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b5c1063ab7
in the output of EXPLAIN. FossilOrigin-Name: adc12c83dda8ba93ca220bbff649f763058b9440968ae463621f0cb7de8889cf
104 lines
2.9 KiB
Plaintext
104 lines
2.9 KiB
Plaintext
# 2017 Jan 4
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#
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# The author disclaims copyright to this source code. In place of
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# a legal notice, here is a blessing:
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#
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# May you do good and not evil.
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# May you find forgiveness for yourself and forgive others.
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# May you share freely, never taking more than you give.
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#
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#***********************************************************************
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# This file implements regression tests for SQLite library.
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#
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set testdir [file dirname $argv0]
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source $testdir/tester.tcl
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set testprefix pragma4
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proc do_pragma_ncol_test {tn sql nCol} {
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set ::stmt 0
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set ::stmt [sqlite3_prepare_v2 db $sql -1 dummy]
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uplevel [list do_test $tn { sqlite3_column_count $::stmt } $nCol]
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sqlite3_finalize $::stmt
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}
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# If there is no RHS argument, the following PRAGMA statements operate as
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# queries, returning a single row containing a single column.
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#
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# Or, if there is RHS argument, they return zero rows of zero columns.
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#
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foreach {tn sql} {
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1 "PRAGMA application_id = 10"
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2 "PRAGMA automatic_index = 1"
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3 "PRAGMA auto_vacuum = 1"
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4 "PRAGMA cache_size = -100"
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5 "PRAGMA cache_spill = 1"
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6 "PRAGMA cell_size_check = 1"
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7 "PRAGMA checkpoint_fullfsync = 1"
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8 "PRAGMA count_changes = 1"
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9 "PRAGMA default_cache_size = 100"
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10 "PRAGMA defer_foreign_keys = 1"
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11 "PRAGMA empty_result_callbacks = 1"
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12 "PRAGMA encoding = 'utf-8'"
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13 "PRAGMA foreign_keys = 1"
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14 "PRAGMA full_column_names = 1"
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15 "PRAGMA fullfsync = 1"
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16 "PRAGMA ignore_check_constraints = 1"
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17 "PRAGMA legacy_file_format = 1"
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18 "PRAGMA page_size = 511"
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19 "PRAGMA page_size = 512"
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20 "PRAGMA query_only = false"
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21 "PRAGMA read_uncommitted = true"
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22 "PRAGMA recursive_triggers = false"
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23 "PRAGMA reverse_unordered_selects = false"
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24 "PRAGMA schema_version = 211"
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25 "PRAGMA short_column_names = 1"
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26 "PRAGMA synchronous = full"
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29 "PRAGMA temp_store = memory"
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30 "PRAGMA user_version = 405"
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31 "PRAGMA writable_schema = 1"
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} {
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reset_db
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# Without RHS:
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do_pragma_ncol_test 1.$tn.1 [lindex [split $sql =] 0] 1
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# With RHS:
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do_pragma_ncol_test 1.$tn.2 $sql 0
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}
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# These pragmas should never return any values.
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#
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foreach {tn sql} {
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1 "PRAGMA shrink_memory"
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2 "PRAGMA shrink_memory = 10"
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3 "PRAGMA case_sensitive_like = 0"
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4 "PRAGMA case_sensitive_like = 1"
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5 "PRAGMA case_sensitive_like"
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} {
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do_pragma_ncol_test 1.$tn.1 $sql 0
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}
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# EXPLAIN on a PRAGMA integrity_check.
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# Verify that that P4_INTARRAY argument to OP_IntegrityCk is rendered
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# correctly.
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#
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db close
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forcedelete test.db
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sqlite3 db test.db
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do_test pragma4-2.100 {
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db eval {
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PRAGMA page_size=512;
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CREATE TABLE t1(x);
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WITH RECURSIVE c(x) AS (VALUES(1) UNION ALL SELECT x+1 FROM c WHERE x<10000)
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INSERT INTO t1(x) SELECT zeroblob(300) FROM c;
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CREATE TABLE t2(y);
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DROP TABLE t1;
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}
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string map {\[ x \] x \173 {} \175 {}} \
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[db eval {EXPLAIN PRAGMA integrity_check}]
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} {/ IntegrityCk 2 2 1 x[0-9]+,1x /}
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finish_test
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