@@ -125,25 +125,36 @@ fn random_access_write_file() {
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assert_eq ! ( length, 1024 ) ;
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for seek_offset in [ 100 , 0 ] {
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- let mut expected_buffer = [ 0u8 ; 4 ] ;
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+ let mut expected_buffer = [ 0u8 ; 4 ] ;
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// fetch some data at offset seek_offset
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- volume_mgr. file_seek_from_start ( f, seek_offset) . expect ( "Seeking" ) ;
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+ volume_mgr
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+ . file_seek_from_start ( f, seek_offset)
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+ . expect ( "Seeking" ) ;
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volume_mgr. read ( f, & mut expected_buffer) . expect ( "read file" ) ;
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// modify first byte
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expected_buffer[ 0 ] ^= 0xff ;
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// write only first byte, expecting the rest to not change
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- volume_mgr. file_seek_from_start ( f, seek_offset) . expect ( "Seeking" ) ;
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- volume_mgr. write ( f, & expected_buffer[ 0 ..1 ] ) . expect ( "file write" ) ;
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+ volume_mgr
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+ . file_seek_from_start ( f, seek_offset)
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+ . expect ( "Seeking" ) ;
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+ volume_mgr
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+ . write ( f, & expected_buffer[ 0 ..1 ] )
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+ . expect ( "file write" ) ;
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volume_mgr. flush_file ( f) . expect ( "file flush" ) ;
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// read and verify
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- volume_mgr. file_seek_from_start ( f, seek_offset) . expect ( "file seek" ) ;
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+ volume_mgr
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+ . file_seek_from_start ( f, seek_offset)
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+ . expect ( "file seek" ) ;
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let mut read_buffer = [ 0xffu8 , 0xff , 0xff , 0xff ] ;
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volume_mgr. read ( f, & mut read_buffer) . expect ( "file read" ) ;
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- assert_eq ! ( read_buffer, expected_buffer, "mismatch seek+write at offset {seek_offset} from start" ) ;
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+ assert_eq ! (
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+ read_buffer, expected_buffer,
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+ "mismatch seek+write at offset {seek_offset} from start"
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+ ) ;
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}
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volume_mgr. close_file ( f) . expect ( "close file" ) ;
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