[tarantool-patches] [PATCH v2 2/6] sql: fix "PRAGMA parser_trace" result
imeevma at tarantool.org
imeevma at tarantool.org
Sat Dec 15 14:56:20 MSK 2018
Currently PRAGMA parser_trace returns an empty table. This seems
wrong, since other similar pragmas return their status. Fixed in
the current patch.
Part of #3832
---
src/box/sql/pragma.c | 20 +++++++++++++-------
src/box/sql/pragma.h | 4 ++--
src/box/sql/sqliteInt.h | 2 ++
test/sql/errinj.result | 19 +++++++++++++++++++
test/sql/errinj.test.lua | 16 ++++++++++++++++
5 files changed, 52 insertions(+), 9 deletions(-)
diff --git a/src/box/sql/pragma.c b/src/box/sql/pragma.c
index c052015..1fe5b3e 100644
--- a/src/box/sql/pragma.c
+++ b/src/box/sql/pragma.c
@@ -568,15 +568,21 @@ sqlite3Pragma(Parse * pParse, Token * pId, /* First part of [schema.]id field */
}
#ifndef NDEBUG
case PragTyp_PARSER_TRACE:{
- if (zRight) {
- if (sqlite3GetBoolean(zRight, 0)) {
- sqlite3ParserTrace(stdout, "parser: ");
- } else {
- sqlite3ParserTrace(0, 0);
- }
+ int mask = pPragma->iArg;
+ if (zRight == NULL) {
+ returnSingleInt(v,
+ (user_session->sql_flags & mask) != 0);
+ } else {
+ if (sqlite3GetBoolean(zRight, 0)) {
+ sqlite3ParserTrace(stdout, "parser: ");
+ user_session->sql_flags |= mask;
+ } else {
+ sqlite3ParserTrace(0, 0);
+ user_session->sql_flags &= ~mask;
}
- break;
}
+ break;
+ }
#endif
/*
diff --git a/src/box/sql/pragma.h b/src/box/sql/pragma.h
index 84ab478..59e0e1e 100644
--- a/src/box/sql/pragma.h
+++ b/src/box/sql/pragma.h
@@ -138,9 +138,9 @@ static const PragmaName aPragmaName[] = {
#if defined(SQLITE_DEBUG)
{ /* zName: */ "parser_trace",
/* ePragTyp: */ PragTyp_PARSER_TRACE,
- /* ePragFlg: */ 0,
+ /* ePragFlg: */ PragFlg_Result0 | PragFlg_NoColumns1,
/* ColNames: */ 0, 0,
- /* iArg: */ 0},
+ /* iArg: */ SQLITE_ParserTrace},
#endif
{ /* zName: */ "query_only",
/* ePragTyp: */ PragTyp_FLAG,
diff --git a/src/box/sql/sqliteInt.h b/src/box/sql/sqliteInt.h
index 1ec52b8..3d4dead 100644
--- a/src/box/sql/sqliteInt.h
+++ b/src/box/sql/sqliteInt.h
@@ -1563,6 +1563,8 @@ struct sqlite3 {
* Possible values for the sqlite3.flags.
*/
#define SQLITE_VdbeTrace 0x00000001 /* True to trace VDBE execution */
+/* Debug print info about SQL query as it parsed */
+#define SQLITE_ParserTrace 0x00000002
#define SQLITE_FullColNames 0x00000004 /* Show full column names on SELECT */
#define SQLITE_ShortColNames 0x00000040 /* Show short columns names */
#define SQLITE_CountRows 0x00000080 /* Count rows changed by INSERT, */
diff --git a/test/sql/errinj.result b/test/sql/errinj.result
index cb993f8..6ba7e72 100644
--- a/test/sql/errinj.result
+++ b/test/sql/errinj.result
@@ -280,3 +280,22 @@ errinj.set("ERRINJ_WAL_IO", false)
box.sql.execute("DROP TABLE t3;")
---
...
+--
+-- gh-3832: Some statements do not return column type
+-- This test placed here because it should be skipped in release
+-- build.
+-- Check that "PRAGMA parser_trace" returns 0 or 1 if called
+-- without parameter.
+result = box.sql.execute('PRAGMA parser_trace')
+---
+...
+-- Should be TRUE.
+result[1][1] == 0 or result[1][1] == 1
+---
+- true
+...
+-- Check that "PRAGMA parser_trace" returns nothing if called
+-- with parameter.
+box.sql.execute('PRAGMA parser_trace = '.. result[1][1])
+---
+...
diff --git a/test/sql/errinj.test.lua b/test/sql/errinj.test.lua
index fa7f9f2..a938eda 100644
--- a/test/sql/errinj.test.lua
+++ b/test/sql/errinj.test.lua
@@ -97,3 +97,19 @@ box.sql.execute("ALTER TABLE t3 DROP CONSTRAINT fk1;")
box.sql.execute("INSERT INTO t3 VALUES(1, 1, 3);")
errinj.set("ERRINJ_WAL_IO", false)
box.sql.execute("DROP TABLE t3;")
+
+--
+-- gh-3832: Some statements do not return column type
+
+-- This test placed here because it should be skipped in release
+-- build.
+
+-- Check that "PRAGMA parser_trace" returns 0 or 1 if called
+-- without parameter.
+result = box.sql.execute('PRAGMA parser_trace')
+-- Should be TRUE.
+result[1][1] == 0 or result[1][1] == 1
+
+-- Check that "PRAGMA parser_trace" returns nothing if called
+-- with parameter.
+box.sql.execute('PRAGMA parser_trace = '.. result[1][1])
--
2.7.4
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