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Overview
Comment:Fix problem with test names in e_select.test.
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SHA1: 8fe34faf6b8ddbb8ddd23418163650e846104328
User & Date: dan 2010-09-08 19:16:49
Context
2010-09-09
10:00
Add tests for sub-select statements in the FROM clause of a SELECT to e_select.test. check-in: 2c6b1ca9 user: dan tags: trunk
2010-09-08
19:16
Fix problem with test names in e_select.test. check-in: 8fe34faf user: dan tags: trunk
19:02
Add tests to e_select.test. check-in: 727ced6b user: dan tags: trunk
Changes
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Changes to test/e_select.test.

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  test_join $tn.2.2  "t2, t1 ON (t1.a=t2.a)"  {t2 t1 -on {te_equals a a}}
  test_join $tn.2.3  "t2, t1 ON (1)"          {t2 t1 -on te_true}
  test_join $tn.2.4  "t2, t1 ON (NULL)"       {t2 t1 -on te_false}
  test_join $tn.2.5  "t2, t1 ON (1.1-1.1)"    {t2 t1 -on te_false}
  test_join $tn.2.6  "t1, t2 ON (1.1-1.0)"    {t1 t2 -on te_true}


  test_join 3 "t1 LEFT JOIN t2 ON (t1.a=t2.a)" {t1 t2 -left -on {te_equals a a}}
  test_join 4 "t1 LEFT JOIN t2 USING (a)" {
    t1 t2 -left -using a -on {te_equals a a}
  }
  test_join 5 "t1 CROSS JOIN t2 USING(b, a)" {
    t1 t2 -using {a b} -on {te_and {te_equals a a} {te_equals b b}}
  }
  test_join 6 "t1 NATURAL JOIN t2" {
    t1 t2 -using {a b} -on {te_and {te_equals a a} {te_equals b b}}
  }
  test_join 7 "t1 NATURAL INNER JOIN t2" {
    t1 t2 -using {a b} -on {te_and {te_equals a a} {te_equals b b}}
  }
  test_join 8 "t1 NATURAL CROSS JOIN t2" {
    t1 t2 -using {a b} -on {te_and {te_equals a a} {te_equals b b}}
  }
  test_join 9 "t1 NATURAL INNER JOIN t2" {
    t1 t2 -using {a b} -on {te_and {te_equals a a} {te_equals b b}}
  }
  test_join 10 "t1 NATURAL LEFT JOIN t2" {
    t1 t2 -left -using {a b} -on {te_and {te_equals a a} {te_equals b b}}
  }
  test_join 11 "t1 NATURAL LEFT OUTER JOIN t2" {
    t1 t2 -left -using {a b} -on {te_and {te_equals a a} {te_equals b b}}
  }
  test_join 12 "t2 NATURAL JOIN t1" {
    t2 t1 -using {a b} -on {te_and {te_equals a a} {te_equals b b}}
  }
  test_join 13 "t2 NATURAL INNER JOIN t1" {
    t2 t1 -using {a b} -on {te_and {te_equals a a} {te_equals b b}}
  }
  test_join 14 "t2 NATURAL CROSS JOIN t1" {
    t2 t1 -using {a b} -on {te_and {te_equals a a} {te_equals b b}}
  }
  test_join 15 "t2 NATURAL INNER JOIN t1" {
    t2 t1 -using {a b} -on {te_and {te_equals a a} {te_equals b b}}
  }
  test_join 16 "t2 NATURAL LEFT JOIN t1" {
    t2 t1 -left -using {a b} -on {te_and {te_equals a a} {te_equals b b}}
  }
  test_join 17 "t2 NATURAL LEFT OUTER JOIN t1" {
    t2 t1 -left -using {a b} -on {te_and {te_equals a a} {te_equals b b}}
  }
  test_join 18 "t1 LEFT JOIN t2 USING (b)" {
    t1 t2 -left -using b -on {te_equals b b}
  }
  test_join 19 "t1 JOIN t3 USING(b)" {t1 t3 -using b -on {te_equals b b}}
  test_join 20 "t3 JOIN t1 USING(b)" {
    t3 t1 -using b -on {te_equals -nocase b b}
  }
  test_join 21 "t1 NATURAL JOIN t3"  {
    t1 t3 -using b -on {te_equals b b}
  }
  test_join 22 "t3 NATURAL JOIN t1"  {
    t3 t1 -using b -on {te_equals -nocase b b}
  }
  test_join 23 "t1 NATURAL LEFT JOIN t3" {
    t1 t3 -left -using b -on {te_equals b b}
  }
  test_join 24 "t3 NATURAL LEFT JOIN t1" {
    t3 t1 -left -using b -on {te_equals -nocase b b}
  }
  test_join 25 "t1 LEFT JOIN t3 ON (t3.b=t1.b)" {
    t1 t3 -left -on {te_equals -nocase b b}
  }
  test_join 26 "t1 LEFT JOIN t3 ON (t1.b=t3.b)" {
    t1 t3 -left -on {te_equals b b}
  }
  test_join 27 "t1 JOIN t3 ON (t1.b=t3.b)" { t1 t3 -on {te_equals b b} }

  # EVIDENCE-OF: R-28760-53843 When more than two tables are joined
  # together as part of a FROM clause, the join operations are processed
  # in order from left to right. In other words, the FROM clause (A
  # join-op-1 B join-op-2 C) is computed as ((A join-op-1 B) join-op-2 C).
  #
  #   Tests 28a and 28b show that the statement above is true for this case.
................................................................................
}

# XXXEVIDENCE-OF: R-55824-40976 A sub-select specified in the join-source
# following the FROM clause in a simple SELECT statement is handled as
# if it was a table containing the data returned by executing the
# sub-select statement.
#
proc test_subselect_join {tn subselect select script} {
  1   "SELECT * FROM t2"   "SELECT * FROM t1 JOIN (%ss%)" 
    {t1 %ss%}
} {
  execsql "CREATE TEMP TABLE sstemp AS $subselect"
  set ssdata [te_read_tbl db sstemp]
  execsql "DROP TABLE sstemp"

  
}

finish_test








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  test_join $tn.2.2  "t2, t1 ON (t1.a=t2.a)"  {t2 t1 -on {te_equals a a}}
  test_join $tn.2.3  "t2, t1 ON (1)"          {t2 t1 -on te_true}
  test_join $tn.2.4  "t2, t1 ON (NULL)"       {t2 t1 -on te_false}
  test_join $tn.2.5  "t2, t1 ON (1.1-1.1)"    {t2 t1 -on te_false}
  test_join $tn.2.6  "t1, t2 ON (1.1-1.0)"    {t1 t2 -on te_true}


  test_join $tn.3 "t1 LEFT JOIN t2 ON (t1.a=t2.a)" {t1 t2 -left -on {te_equals a a}}
  test_join $tn.4 "t1 LEFT JOIN t2 USING (a)" {
    t1 t2 -left -using a -on {te_equals a a}
  }
  test_join $tn.5 "t1 CROSS JOIN t2 USING(b, a)" {
    t1 t2 -using {a b} -on {te_and {te_equals a a} {te_equals b b}}
  }
  test_join $tn.6 "t1 NATURAL JOIN t2" {
    t1 t2 -using {a b} -on {te_and {te_equals a a} {te_equals b b}}
  }
  test_join $tn.7 "t1 NATURAL INNER JOIN t2" {
    t1 t2 -using {a b} -on {te_and {te_equals a a} {te_equals b b}}
  }
  test_join $tn.8 "t1 NATURAL CROSS JOIN t2" {
    t1 t2 -using {a b} -on {te_and {te_equals a a} {te_equals b b}}
  }
  test_join $tn.9 "t1 NATURAL INNER JOIN t2" {
    t1 t2 -using {a b} -on {te_and {te_equals a a} {te_equals b b}}
  }
  test_join $tn.10 "t1 NATURAL LEFT JOIN t2" {
    t1 t2 -left -using {a b} -on {te_and {te_equals a a} {te_equals b b}}
  }
  test_join $tn.11 "t1 NATURAL LEFT OUTER JOIN t2" {
    t1 t2 -left -using {a b} -on {te_and {te_equals a a} {te_equals b b}}
  }
  test_join $tn.12 "t2 NATURAL JOIN t1" {
    t2 t1 -using {a b} -on {te_and {te_equals a a} {te_equals b b}}
  }
  test_join $tn.13 "t2 NATURAL INNER JOIN t1" {
    t2 t1 -using {a b} -on {te_and {te_equals a a} {te_equals b b}}
  }
  test_join $tn.14 "t2 NATURAL CROSS JOIN t1" {
    t2 t1 -using {a b} -on {te_and {te_equals a a} {te_equals b b}}
  }
  test_join $tn.15 "t2 NATURAL INNER JOIN t1" {
    t2 t1 -using {a b} -on {te_and {te_equals a a} {te_equals b b}}
  }
  test_join $tn.16 "t2 NATURAL LEFT JOIN t1" {
    t2 t1 -left -using {a b} -on {te_and {te_equals a a} {te_equals b b}}
  }
  test_join $tn.17 "t2 NATURAL LEFT OUTER JOIN t1" {
    t2 t1 -left -using {a b} -on {te_and {te_equals a a} {te_equals b b}}
  }
  test_join $tn.18 "t1 LEFT JOIN t2 USING (b)" {
    t1 t2 -left -using b -on {te_equals b b}
  }
  test_join $tn.19 "t1 JOIN t3 USING(b)" {t1 t3 -using b -on {te_equals b b}}
  test_join $tn.20 "t3 JOIN t1 USING(b)" {
    t3 t1 -using b -on {te_equals -nocase b b}
  }
  test_join $tn.21 "t1 NATURAL JOIN t3"  {
    t1 t3 -using b -on {te_equals b b}
  }
  test_join $tn.22 "t3 NATURAL JOIN t1"  {
    t3 t1 -using b -on {te_equals -nocase b b}
  }
  test_join $tn.23 "t1 NATURAL LEFT JOIN t3" {
    t1 t3 -left -using b -on {te_equals b b}
  }
  test_join $tn.24 "t3 NATURAL LEFT JOIN t1" {
    t3 t1 -left -using b -on {te_equals -nocase b b}
  }
  test_join $tn.25 "t1 LEFT JOIN t3 ON (t3.b=t1.b)" {
    t1 t3 -left -on {te_equals -nocase b b}
  }
  test_join $tn.26 "t1 LEFT JOIN t3 ON (t1.b=t3.b)" {
    t1 t3 -left -on {te_equals b b}
  }
  test_join $tn.27 "t1 JOIN t3 ON (t1.b=t3.b)" { t1 t3 -on {te_equals b b} }

  # EVIDENCE-OF: R-28760-53843 When more than two tables are joined
  # together as part of a FROM clause, the join operations are processed
  # in order from left to right. In other words, the FROM clause (A
  # join-op-1 B join-op-2 C) is computed as ((A join-op-1 B) join-op-2 C).
  #
  #   Tests 28a and 28b show that the statement above is true for this case.
................................................................................
}

# XXXEVIDENCE-OF: R-55824-40976 A sub-select specified in the join-source
# following the FROM clause in a simple SELECT statement is handled as
# if it was a table containing the data returned by executing the
# sub-select statement.
#
foreach {tn subselect select script} {
  1   "SELECT * FROM t2"   "SELECT * FROM t1 JOIN (%ss%)" 
    {t1 %ss%}
} {
  execsql "CREATE TEMP TABLE sstemp AS $subselect"
  set ssdata [te_read_tbl db sstemp]
  execsql "DROP TABLE sstemp"

  
}

finish_test