Add prepared statement test case.

FossilOrigin-Name: 2dff8b1cbbbf37977a9a875f193d902abc8716abe945a821211b3769ea56f7cd

experiments/prepared-test.c

@@ -0,0 +1,79 @@
+// vim: set noet sta sw=4 ts=4 :
+/*
+
+Minimal reproduction test case for what seems like
+weird prepared statement binding behavior?
+
+I don't know.  Maybe it's just me.
+
+https://docs.kuzudb.com/get-started/prepared-statements/
+*/
+
+#include <stdio.h>
+#include <kuzu.h>
+
+int main()
+{
+    /* Setup */
+    kuzu_system_config config = kuzu_default_system_config();
+    kuzu_database db;
+	kuzu_database_init( "TEST-DB", config, &db );
+
+    kuzu_connection conn;
+    kuzu_connection_init( &db, &conn );
+
+    kuzu_query_result q;
+    kuzu_prepared_statement stmt;
+
+    char things[3][20] = { "Camel", "Lampshade", "Delicious Cake" };
+
+
+    /* Schema install */
+    if ( kuzu_connection_query(
+        &conn,
+        "CREATE NODE TABLE Test ( id SERIAL, thing STRING, PRIMARY KEY(id) )",
+        &q ) != KuzuSuccess ) {
+        printf( "Couldn't create schema?!\n" );
+        return( 1 );
+    }
+
+
+    /* Prepare statement */
+    if ( kuzu_connection_prepare(
+        &conn,
+        "CREATE (t:Test {thing: $thing})",
+        &stmt
+    ) != KuzuSuccess ) {
+        printf( "Couldn't prepare statement?\n" );
+        return( 1 );
+    }
+
+
+    /* Lets make some nodes using the prepared statement. */
+    for ( int i = 0; i < 3; i++) {
+        printf( "Binding thing: %s\n", things[i] );
+        if ( kuzu_prepared_statement_bind_string( &stmt, "thing", things[i] ) != KuzuSuccess ) {
+            printf( "Unable to bind thing: %s\n", things[i] );
+        }
+        if ( kuzu_connection_execute( &conn, &stmt, &q ) != KuzuSuccess ) {
+            printf( "Couldn't execute prepared statement.\n" );
+        }
+    }
+
+    /* Cleanup */
+    kuzu_prepared_statement_destroy( &stmt );
+    kuzu_query_result_destroy( &q );
+    kuzu_connection_destroy( &conn );
+    kuzu_database_destroy( &db );
+
+    /* HMM */
+    printf( "Okay.  Now 'kuzu TEST-DB' and look around.\n" );
+    printf( "\"MATCH (t:Test) RETURN t.thing;\", perhaps.\n\n" );
+    printf( "I'd expect to see what I thought I bound.\n" );
+    printf( "Instead, I see three Camels.\n" );
+    printf( "Too many camels!!\n" );
+
+	return 0;
+}
+
+