package edu.berkeley.sbp.misc;
import java.io.*;
import java.util.*;
+import java.lang.reflect.*;
import edu.berkeley.sbp.*;
import edu.berkeley.sbp.misc.*;
import edu.berkeley.sbp.tib.*;
+import edu.berkeley.sbp.chr.*;
+import edu.berkeley.sbp.util.*;
public class RegressionTests {
//MetaGrammar mg0 = new MetaGrammar();
//mg0.walk(MetaGrammar.meta);
//System.out.println(mg0);
- Tree<String> res = new CharToStringParser(MetaGrammar.make()).parse(new FileInputStream(s[0])).expand1();
- MetaGrammar mg = (MetaGrammar)new MetaGrammar().walk(res);
+ System.err.println("parsing " + s[0]);
+ Tree<String> res = new CharParser(MetaGrammar.make()).parse(new FileInputStream(s[0])).expand1();
//System.out.println(mg);
- Union meta = mg.done();
+ Union meta = MetaGrammar.make();
+ System.err.println("parsing " + s[1]);
SequenceInputStream sis = new SequenceInputStream(new FileInputStream(s[0]), new FileInputStream(s[1]));
- res = new CharToStringParser(meta).parse(sis).expand1();
- Union testcasegrammar = ((MetaGrammar)new MetaGrammar("ts").walk(res)).done("ts");
+ res = new CharParser(meta).parse(sis).expand1();
+ Union testcasegrammar = MetaGrammar.make(res, "ts");
if (testcasegrammar==null) return;
- CharToStringParser parser = new CharToStringParser(testcasegrammar);
+ CharParser parser = new CharParser(testcasegrammar);
if (profile) {
System.out.println("\nready...");
}
System.gc();
long now = System.currentTimeMillis();
+ System.err.println("parsing " + s[2]);
Forest<String> r2 = parser.parse(new FileInputStream(s[2]));
System.out.println();
System.out.println("elapsed = " + (System.currentTimeMillis()-now) + "ms");
System.in.read();
System.exit(0);
}
- for(TestCase tc : (TestCase[])new TestCaseBuilder().walk(r2.expand1())) tc.execute();
+ System.err.println("expanding...");
+ GraphViz gv = new GraphViz();
+ r2.toGraphViz(gv);
+ FileOutputStream fox = new FileOutputStream("out.dot");
+ gv.dump(fox);
+ fox.close();
+
+ TestCase[] expanded = (TestCase[])new TestCaseBuilder().walk(r2.expand1());
+ System.err.println("executing...");
+ for(TestCase tc : expanded) tc.execute();
} catch (Throwable t) {
System.err.println("\n\nexception thrown, class == " + t.getClass().getName());
public static class TestCase {
private final boolean tib;
+ private final boolean jav;
public final String input;
public final String[] output;
public final Union grammar;
- public TestCase(String input, String[] output, Union grammar, boolean tib) throws IOException {
+ public TestCase(String input, String[] output, Union grammar, boolean tib, boolean jav) throws IOException {
this.tib = tib;
+ this.jav = jav;
this.input = input;
this.output = output;
this.grammar = grammar;
return ret;
}
public boolean execute() throws Exception {
+ if (jav) {
+ Forest<String> tree = new CharParser(grammar).parse(new StringReader(input));
+ FileOutputStream fos = new FileOutputStream("/Users/megacz/Desktop/out.dot");
+ PrintWriter p = new PrintWriter(new OutputStreamWriter(fos));
+ GraphViz gv = new GraphViz();
+ tree.toGraphViz(gv);
+ gv.dump(p);
+ p.flush();
+ p.close();
+ return true;
+ }
Forest<String> res = null;
ParseFailed pfe = null;
try {
res = tib
- ? new CharToStringParser(grammar).parse(new Tib(input))
- : new CharToStringParser(grammar).parse(new StringReader(input));
+ ? /*new CharParser(grammar).parse(new Tib(input))*/ null
+ : new CharParser(grammar).parse(new StringReader(input));
} catch (ParseFailed pf) {
pfe = pf;
}
//ystem.out.println("res=="+res);
Collection<Tree<String>> results = res==null ? new HashSet<Tree<String>>() : res.expand(false);
System.out.print("\r");
- if (results.size() == 0 && output.length > 0) {
+ if (results == null || (results.size() == 0 && (output!=null && output.length > 0))) {
System.out.print("\033[31m");
System.out.println("PARSE FAILED");
System.out.print("\033[0m");
}
}
- public static class TestCaseBuilder extends MetaGrammar {
+ public static class TestCaseBuilder extends StringWalker {
public Object walk(Tree<String> tree) {
try {
- if ("grammar".equals(tree.head())) { walkChildren(tree); return done("s"); }
- else if ("output".equals(tree.head())) return string(tree.children());
- else if ("input".equals(tree.head())) return string(tree.children());
- else if ("tibcase".equals(tree.head()) || "testcase".equals(tree.head())) {
- String input = string(tree.child(0));
+ if ("grammar".equals(tree.head())) return MetaGrammar.make(tree, "s");
+ else if ("output".equals(tree.head())) return MetaGrammar.string(tree.children());
+ else if ("input".equals(tree.head())) return MetaGrammar.string(tree.children());
+ else if ("testcase".equals(tree.head())) {
+ String input = MetaGrammar.string(tree.child(0));
String[] output = tree.numChildren()>2 ? ((String[])walk(tree, 1)) : new String[0];
- boolean tib = "tibcase".equals(tree.head());
- MetaGrammar gram = tib ? new Tib.Grammar() : new MetaGrammar();
- Union grammar = (Union)((MetaGrammar)(gram.walk(tree, tree.numChildren()-1))).done("s");
- return new TestCase(input, output, grammar, tib);
+ Union grammar = MetaGrammar.make(tree.child(tree.numChildren()-1), "s");
+ TestCase tc = new TestCase(input, output, grammar, false, false);
+ return tc;
} else if ("ts".equals(tree.head())) return walk(tree, 0);
- else return super.walk(tree);
+ else if (tree.head() == null) {
+ Object[] ret = new Object[tree.numChildren()];
+ for(int i=0; i<ret.length; i++)
+ ret[i] = walk(tree.child(i));
+ return Reflection.lub(ret);
+ }
+ return super.walk(tree);
} catch (Exception e) {
throw new Error(e);
}
}
}
+ /*
+ public static class JavaGrammar extends MetaGrammar {
+ public Object convertLabel(String label) { return new ClassMark(label); }
+ public Object convertFieldLabel(String label) { return new FieldMark(label); }
+
+ private static class FieldMark {
+ public final String field;
+ public FieldMark(String field) { this.field = field; }
+ public String toString() { return "."+field; }
+ }
+ private static class ClassMark {
+ public final String clazz;
+ public ClassMark(String clazz) { this.clazz = clazz; }
+ public String toString() { return clazz+"$"; }
+ }
+ public static Object build(Tree<Object> t, Class c) throws Exception {
+ System.out.println("** build " + c.getName() + " " + t.toPrettyString());
+ Object h = t.head();
+ if (h instanceof ClassMark) return build2(t, Class.forName(JavaGrammar.class.getName()+"$"+((ClassMark)h).clazz));
+ Object o = null;
+ if (t.numChildren()==0) o = t.head();
+ else if (t.head()==null) return build2(t, c);
+ else if (t.head() instanceof FieldMark) {
+ return build2(new Tree(null, new Tree[] { t }), c);
+ } else {
+ throw new Exception("don't know how to cope: " + c.getName() + " <- " + t.toPrettyString());
+ }
+ return Reflection.rebuild(o, c);
+ }
+ private static Object build2(Tree<Object> t, Class c) throws Exception {
+ System.out.println("** build2 " + c.getName() + " " + t.toPrettyString());
+ if (!Reflection.isConcrete(c)) {
+ Field f = c.getField("subclasses");
+ if (f==null) throw new Exception("don't know how to cope: " + c.getName() + " <- " + t.toPrettyString());
+ Class[] subs = (Class[])f.get(null);
+ OUTER: for(int i=0; i<subs.length; i++) {
+ for(Tree<Object> t2 : t) {
+ Object o2 = t2.head();
+ System.out.println("checking " + o2 + " in " + subs[i].getName());
+ if (o2 instanceof FieldMark) {
+ if (subs[i].getField(((FieldMark)o2).field)==null) continue OUTER;
+ }
+ }
+ c = subs[i];
+ break;
+ }
+ }
+ Object o = c.newInstance();
+ for(Tree<Object> t2 : t) {
+ Object o2 = t2.head();
+ if (o2 instanceof FieldMark) {
+ FieldMark f = (FieldMark)o2;
+ Field field = c.getField(ReflectiveWalker.mangle(f.field));
+ Object tgt = build(t2.child(0), field.getType());
+ System.out.println("setting " + f.field +
+ " on a " + o.getClass().getName() +
+ " to " + (tgt==null?"null":tgt.getClass().getName()));
+ field.set(o, tgt);
+ }
+ }
+ System.out.println("returning a " + o.getClass().getName());
+ return o;
+ }
+ public static Object build(Tree<Object> t) throws Exception {
+ Object h = t.head();
+ if (h instanceof ClassMark) {
+ ClassMark cm = (ClassMark)h;
+ Class c = Class.forName(JavaGrammar.class.getName() + "$" + ReflectiveWalker.mangle(cm.clazz));
+ return build2(t, c);
+ }
+
+ return h==null ? null : h.toString();
+ }
+
+ public static interface Expr {
+ public static Class[] subclasses = new Class[] { _plus_.class, num.class };
+ }
+ public static class _plus_ implements Expr {
+ public Expr left;
+ public Expr right;
+ public String toString() { return left + "+" + right; }
+ }
+ public static class num implements Expr {
+ public String val;
+ public String toString() { return "["+val+"]"; }
+ }
+
+ }
+ */
private static String pad(int i,String s) { return s.length() >= i ? s : pad(i-1,s)+" "; }
}