80 lines
2.5 KiB
Java
80 lines
2.5 KiB
Java
package acceptance.fixture;
|
|
|
|
import static main.LispMain.LANGUAGE_FILE_NAMES;
|
|
import static table.FunctionTable.resetFunctionTable;
|
|
import static util.Path.getPathPrefix;
|
|
|
|
import java.io.ByteArrayInputStream;
|
|
import java.io.ByteArrayOutputStream;
|
|
import java.io.FileInputStream;
|
|
import java.io.FileNotFoundException;
|
|
import java.io.PrintStream;
|
|
|
|
import environment.RuntimeEnvironment;
|
|
import interpreter.LispInterpreter;
|
|
import interpreter.LispInterpreterBuilder;
|
|
import interpreter.LispInterpreterBuilderImpl;
|
|
import table.ExecutionContext;
|
|
|
|
public class LispInterpreterFixture {
|
|
|
|
private static ByteArrayOutputStream outputStream = new ByteArrayOutputStream();
|
|
private static ExecutionContext executionContext = ExecutionContext.getInstance();
|
|
private static RuntimeEnvironment environment = RuntimeEnvironment.getInstance();
|
|
private static LispInterpreter interpreter = null;
|
|
|
|
public static void refreshInterpreter() {
|
|
cleanUp();
|
|
buildInterpreter();
|
|
}
|
|
|
|
public static void cleanUp() {
|
|
resetFunctionTable();
|
|
executionContext.clearContext();
|
|
environment.reset();
|
|
}
|
|
|
|
public static void buildInterpreter() {
|
|
LispInterpreterBuilder builder = new LispInterpreterBuilderImpl() {};
|
|
builder.setOutput(new PrintStream(outputStream));
|
|
builder.setErrorOutput(new PrintStream(outputStream));
|
|
builder.setNotInteractive();
|
|
builder.setLanguageFileNames(LANGUAGE_FILE_NAMES);
|
|
builder.setTerminationFunction(LispInterpreterFixture::terminate);
|
|
builder.setErrorTerminationFunction(LispInterpreterFixture::terminateFromError);
|
|
|
|
interpreter = builder.build();
|
|
}
|
|
|
|
public static void terminate() {}
|
|
|
|
public static void terminateFromError() {
|
|
throw new RuntimeException("Error Termination");
|
|
}
|
|
|
|
public String evaluateText(String input) {
|
|
environment.setInputName("fitnesse");
|
|
environment.setInput(new ByteArrayInputStream(input.getBytes()));
|
|
environment.setPath("");
|
|
|
|
return evaluate();
|
|
}
|
|
|
|
public String evaluateFile(String inputFile) throws FileNotFoundException {
|
|
environment.setInputName(inputFile);
|
|
environment.setInput(new FileInputStream(inputFile));
|
|
environment.setPath(getPathPrefix(inputFile));
|
|
|
|
return evaluate();
|
|
}
|
|
|
|
private String evaluate() {
|
|
interpreter.interpret();
|
|
String output = outputStream.toString();
|
|
outputStream.reset();
|
|
|
|
return output.trim();
|
|
}
|
|
|
|
}
|