github.com/jdgcs/sqlite3@v1.12.1-0.20210908114423-bc5f96e4dd51/testdata/tcl/extension01.test (about)

     1  # 2014-06-16
     2  #
     3  # The author disclaims copyright to this source code.  In place of
     4  # a legal notice, here is a blessing:
     5  #
     6  #    May you do good and not evil.
     7  #    May you find forgiveness for yourself and forgive others.
     8  #    May you share freely, never taking more than you give.
     9  #
    10  #***********************************************************************
    11  # 
    12  # This file implements tests for various small extensions.
    13  #
    14  
    15  set testdir [file dirname $argv0]
    16  source $testdir/tester.tcl
    17  set ::testprefix extension01
    18  
    19  load_static_extension db fileio
    20  do_test 1.0 {
    21    forcedelete file1.txt
    22    set out [open ./file1.txt wb]
    23    puts -nonewline $out "This is a text file without a line ending"
    24    close $out
    25    db eval {
    26      CREATE TABLE t1(a INTEGER PRIMARY KEY, b TEXT);
    27      INSERT INTO t1 VALUES(1, readfile('./file1.txt'));
    28      SELECT * FROM t1;
    29    }
    30  } {1 {This is a text file without a line ending}}
    31  do_test 1.1 {
    32    forcedelete file2.txt
    33    db nullvalue nil
    34    db eval {
    35      DELETE FROM t1;
    36      INSERT INTO t1 VALUES(2, readfile(NULL)),(3, readfile('file2.txt'));
    37      SELECT a, b, typeof(b) FROM t1;
    38    }
    39  } {2 nil null 3 nil null}
    40  
    41  do_test 1.2 {
    42    db eval {
    43      SELECT writefile('./file2.txt', 'A second test line');
    44    }
    45  } {18}
    46  do_test 1.3 {
    47    set in [open ./file2.txt rb]
    48    set x [read $in]
    49    close $in
    50    list $x [file size file2.txt]
    51  } {{A second test line} 18}
    52  
    53  do_test 1.4 {
    54    db eval {
    55      SELECT writefile('./file2.txt', NULL);
    56    }
    57  } {0}
    58  do_test 1.5 {
    59    file size ./file2.txt
    60  } {0}
    61  
    62  do_test 1.6 {
    63    if {$::tcl_platform(platform)=="unix"} {
    64      file attributes ./file2.txt -permissions r--r--r--
    65    } else {
    66      file attributes ./file2.txt -readonly 1
    67    }
    68    db eval {
    69      SELECT writefile('./file2.txt', 'Another test');
    70    }
    71  } {nil}
    72  do_test 1.7 {
    73    if {$::tcl_platform(platform)=="unix"} {
    74      file attributes ./file2.txt -permissions rw-r--r--
    75    } else {
    76      file attributes ./file2.txt -readonly 0
    77    }
    78    db eval {
    79      SELECT writefile(NULL, 'Another test');
    80    }
    81  } {nil}
    82  
    83  finish_test