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Add coverage tests. Remove a NEVER macro from pager.c, as the condition can now be true in wal mode.

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FossilOrigin-Name: 7aac9ad6dd14b1c56eb8e4750ac769c6197c30bd
This commit is contained in:
dan
2010-06-24 10:50:17 +00:00
parent a927e94e71
commit dca321aed4
6 changed files with 175 additions and 23 deletions
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test/pager1.test
+109
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@@ -38,6 +38,8 @@ do_not_use_codec
#
# pager1-8.*: Cases using temporary and in-memory databases.
#
# pager1-9.*: Tests related to the backup API.
#
set a_string_counter 1
proc a_string {n} {
@@ -185,6 +187,9 @@ do_multiclient_test tn {
#-------------------------------------------------------------------------
# Savepoint related test cases.
#
# pager1-3.1.2.*: Force a savepoint rollback to cause the database file
# to grow.
#
do_test pager1-3.1.1 {
faultsim_delete_and_reopen
@@ -219,6 +224,39 @@ do_execsql_test pager1-3.4 { SELECT * FROM counter } {3 0}
do_execsql_test pager1-3.5 { SELECT a FROM t1 } {1 2 3}
do_execsql_test pager1-3.6 { COMMIT } {}
do_test pager1-3.2.1 {
faultsim_delete_and_reopen
db func a_string a_string
execsql {
PRAGMA auto_vacuum = 2;
PRAGMA cache_size = 10;
CREATE TABLE z(x INTEGER PRIMARY KEY, y);
BEGIN;
INSERT INTO z VALUES(NULL, a_string(800));
INSERT INTO z SELECT NULL, a_string(800) FROM z; -- 2
INSERT INTO z SELECT NULL, a_string(800) FROM z; -- 4
INSERT INTO z SELECT NULL, a_string(800) FROM z; -- 8
INSERT INTO z SELECT NULL, a_string(800) FROM z; -- 16
INSERT INTO z SELECT NULL, a_string(800) FROM z; -- 32
INSERT INTO z SELECT NULL, a_string(800) FROM z; -- 64
INSERT INTO z SELECT NULL, a_string(800) FROM z; -- 128
INSERT INTO z SELECT NULL, a_string(800) FROM z; -- 256
COMMIT;
}
execsql { PRAGMA auto_vacuum }
} {2}
do_execsql_test pager1-3.2.2 {
BEGIN;
INSERT INTO z VALUES(NULL, a_string(800));
INSERT INTO z VALUES(NULL, a_string(800));
SAVEPOINT one;
DELETE FROM z WHERE x>256;
PRAGMA incremental_vacuum;
SELECT count(*) FROM z WHERE x < 100;
ROLLBACK TO one;
COMMIT;
} {99}
#-------------------------------------------------------------------------
# Hot journal rollback related test cases.
#
@@ -842,5 +880,76 @@ foreach {tn filename} {
} {}
}
#-------------------------------------------------------------------------
# The next block of tests - pager1-9.* - deal with interactions between
# the pager and the backup API. Test cases:
#
# pager1-9.1.*: Test that a backup completes successfully even if the
# source db is written to during the backup op.
#
# pager1-9.2.*: Test that a backup completes successfully even if the
# source db is written to and then rolled back during a
# backup operation.
#
do_test pager1-9.0.1 {
faultsim_delete_and_reopen
db func a_string a_string
execsql {
PRAGMA cache_size = 10;
BEGIN;
CREATE TABLE ab(a, b, UNIQUE(a, b));
INSERT INTO ab VALUES( a_string(200), a_string(300) );
INSERT INTO ab SELECT a_string(200), a_string(300) FROM ab;
INSERT INTO ab SELECT a_string(200), a_string(300) FROM ab;
INSERT INTO ab SELECT a_string(200), a_string(300) FROM ab;
INSERT INTO ab SELECT a_string(200), a_string(300) FROM ab;
INSERT INTO ab SELECT a_string(200), a_string(300) FROM ab;
INSERT INTO ab SELECT a_string(200), a_string(300) FROM ab;
INSERT INTO ab SELECT a_string(200), a_string(300) FROM ab;
COMMIT;
}
} {}
do_test pager1-9.0.2 {
sqlite3 db2 test.db2
db2 eval { PRAGMA cache_size = 10 }
sqlite3_backup B db2 main db main
list [B step 10000] [B finish]
} {SQLITE_DONE SQLITE_OK}
do_test pager1-9.0.3 {
db one {SELECT md5sum(a, b) FROM ab}
} [db2 one {SELECT md5sum(a, b) FROM ab}]
do_test pager1-9.1.1 {
execsql { UPDATE ab SET a = a_string(201) }
sqlite3_backup B db2 main db main
B step 30
} {SQLITE_OK}
do_test pager1-9.1.2 {
execsql { UPDATE ab SET b = a_string(301) }
list [B step 10000] [B finish]
} {SQLITE_DONE SQLITE_OK}
do_test pager1-9.1.3 {
db one {SELECT md5sum(a, b) FROM ab}
} [db2 one {SELECT md5sum(a, b) FROM ab}]
do_test pager1-9.1.4 { execsql { SELECT count(*) FROM ab } } {128}
do_test pager1-9.2.1 {
execsql { UPDATE ab SET a = a_string(202) }
sqlite3_backup B db2 main db main
B step 30
} {SQLITE_OK}
do_test pager1-9.2.2 {
execsql {
BEGIN;
UPDATE ab SET b = a_string(301);
ROLLBACK;
}
list [B step 10000] [B finish]
} {SQLITE_DONE SQLITE_OK}
do_test pager1-9.2.3 {
db one {SELECT md5sum(a, b) FROM ab}
} [db2 one {SELECT md5sum(a, b) FROM ab}]
do_test pager1-9.2.4 { execsql { SELECT count(*) FROM ab } } {128}
finish_test