Annotation of embedaddon/sqlite3/test/e_resolve.test, revision 1.1.1.1
1.1 misho 1: # 2010 November 30
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 to verify that the "testable statements" in
13: # the lang_naming.html document are correct.
14: #
15:
16: set testdir [file dirname $argv0]
17: source $testdir/tester.tcl
18: set ::testprefix e_resolve
19:
20: # An example database schema for testing name resolution:
21: #
22: set schema {
23: ATTACH 'test.db2' AS at1;
24: ATTACH 'test.db3' AS at2;
25:
26: CREATE TABLE temp.n1(x, y); INSERT INTO temp.n1 VALUES('temp', 'n1');
27: CREATE TRIGGER temp.n3 AFTER INSERT ON n1 BEGIN SELECT 1; END;
28: CREATE INDEX temp.n4 ON n1(x, y);
29:
30: CREATE TABLE main.n1(x, y); INSERT INTO main.n1 VALUES('main', 'n1');
31: CREATE TABLE main.n2(x, y); INSERT INTO main.n2 VALUES('main', 'n2');
32: CREATE INDEX main.n3 ON n2(y, x);
33: CREATE TRIGGER main.n4 BEFORE INSERT ON n2 BEGIN SELECT 1; END;
34:
35: CREATE TABLE at1.n1(x, y); INSERT INTO at1.n1 VALUES('at1', 'n1');
36: CREATE TABLE at1.n2(x, y); INSERT INTO at1.n2 VALUES('at1', 'n2');
37: CREATE TABLE at1.n3(x, y); INSERT INTO at1.n3 VALUES('at1', 'n3');
38:
39: CREATE TABLE at2.n1(x, y); INSERT INTO at2.n1 VALUES('at2', 'n1');
40: CREATE TABLE at2.n2(x, y); INSERT INTO at2.n2 VALUES('at2', 'n2');
41: CREATE TABLE at2.n3(x, y); INSERT INTO at2.n3 VALUES('at2', 'n3');
42: CREATE TABLE at2.n4(x, y); INSERT INTO at2.n4 VALUES('at2', 'n4');
43: CREATE TRIGGER at2.n4 BEFORE INSERT ON n4 BEGIN SELECT 1; END;
44: }
45:
46: proc resolve_reopen_db {} {
47: db close
48: forcedelete test.db test.db2 test.db3
49: sqlite3 db test.db
50: db eval $::schema
51: }
52:
53:
54:
55: # EVIDENCE-OF: R-33528-20612 If no database is specified as part of the
56: # object reference, then SQLite searches the main, temp and all attached
57: # databases for an object with a matching name. The temp database is
58: # searched first, followed by the main database, followed all attached
59: # databases in the order that they were attached. The reference resolves
60: # to the first match found.
61: #
62: resolve_reopen_db
63: do_execsql_test 1.1 { SELECT * FROM n1 } {temp n1}
64: do_execsql_test 1.2 { SELECT * FROM n2 } {main n2}
65: do_execsql_test 1.3 { SELECT * FROM n3 } {at1 n3}
66: do_execsql_test 1.4 { SELECT * FROM n4 } {at2 n4}
67:
68: # EVIDENCE-OF: R-54577-28142 If a database name is specified as part of
69: # an object reference, it must be either "main", or "temp" or the name
70: # of an attached database.
71: #
72: # Or else it is a "no such table: xxx" error.
73: #
74: resolve_reopen_db
75: do_execsql_test 2.1.1 { SELECT * FROM main.n1 } {main n1}
76: do_execsql_test 2.1.2 { SELECT * FROM temp.n1 } {temp n1}
77: do_execsql_test 2.1.3 { SELECT * FROM at1.n1 } {at1 n1}
78: do_execsql_test 2.1.4 { SELECT * FROM at2.n1 } {at2 n1}
79:
80: do_catchsql_test 2.2 { SELECT * FROM xxx.n1 } {1 {no such table: xxx.n1}}
81:
82: # EVIDENCE-OF: R-26223-47623 Like other SQL identifiers, database names
83: # are case-insensitive.
84: #
85: resolve_reopen_db
86: do_execsql_test 3.1 { SELECT * FROM MAIN.n1 } {main n1}
87: do_execsql_test 3.2 { SELECT * FROM tEmP.n1 } {temp n1}
88: do_execsql_test 3.3 { SELECT * FROM aT1.n1 } {at1 n1}
89: do_execsql_test 3.4 { SELECT * FROM At2.n1 } {at2 n1}
90:
91: # EVIDENCE-OF: R-15639-28392 If a database name is specified, then only
92: # the named database is searched for the named object.
93: #
94: do_catchsql_test 4.1 { SELECT * FROM temp.n2 } {1 {no such table: temp.n2}}
95: do_catchsql_test 4.2 { SELECT * FROM main.n2 } {0 {main n2}}
96: do_catchsql_test 4.3 { SELECT * FROM at1.n2 } {0 {at1 n2}}
97: do_catchsql_test 4.4 { SELECT * FROM at2.n2 } {0 {at2 n2}}
98:
99: # EVIDENCE-OF: R-08951-19801 When searching database schemas for a named
100: # object, objects of types that cannot be used in the context of the
101: # reference are always ignored.
102: #
103: # In this case, "types that cannot be used" are triggers and indexes.
104: # The temp and main databases both contain triggers and indexes named
105: # "n3" and "n4". Database "at2" contains a trigger called "n4". And yet:
106: #
107: do_execsql_test 5.1 { SELECT * FROM n3 } {at1 n3}
108: do_execsql_test 5.2 { SELECT * FROM n4 } {at2 n4}
109:
110: #-------------------------------------------------------------------------
111: # EVIDENCE-OF: R-37286-42536
112: #
113: db close
114: forcedelete test.db file.db
115: sqlite3 db test.db
116: do_execsql_test 6.1 {
117: ATTACH 'file.db' AS aux;
118: CREATE TABLE t1(x, y);
119: CREATE TEMP TABLE t1(x, y);
120: CREATE TABLE aux.t1(x, y);
121: }
122:
123: do_execsql_test 6.2.0 { DROP TABLE t1 }
124: do_catchsql_test 6.2.1 { SELECT * FROM temp.t1 } {1 {no such table: temp.t1}}
125: do_catchsql_test 6.2.2 { SELECT * FROM main.t1 } {0 {}}
126: do_catchsql_test 6.2.3 { SELECT * FROM aux.t1 } {0 {}}
127:
128: do_execsql_test 6.3.0 { DROP TABLE t1 }
129: do_catchsql_test 6.3.1 { SELECT * FROM main.t1 } {1 {no such table: main.t1}}
130: do_catchsql_test 6.3.3 { SELECT * FROM aux.t1 } {0 {}}
131:
132: do_execsql_test 6.4.0 { DROP TABLE t1 }
133: do_catchsql_test 6.4.1 { SELECT * FROM aux.t1 } {1 {no such table: aux.t1}}
134:
135: finish_test
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