added tests for pcp -t -I $file determination mode

tests/key-bobby-pub

@@ -1,36 +1,36 @@
 ----- BEGIN PCP PUBLIC KEY -----
-  Generated by: Pretty Curved Privacy Version 0.1.4
+  Generated by: Pretty Curved Privacy Version 0.1.5
         Cipher: CURVE25519-ED25519-SALSA20-POLY1305
          Owner: Bobby
           Mail: bobby@local
-        Key-ID: 0x50CC932B329F821F
-    Public-Key: 1drr$j45{Cr0VU+U*f5iE(n{Ah$Tala1(CE2xGyEbldYz
- Creation Time: 2013-11-10T14:32:01
-      Checksum: 9F:41:DB:46:33:D0:C0:B6:3E:52:18:36:8B:5E:13:12
-                61:CA:CB:B8:7B:5C:EF:E9:34:BE:AA:2D:0C:12:32:84
- Serial Number: 0xF69A2C91
+        Key-ID: 0xAE3DFD1097B1C850
+    Public-Key: 1hxFbKXQGwQjMI.d}Dlp@wy3Dv>0o!PyTIxzlS+Qso5s3
+ Creation Time: 2013-11-12T19:37:58
+      Checksum: 6E:90:91:B6:53:EE:D8:5F:55:A1:03:33:0A:2E:28:C0
+                C5:16:B2:A8:32:94:9D:BF:D7:4B:C6:D6:5A:FD:C6:22
+ Serial Number: 0x1E92BBC6
    Key Version: 0x00000003
  Random Art ID: +----------------+
-                |             .oo|
-                |       .     .  |
-                |        +   .   |
-                |       . * .    |
-                |        O o     |
-                |       o +      |
-                |      .         |
                 |                |
+                |                |
+                |    . .         |
+                |   . . o   .    |
+                |  .   o o +     |
+                |       . * .    |
+                |        . =     |
+                |         ooo    |
                 +----------------+
 
-1drr$j45{Cr0VU+U*f5iE(n{Ah$Tala1(CE2xGyEboRpo:QUG4&.]bC=KD8FvWea][}G*(X
-aELeumiAJ&ZdM)vTd%((gc+@4k(>rf>wcXUCRV+oL9PX{{$PIPTg<t%b$zIdzr6hTI6U3&N
-mEdwZ+]hB9{=kqoe-S{!XCN44vdHijMt]W8hnM)X!P4dL/6FHNez<[u!^yf(pB.OBihow1m
-dePJ>23DS&?y2=QVz6F%*%8yho#b/lLD8GOxTjg!$DRHSd}AuoA#2)#}Pd4B:$lSe:Dp:/%
-)pRrCqoGq$xqFvW.g.wY][rv{ipNsPb6@wqoeqWVr[a->}CioBvaf#cWS:f8V5JJi{eJ:X=
-k:GTcsE^aP.ipGFwLDwwMy1{-Hs3dx1AKv]Lk)v-oBT/GvSbZ+C%Dg:v{%fN5LySCie9LTC
-rKpjHunCL9$P]-F0Nleu[@aS6!4$Ycd+ePiY(k&p?r8$dnjE.Mvb[mw+C%T6X7{VwMQ{M?l
--h+ETnP)/A0^sS2C^*M<2m8HGzq:F2bJ6ZO6alYdU)nz<i=}QMd7QE**S{gz3{@@3IIi2*%
-GBIu9h91+8lDb%.{jQdNo#8x[Z)kBcYfOI0=Sh[NeZif&3&Vj)93eL{0kQiHw<Y2I6Z)lo.
-U2v[1b]50CC(^Xb0KTQ*wfMj0>TCuB1T*VGh=@l9R7eU(DS?+W]}fK)VNt)@]&AZ0H=8b]E
-DXc9do=sQ3fHFh/gCRoMgc4/-gbhk#=J0}B08!r7^eTdD1nnfmKPQCf4#FQb>W($-{RAk>O
-ct4nVp*YZ:r57Y>*1NK)XLXfdTVfmfJRkB]j24JoZBe[UckP3A8eco1JnJ%BPqyw
+1hxFbKXQGwQjMI.d}Dlp@wy3Dv>0o!PyTIxzlS+QsA6K.n0m%HVHu7j8vT<7J2@f<EJ$B[q
+.Q8)rJ8n(R:trhvTd@+d-JjjH:ZK^+TSpisxeW%C]n>u*zah/WVQXYlU3ng.mL.+{.+.CuR
+&xw&p[k/cuyl1/gU!Yu%Tk7]MsscTD-nuoyHH^3u{1!zCDU0Z9rwYN=CIkkyN/$1VIr2&$b
+ZeR*4X(e{KJ6k({5UZ+R0.}qF.+-E!UYLsl^V@?+xTx7S6MKG<Ek:k{1#>efNF@.o8d5JHx
+KGOnXq(^7J>0TYDvY5-)?/${y@ZY1Dp]zE&eyat1EuB%E>aYnQ!JF//cZ5DTJ7LA+QNFq7S
+FD8p0L)b]d[^p/xxMasww*#X6>D7ae0D/j5PC59cz3+e{vSbZ+C%Dg:v{%fNmrm1sa%QYW0
+nKBL+/D-!7zVV)HleUT=Gq.LKcC1I[7QA%KWVhGP=kDm.w>%Z{Qm@b2k[qPd?zRlf0l85[4
+Q]Yi-G37dn7/#FSq3-Z<tp.TG=k}B5xrphq>yk{lilF/:g835@ItyYddItAHZ$xqSdj}3wO
+R%vguX6BBZq%NeJ^V]{gl^QB1d5sk/]:tcOqpF.WyT7<WyNE5v@iFTt%PQFJ]bY^o[(O*PB
+7g.CeDoBZa-<K?Gq6Cuwvlz((/8qpW#ee(Ih:RiFRX=^9.Qw?640WthiiI*7!Iu(SG=ULE^
+aMum26J)gSmkEt3l[{wQh:Pk^i5Jw&Z5Ock08!z>H5.hN10iSq-SDP:WNto?QLBJx^9mLHw
+fp!WT[pLONDU{}<Y8Eu*chPPp=bO0wJYZX)EknrTK5{WIVTu4{xM:uG)!N)PA1@(
 ------ END PCP PUBLICKEY ------