));
}
instance.getVarMap().clear();
instance = null;
}
/** Test of runScriptlet method, of class ScriptingContainer. */
@Test
public void testRunScriptlet_Reader_String() throws FileNotFoundException {
System.out.println("runScriptlet(reader, filename)");
Reader reader = null;
String filename = "";
ScriptingContainer instance = new ScriptingContainer();
Object expResult = null;
Object result = instance.runScriptlet(reader, filename);
assertEquals(expResult, result);
String basedir = System.getProperty("user.dir");
filename = basedir + "/test/org/jruby/embed/ruby/iteration.rb";
reader = new FileReader(filename);
instance.put("@t", 3);
result = instance.runScriptlet(reader, filename);
expResult = "Trick or Treat!\nTrick or Treat!\nTrick or Treat!\n\nHmmm...I'd like trick.";
assertEquals(expResult, result);
instance.getVarMap().clear();
instance = null;
}
/** Test of callMethod method, of class ScriptingContainer. */
@Test
public void testCallMethod_4args_3() {
// Sharing local variables over method call doesn't work.
// Should delete methods with unit argument?
System.out.println("callMethod(receiver, methodName, returnType, unit)");
Object receiver = null;
String methodName = "";
Class<Object> returnType = null;
EmbedEvalUnit unit = null;
ScriptingContainer instance = new ScriptingContainer(LocalVariableBehavior.PERSISTENT);
instance.getProvider().getRubyInstanceConfig().setJRubyHome(System.getProperty("user.dir"));
Object expResult = null;
Object result = instance.callMethod(receiver, methodName, returnType, unit);
assertEquals(expResult, result);
String text =
"songs:\n"
+ "- Hey Soul Sister\n"
+ "- Who Says\n"
+ "- Apologize\n"
+ "podcasts:\n"
+ "- Java Posse\n"
+ "- Stack Overflow";
String filename = "org/jruby/embed/ruby/yaml_dump.rb";
StringWriter writer = new StringWriter();
instance.setWriter(writer);
// local variable doesn't work in this case, so instance variable is used.
instance.put("@text", text);
unit = instance.parse(PathType.CLASSPATH, filename);
receiver = unit.run();
methodName = "dump";
result = instance.callMethod(receiver, methodName, null, unit);
expResult =
"songs: Hey Soul Sister, Who Says, Apologize\npodcasts: Java Posse, Stack Overflow\n";
assertEquals(expResult, writer.toString());
instance.getVarMap().clear();
instance = null;
}