debugrevlog: display total stored information

This is an interesting statistis, so let's display it.

mercurial/revlogutils/debug.py

@@ -288,6 +288,8 b' def debug_revlog(ui, revlog):'
     if not flags:
         flags = [b'(none)']
 
+    ### the total size of stored content if incompressed.
+    full_text_total_size = 0
     ### tracks merge vs single parent
     nummerges = 0
 
@@ -347,7 +349,9 b' def debug_revlog(ui, revlog):'
         p1, p2 = r.parentrevs(rev)
         delta = r.deltaparent(rev)
         if format > 0:
-            addsize(r.rawsize(rev), datasize)
+            s = r.rawsize(rev)
+            full_text_total_size += s
+            addsize(s, datasize)
         if p2 != nodemod.nullrev:
             nummerges += 1
         size = r.length(rev)
@@ -536,6 +540,18 b' def debug_revlog(ui, revlog):'
         ui.write(fmt % pcfmt(chunktypesizes[chunktype], totalsize))
 
     ui.write(b'\n')
+    b_total = b"%d" % full_text_total_size
+    p_total = []
+    while len(b_total) > 3:
+        p_total.append(b_total[-3:])
+        b_total = b_total[:-3]
+    p_total.append(b_total)
+    p_total.reverse()
+    b_total = b' '.join(p_total)
+
+    ui.write(b'\n')
+    ui.writenoi18n(b'total-stored-content: %s bytes\n' % b_total)
+    ui.write(b'\n')
     fmt = dfmtstr(max(avgchainlen, maxchainlen, maxchainspan, compratio))
     ui.writenoi18n(b'avg chain length  : ' + fmt % avgchainlen)
     ui.writenoi18n(b'max chain length  : ' + fmt % maxchainlen)

tests/test-debugcommands.t

@@ -39,6 +39,9 b''
   chunks size   : 191
       0x75 (u)  : 191 (100.00%)
   
+  
+  total-stored-content: 188 bytes
+  
   avg chain length  :  0
   max chain length  :  0
   max chain reach   : 67
@@ -74,6 +77,9 b''
       empty     :  0 ( 0.00%)
       0x75 (u)  : 88 (100.00%)
   
+  
+  total-stored-content: 86 bytes
+  
   avg chain length  :  0
   max chain length  :  0
   max chain reach   : 44
@@ -107,6 +113,9 b''
   chunks size   : 3
       0x75 (u)  : 3 (100.00%)
   
+  
+  total-stored-content: 2 bytes
+  
   avg chain length  : 0
   max chain length  : 0
   max chain reach   : 3

tests/test-sparse-revlog.t

@@ -126,6 +126,9 b' repeatedly while some of it changes rare'
   chunks size   : 58616973
       0x28      : 58616973 (100.00%)
   
+  
+  total-stored-content: 1 732 705 361 bytes
+  
   avg chain length  :        9
   max chain length  :       15
   max chain reach   : 27366701