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1 # 2002 May 24 |
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2 # |
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3 # The author disclaims copyright to this source code. In place of |
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4 # a legal notice, here is a blessing: |
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5 # |
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6 # May you do good and not evil. |
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7 # May you find forgiveness for yourself and forgive others. |
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8 # May you share freely, never taking more than you give. |
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9 # |
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10 #*********************************************************************** |
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11 # This file implements regression tests for SQLite library. |
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12 # |
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13 # This file implements tests for joins, including outer joins. |
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14 # |
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15 # $Id: join2.test,v 1.2 2005/01/21 03:12:16 danielk1977 Exp $ |
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16 |
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17 set testdir [file dirname $argv0] |
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18 source $testdir/tester.tcl |
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19 |
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20 do_test join2-1.1 { |
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21 execsql { |
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22 CREATE TABLE t1(a,b); |
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23 INSERT INTO t1 VALUES(1,11); |
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24 INSERT INTO t1 VALUES(2,22); |
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25 INSERT INTO t1 VALUES(3,33); |
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26 SELECT * FROM t1; |
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27 } |
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28 } {1 11 2 22 3 33} |
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29 do_test join2-1.2 { |
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30 execsql { |
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31 CREATE TABLE t2(b,c); |
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32 INSERT INTO t2 VALUES(11,111); |
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33 INSERT INTO t2 VALUES(33,333); |
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34 INSERT INTO t2 VALUES(44,444); |
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35 SELECT * FROM t2; |
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36 } |
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37 } {11 111 33 333 44 444}; |
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38 do_test join2-1.3 { |
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39 execsql { |
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40 CREATE TABLE t3(c,d); |
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41 INSERT INTO t3 VALUES(111,1111); |
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42 INSERT INTO t3 VALUES(444,4444); |
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43 INSERT INTO t3 VALUES(555,5555); |
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44 SELECT * FROM t3; |
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45 } |
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46 } {111 1111 444 4444 555 5555} |
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47 |
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48 do_test join2-1.4 { |
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49 execsql { |
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50 SELECT * FROM |
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51 t1 NATURAL JOIN t2 NATURAL JOIN t3 |
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52 } |
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53 } {1 11 111 1111} |
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54 do_test join2-1.5 { |
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55 execsql { |
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56 SELECT * FROM |
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57 t1 NATURAL JOIN t2 NATURAL LEFT OUTER JOIN t3 |
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58 } |
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59 } {1 11 111 1111 3 33 333 {}} |
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60 do_test join2-1.6 { |
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61 execsql { |
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62 SELECT * FROM |
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63 t1 NATURAL LEFT OUTER JOIN t2 NATURAL JOIN t3 |
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64 } |
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65 } {1 11 111 1111} |
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66 ifcapable subquery { |
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67 do_test join2-1.7 { |
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68 execsql { |
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69 SELECT * FROM |
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70 t1 NATURAL LEFT OUTER JOIN (t2 NATURAL JOIN t3) |
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71 } |
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72 } {1 11 111 1111 2 22 {} {} 3 33 {} {}} |
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73 } |
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74 |
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75 finish_test |