MyriadFs improvements and new helper tool.

I think the interface could be a lot better...but it does work and we
can use it examine and work with MyriadFs files.

1 files changed, 14 insertions, 0 deletions

diff --git a/src/tests/myriadfs.cpp b/src/tests/myriadfs.cpp
index cb6c6c3..1266e4b 100644
--- a/src/tests/myriadfs.cpp
+++ b/src/tests/myriadfs.cpp
@@ -30,6 +30,14 @@ int main()
         Bu::MyriadStream ms = mfs.open("/etc/hello", Bu::MyriadFs::Read );
         ms.write("world, again!");
     }
+    {
+        Bu::MyriadStream ms = mfs.open("/etc/trunc", Bu::MyriadFs::Write );
+        ms.write("[longer text shouldn't be seen]");
+    }
+    {
+        Bu::MyriadStream ms = mfs.open("/etc/trunc", Bu::MyriadFs::Write|Bu::MyriadFs::Create|Bu::MyriadFs::Truncate );
+        ms.write("[short text]");
+    }
 
     sio << "Reading files..." << sio.nl;
     {
@@ -44,5 +52,11 @@ int main()
         buf[ms.read( buf, 512 )] = '\0';
         sio << "read: '" << buf << "'" << sio.nl;
     }
+    {
+        Bu::MyriadStream ms = mfs.open("/etc/trunc", Bu::MyriadFs::Read );
+        char buf[512];
+        buf[ms.read( buf, 512 )] = '\0';
+        sio << "read: '" << buf << "'" << sio.nl;
+    }
 }