X-Git-Url: http://git.chise.org/gitweb/?a=blobdiff_plain;f=frontsensitive.cs;h=b9fd103b8302bae40c160cb2b3432fac64ea462e;hb=41ffade8cdc252f9c93ac30cda678bedd0def48d;hp=84e12e83c248aa0f6606c4603cdc3d26d8a067a7;hpb=eb26069dc0a0d449e6a47a0ded8c17acd49abdac;p=m17n%2Fm17n-lib-cs.git

diff --git a/frontsensitive.cs b/frontsensitive.cs
index 84e12e8..b9fd103 100644
--- a/frontsensitive.cs
+++ b/frontsensitive.cs
@@ -5,9 +5,8 @@ using M17N.Core;
 
 public class Test
 {
-  const int LENGTH = 10;
-  const int DEPTH = 10;
-  static MText mt = new MText ("0123456789");
+  const int LENGTH = 9;
+  static MText mt = new MText ("012345678");
   static MSymbol key = MSymbol.PropertyKey ("fse",
 					    MProperty.Flags.FrontSensitive);
   static MSymbol val0 = MSymbol.Of ("0");
@@ -17,108 +16,160 @@ public class Test
   static MProperty prop1 = new MProperty (key, val1);
   static MProperty prop2 = new MProperty (key, val2);
 
-  static MSymbol[] valtable = new MSymbol[LENGTH];
+  // Each property is identified by its beginning point.
+  // The character at position i has the property that begins at prop[i].
+  // If the character has no property, prop[i] == -1.
+  static int[] prop = new int[LENGTH];
 
-  static void TestPushProp (int from, int to, MProperty prop)
+  // The property beginning at position i ends at position end[i].
+  // If no property begins at position i, end[i] is undefined.
+  static int[] end = new int[LENGTH];
+
+  // The property beginning at position i has value value[i].
+  // If no property begings at positoin i, value[i] is undefined.
+  static MSymbol[] value = new MSymbol[LENGTH];
+
+  // Cut buffers
+  static int[] subprop = new int[LENGTH], subend = new int[LENGTH];
+  static MSymbol[] subvalue = new MSymbol[LENGTH];
+
+  static void TestPushProp (int from, int to, MProperty newprop)
   {
-    int i;
-    MSymbol sym;
+    Console.WriteLine ("from {0}, to {1}, push {2}.\n", from, to, newprop.Val);
 
-    if (from > 0 && valtable[from] != null)
+    int i, n;
+
+    if (from > 0 && prop[from - 1] == prop[from] && prop[from] != -1)
       {
-	sym = valtable[from];
-	for (i = from - 1; i >= 0 && valtable[i] == sym; i--)
-	  valtable[i] = null;
+	n = end[prop[from]];
+	for (i = prop[from]; i < n; i++)
+	  prop[i] = -1;
       }
-    if (to < LENGTH && valtable[to - 1] != null)
+    if (to < LENGTH && prop[to - 1] == prop[to] && prop[to] != -1)
       {
-	sym = valtable[to - 1];
-	for (i = to; i < LENGTH && valtable[i] == sym; i++)
-	  valtable[i] = null;
+	n = end[prop[to]];
+	for (i = to; i < n; i++)
+	  prop[i] = -1;
       }
     for (i = from; i < to; i++)
-      valtable[i] = (MSymbol) prop.Val;
-    Console.WriteLine ("from {0}, to {1}, push {2}.\n", from, to, prop.Val);
+      prop[i] = from;
+    end[from] = to;
+    value[from] = (MSymbol) newprop.Val;
 
-    mt.PushProp (from, to, prop);
+    mt.PushProp (from, to, newprop);
   }
 
   static void TestPopProp (int from, int to, MSymbol key)
   {
-    int i;
-    MSymbol sym;
+    Console.WriteLine ("from {0}, to {1}, pop.\n", from, to);
 
-    if (from > 0 && valtable[from] != null)
-      {
-	sym = valtable[from];
-	for (i = from - 1; i >= 0 && valtable[i] == sym; i--)
-	  valtable[i] = null;
-      }
-    if (to < LENGTH && valtable[to - 1] != null)
+    int i, n;
+
+    if (from > 0 && prop[from - 1] == prop[from] && prop[from] != -1)
+      for (i = prop[from]; i < from; i++)
+	  prop[i] = -1;
+
+    if (to < LENGTH && prop[to - 1] == prop[to] && prop[to] != -1)
       {
-	sym = valtable[to - 1];
-	for (i = to; i < LENGTH && valtable[i] == sym; i++)
-	  valtable[i] = null;
+	n = end[prop[to]];
+	for (i = to; i < n; i++)
+	  prop[i] = -1;
       }
+
     for (i = from; i < to; i++)
-      valtable[i] = null;
-    Console.WriteLine ("from {0}, to {1}, pop.\n", from, to);
+      prop[i] = -1;
 
     mt.PopProp (from, to, key);
   }
     
   static void TestDelIns (int from, int to, int from2)
   {
-    int i, l = to - from;
-    MSymbol[] valtable2 = new MSymbol[LENGTH];
-    MSymbol sym;
+    Console.WriteLine ("from {0}, to {1}, moveto {2}.\n", from, to, from2);
+
+    int i, n, l = to - from;
 
     // sensitivity for deletion
-    if (from > 0 && valtable[from] != null)
+    if (from > 0 && prop[from] != -1)
       {
-	sym = valtable[from];
-	for (i = from - 1; i >= 0 && valtable[i] == sym; i--)
-	  valtable[i] = null;
-	for (i = from; i < LENGTH && valtable[i] == sym; i++)
-	  valtable[i] = null;
+	n = end[prop[from]];
+	for (i = prop[from - 1] == prop[from] ? prop[from] : from; i < n; i++)
+	  prop[i] = -1;
       }
-    if (to < LENGTH && valtable[to] != null)
+
+    if (to < LENGTH && prop[to] != -1)
       {
-	sym = valtable[to];
-	for (i = to - 1; i >= 0 && valtable[i] == sym; i--)
-	  valtable[i] = null;
-	for (i = to; i < LENGTH && valtable[i] == sym; i++)
-	  valtable[i] = null;
+	n = end[prop[to]];
+	for (i = prop[to - 1] == prop[to] ? prop[to] : to; i < n; i++)
+	  prop[i] = -1;
       }
 
     // copy
     for (i = from; i < to; i++)
-      valtable2[i - from] = valtable[i];
+      {
+	if (prop[i] != -1)
+	  {
+	    subprop[i - from] = prop[i] - from + from2;
+	    subend[i - from] = end[i] - from + from2;
+	    subvalue[i - from] = value[i];
+	  }
+	else
+	  subprop[i - from] = -1;
+      }
 
     // delete
     for (i = to; i < LENGTH; i++)
-      valtable[i - l] = valtable[i];
-    for (i = LENGTH - l; i < LENGTH; i++)
-      valtable[i] = null;
+      {
+	if (prop[i] != -1)
+	  {
+	    prop[i - l] = prop[i] - l;
+	    end[i - l] = end[i] - l;
+	    value[i - l] = value[i];
+	  }
+	else
+	  prop[i - l] = -1;
+      }
+    prop[LENGTH - l] = -1;
 
     // sensitivity for insertion
-    if (from2 > 0 && valtable[from2] != null)
+    if (prop[from2] != -1)
       {
-	sym = valtable[from2];
-	for (i = from2 - 1; i >= 0 && valtable[i] == sym; i--)
-	  valtable[i] = null;
-	for (i = from2; i < LENGTH && valtable[i] == sym; i++)
-	  valtable[i] = null;
+	n = end[prop[from2]];
+	if (from2 > 0 && prop[from2 - 1] == prop[from2])
+	  i = prop[from2];
+	else
+	  i = from2;
+	for (; i < n; i++)
+	  prop[i] = -1;
       }
+    if (from2 > 0 && subprop[0] != -1)
+      for (i = 0; i < subend[0] - from2; i++)
+	subprop[i] = -1;
 
     // move
     for (i = LENGTH - 1; i >= from2 + l; i--)
-      valtable[i] = valtable[i - l];
+      {
+	if (prop[i - l] != -1)
+	  {
+	    prop[i] = prop[i - l] + l;
+	    end[i] = end[i - l] + l;
+	    value[i] = value[i - l];
+	  }
+	else
+	  prop[i] = -1;
+      }
 
     // insert
     for (i = from2; i < from2 + l; i++)
-      valtable[i] = valtable2[i - from2];
-    Console.WriteLine ("from {0}, to {1}, moveto {2}.\n", from, to, from2);
+      {
+	if (subprop[i - from2] != -1)
+	  {
+	    prop[i] = subprop[i - from2];
+	    end[i] = subend[i - from2];
+	    value[i] = subvalue[i - from2];
+	  }
+	else
+	  prop[i] = -1;
+      }
 
     MText mt2 = mt.Dup ();
     mt.Del (from, to);
@@ -131,11 +182,19 @@ public class Test
       {
 	object val = mt.GetProp (i, key);
 
-	if (valtable[i] != (MSymbol) val)
+	if (prop[i] == -1 && (MSymbol) val != null)
+	  {
+	    Console.WriteLine ("value[{0}] is nil, GetProp returned {1}",
+			       i,
+			       val == null ? MSymbol.nil : val);
+	    return false;
+	  }
+
+	if (prop[i] != -1 && (value[prop[i]] != (MSymbol) val))
 	  {
-	    Console.WriteLine ("valtable[{0}] is {1}, GetProp returned {2}",
+	    Console.WriteLine ("value[{0}] is {1}, GetProp returned {2}",
 			       i,
-			       valtable[i] == null ? MSymbol.nil : valtable[i],
+			       value[prop[i]] == null ? MSymbol.nil : value[prop[i]],
 			       val == null ? MSymbol.nil : val);
 	    return false;
 	  }
@@ -145,8 +204,25 @@ public class Test
 
   static void Dump ()
   {
-    for (int i = 0; i < LENGTH; i++)
-      Console.WriteLine ("{0} {1} :", i, valtable[i]);
+    for (int i = 0; i <= LENGTH; i++)
+      Console.Write ("{0} ", i);
+    Console.WriteLine ("\n-------------------");
+
+    if (prop[0] == -1)
+      Console.Write ("  ");
+    else
+      Console.Write ("{0} ", value[prop[0]]);
+
+    for (int i = 1; i < LENGTH; i++)
+      {
+	if (prop[i] == -1)
+	  Console.Write ("  ");
+	else if (prop[i - 1] == prop[i])
+	  Console.Write ("< ");
+	else
+	  Console.Write ("{0} ", value[prop[i]]);
+      }
+    Console.Write ("\n");
   }
 
   public static void Main (string[] args)
@@ -154,6 +230,9 @@ public class Test
     Random r = new Random (int.Parse (args[0]));
     int check = (args.Length > 1 ? int.Parse (args[1]) : 0xFFFFFFF);
 
+    for (int i = 0; i < LENGTH; i++)
+      prop[i] = -1;	
+
     for (int loop = 0; loop < 1000000; loop++)
       {
 	int from, to;