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Unified Diff: third_party/sqlite/sqlite-src-3170000/ext/fts5/test/fts5near.test

Issue 2747283002: [sql] Import reference version of SQLite 3.17.. (Closed)
Patch Set: Created 3 years, 9 months ago
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Index: third_party/sqlite/sqlite-src-3170000/ext/fts5/test/fts5near.test
diff --git a/third_party/sqlite/sqlite-src-3170000/ext/fts5/test/fts5near.test b/third_party/sqlite/sqlite-src-3170000/ext/fts5/test/fts5near.test
new file mode 100644
index 0000000000000000000000000000000000000000..b4ae205deeb626de1f63dcce789be09672338c49
--- /dev/null
+++ b/third_party/sqlite/sqlite-src-3170000/ext/fts5/test/fts5near.test
@@ -0,0 +1,71 @@
+# 2014 Jan 08
+#
+# The author disclaims copyright to this source code. In place of
+# a legal notice, here is a blessing:
+#
+# May you do good and not evil.
+# May you find forgiveness for yourself and forgive others.
+# May you share freely, never taking more than you give.
+#
+#***********************************************************************
+#
+# Tests focused on the NEAR operator.
+#
+
+source [file join [file dirname [info script]] fts5_common.tcl]
+set testprefix fts5near
+
+# If SQLITE_ENABLE_FTS5 is defined, omit this file.
+ifcapable !fts5 {
+ finish_test
+ return
+}
+
+proc do_near_test {tn doc near res} {
+ uplevel [list do_execsql_test $tn "
+ DELETE FROM t1;
+ INSERT INTO t1 VALUES('$doc');
+ SELECT count(*) FROM t1 WHERE t1 MATCH '$near';
+ " $res]
+}
+
+execsql {
+ CREATE VIRTUAL TABLE t1 USING fts5(x, tokenize = "ascii tokenchars '.'")
+}
+
+do_near_test 1.1 ". . a . . . b . ." { NEAR(a b, 5) } 1
+do_near_test 1.2 ". . a . . . b . ." { NEAR(a b, 4) } 1
+do_near_test 1.3 ". . a . . . b . ." { NEAR(a b, 3) } 1
+do_near_test 1.4 ". . a . . . b . ." { NEAR(a b, 2) } 0
+
+do_near_test 1.5 ". . a . . . b . ." { NEAR(b a, 5) } 1
+do_near_test 1.6 ". . a . . . b . ." { NEAR(b a, 4) } 1
+do_near_test 1.7 ". . a . . . b . ." { NEAR(b a, 3) } 1
+do_near_test 1.8 ". . a . . . b . ." { NEAR(b a, 2) } 0
+
+do_near_test 1.9 ". a b . . . c . ." { NEAR("a b" c, 3) } 1
+do_near_test 1.10 ". a b . . . c . ." { NEAR("a b" c, 2) } 0
+do_near_test 1.11 ". a b . . . c . ." { NEAR(c "a b", 3) } 1
+do_near_test 1.12 ". a b . . . c . ." { NEAR(c "a b", 2) } 0
+
+do_near_test 1.13 ". a b . . . c d ." { NEAR(a+b c+d, 3) } 1
+do_near_test 1.14 ". a b . . . c d ." { NEAR(a+b c+d, 2) } 0
+do_near_test 1.15 ". a b . . . c d ." { NEAR(c+d a+b, 3) } 1
+do_near_test 1.16 ". a b . . . c d ." { NEAR(c+d a+b, 2) } 0
+
+do_near_test 1.17 ". a b . . . c d ." { NEAR(a b c d, 5) } 1
+do_near_test 1.18 ". a b . . . c d ." { NEAR(a b c d, 4) } 0
+do_near_test 1.19 ". a b . . . c d ." { NEAR(a+b c d, 4) } 1
+
+do_near_test 1.20 "a b c d e f g h i" { NEAR(b+c a+b+c+d i, 5) } 1
+do_near_test 1.21 "a b c d e f g h i" { NEAR(b+c a+b+c+d i, 4) } 0
+
+do_near_test 1.22 "a b c d e f g h i" { NEAR(a+b+c+d i b+c, 5) } 1
+do_near_test 1.23 "a b c d e f g h i" { NEAR(a+b+c+d i b+c, 4) } 0
+
+do_near_test 1.24 "a b c d e f g h i" { NEAR(i a+b+c+d b+c, 5) } 1
+do_near_test 1.25 "a b c d e f g h i" { NEAR(i a+b+c+d b+c, 4) } 0
+
+
+finish_test
+

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