persistentstorage/sqlite3api/TEST/TclScript/trace.test
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     1 # 2004 Jun 29
       
     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 # This file implements regression tests for SQLite library.
       
    12 #
       
    13 # This file implements tests for the "sqlite3_trace()" API.
       
    14 #
       
    15 # $Id: trace.test,v 1.7 2008/01/12 21:35:57 drh Exp $
       
    16 
       
    17 set testdir [file dirname $argv0]
       
    18 source $testdir/tester.tcl
       
    19 
       
    20 ifcapable !trace {
       
    21   finish_test
       
    22   return
       
    23 }
       
    24 
       
    25 set ::stmtlist {}
       
    26 do_test trace-1.1 {
       
    27   set rc [catch {db trace 1 2 3} msg]
       
    28   lappend rc $msg
       
    29 } {1 {wrong # args: should be "db trace ?CALLBACK?"}}
       
    30 proc trace_proc cmd {
       
    31   lappend ::stmtlist [string trim $cmd]
       
    32 }
       
    33 do_test trace-1.2 {
       
    34   db trace trace_proc
       
    35   db trace
       
    36 } {trace_proc}
       
    37 do_test trace-1.3 {
       
    38   execsql {
       
    39     CREATE TABLE t1(a,b);
       
    40     INSERT INTO t1 VALUES(1,2);
       
    41     SELECT * FROM t1;
       
    42   }
       
    43 } {1 2}
       
    44 do_test trace-1.4 {
       
    45   set ::stmtlist
       
    46 } {{CREATE TABLE t1(a,b);} {INSERT INTO t1 VALUES(1,2);} {SELECT * FROM t1;}}
       
    47 do_test trace-1.5 {
       
    48   db trace {}
       
    49   db trace
       
    50 } {}
       
    51 
       
    52 # If we prepare a statement and execute it multiple times, the trace
       
    53 # happens on each execution.
       
    54 #
       
    55 db close
       
    56 sqlite3 db test.db; set DB [sqlite3_connection_pointer db]
       
    57 do_test trace-2.1 {
       
    58   set STMT [sqlite3_prepare $DB {INSERT INTO t1 VALUES(2,3)} -1 TAIL]
       
    59   db trace trace_proc
       
    60   proc trace_proc sql {
       
    61     global TRACE_OUT
       
    62     set TRACE_OUT $sql
       
    63   }
       
    64   set TRACE_OUT {}
       
    65   sqlite3_step $STMT
       
    66   set TRACE_OUT
       
    67 } {INSERT INTO t1 VALUES(2,3)}
       
    68 do_test trace-2.2 {
       
    69   set TRACE_OUT {}
       
    70   sqlite3_reset $STMT
       
    71   set TRACE_OUT 
       
    72 } {}
       
    73 do_test trace-2.3 {
       
    74   sqlite3_step $STMT
       
    75   set TRACE_OUT
       
    76 } {INSERT INTO t1 VALUES(2,3)}
       
    77 do_test trace-2.4 {
       
    78   execsql {SELECT * FROM t1}
       
    79 } {1 2 2 3 2 3}
       
    80 do_test trace-2.5 {
       
    81   set TRACE_OUT
       
    82 } {SELECT * FROM t1}
       
    83 catch {sqlite3_finalize $STMT}
       
    84 
       
    85 # Similar tests, but this time for profiling.
       
    86 # 
       
    87 do_test trace-3.1 {
       
    88   set rc [catch {db profile 1 2 3} msg]
       
    89   lappend rc $msg
       
    90 } {1 {wrong # args: should be "db profile ?CALLBACK?"}}
       
    91 set ::stmtlist {}
       
    92 proc profile_proc {cmd tm} {
       
    93   lappend ::stmtlist [string trim $cmd]
       
    94 }
       
    95 do_test trace-3.2 {
       
    96   db trace {}
       
    97   db profile profile_proc
       
    98   db profile
       
    99 } {profile_proc}
       
   100 do_test trace-3.3 {
       
   101   execsql {
       
   102     CREATE TABLE t2(a,b);
       
   103     INSERT INTO t2 VALUES(1,2);
       
   104     SELECT * FROM t2;
       
   105   }
       
   106 } {1 2}
       
   107 do_test trace-3.4 {
       
   108   set ::stmtlist
       
   109 } {{CREATE TABLE t2(a,b);} {INSERT INTO t2 VALUES(1,2);} {SELECT * FROM t2;}}
       
   110 do_test trace-3.5 {
       
   111   db profile {}
       
   112   db profile
       
   113 } {}
       
   114 
       
   115 # If we prepare a statement and execute it multiple times, the profile
       
   116 # happens on each execution.
       
   117 #
       
   118 db close
       
   119 sqlite3 db test.db; set DB [sqlite3_connection_pointer db]
       
   120 do_test trace-4.1 {
       
   121   set STMT [sqlite3_prepare $DB {INSERT INTO t2 VALUES(2,3)} -1 TAIL]
       
   122   db trace trace_proc
       
   123   proc profile_proc {sql tm} {
       
   124     global TRACE_OUT
       
   125     set TRACE_OUT $sql
       
   126   }
       
   127   set TRACE_OUT {}
       
   128   sqlite3_step $STMT
       
   129   set TRACE_OUT
       
   130 } {INSERT INTO t2 VALUES(2,3)}
       
   131 do_test trace-4.2 {
       
   132   set TRACE_OUT {}
       
   133   sqlite3_reset $STMT
       
   134   set TRACE_OUT 
       
   135 } {}
       
   136 do_test trace-4.3 {
       
   137   sqlite3_step $STMT
       
   138   set TRACE_OUT
       
   139 } {INSERT INTO t2 VALUES(2,3)}
       
   140 do_test trace-4.4 {
       
   141   execsql {SELECT * FROM t1}
       
   142 } {1 2 2 3 2 3}
       
   143 do_test trace-4.5 {
       
   144   set TRACE_OUT
       
   145 } {SELECT * FROM t1}
       
   146 catch {sqlite3_finalize $STMT}
       
   147 
       
   148 # Trigger tracing.
       
   149 #
       
   150 do_test trace-5.1 {
       
   151   db eval {
       
   152     CREATE TRIGGER r1t1 AFTER UPDATE ON t1 BEGIN
       
   153       UPDATE t2 SET a=new.a WHERE rowid=new.rowid;
       
   154     END;
       
   155     CREATE TRIGGER r1t2 AFTER UPDATE ON t2 BEGIN
       
   156       SELECT 'hello';
       
   157     END;
       
   158   }
       
   159   set TRACE_OUT {}
       
   160   proc trace_proc cmd {
       
   161     lappend ::TRACE_OUT [string trim $cmd]
       
   162   }
       
   163   db eval {
       
   164     UPDATE t1 SET a=a+1;
       
   165   }
       
   166   set TRACE_OUT
       
   167 } {{UPDATE t1 SET a=a+1;} {-- TRIGGER r1t1} {-- TRIGGER r1t2} {-- TRIGGER r1t1} {-- TRIGGER r1t2} {-- TRIGGER r1t1} {-- TRIGGER r1t2}}
       
   168 
       
   169 finish_test