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Merge pull request #192 from jrave/bind_parameter_count

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Add wrapper for bind parameter count
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Sébastien Rombauts 2019-03-04 20:18:49 +01:00 committed by GitHub
commit f1301a4a11
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3 changed files with 23 additions and 0 deletions
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3
include/SQLiteCpp/Statement.h
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@ -629,6 +629,9 @@ public:
return mbDone; return mbDone;
} }
/// Return the number of bind parameters in the statement
int getBindParameterCount() const noexcept;
/// Return the numeric result code for the most recent failed API call (if any). /// Return the numeric result code for the most recent failed API call (if any).
int getErrorCode() const noexcept; // nothrow int getErrorCode() const noexcept; // nothrow
/// Return the extended numeric result code for the most recent failed API call (if any). /// Return the extended numeric result code for the most recent failed API call (if any).

5
src/Statement.cpp
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@ -391,6 +391,11 @@ int Statement::getColumnIndex(const char* apName) const
return (*iIndex).second; return (*iIndex).second;
} }
int Statement::getBindParameterCount() const noexcept
{
return sqlite3_bind_parameter_count(mStmtPtr);
}
// Return the numeric result code for the most recent failed API call (if any). // Return the numeric result code for the most recent failed API call (if any).
int Statement::getErrorCode() const noexcept // nothrow int Statement::getErrorCode() const noexcept // nothrow
{ {

15
tests/Statement_test.cpp
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@ -831,3 +831,18 @@ TEST(Statement, bind64bitsLong) {
EXPECT_EQ(4294967297L, query.getColumn(0).getInt64()); EXPECT_EQ(4294967297L, query.getColumn(0).getInt64());
} }
#endif #endif
TEST(Statement, getBindParameterCount) {
// Create a new database
SQLite::Database db(":memory:", SQLite::OPEN_READWRITE | SQLite::OPEN_CREATE);
EXPECT_EQ(0, db.exec("CREATE TABLE test (id INTEGER PRIMARY KEY, msg TEXT)"));
SQLite::Statement query(db, "SELECT id, msg FROM test where id = ?");
EXPECT_EQ(1, query.getBindParameterCount());
SQLite::Statement query2(db, "SELECT id, msg FROM test where id = ? and msg = ?");
EXPECT_EQ(2, query2.getBindParameterCount());
SQLite::Statement query3(db, "SELECT id, msg FROM test");
EXPECT_EQ(0, query3.getBindParameterCount());
}