Pull in full sqlite_modern_cpp repo for the license as it is not attached to source files

common/sqlite_modern_cpp/tests/prepared_statment.cc

@@ -0,0 +1,102 @@
+#include <iostream>
+#include <cstdlib>
+#include <sqlite_modern_cpp.h>
+#include <catch2/catch.hpp>
+using namespace  sqlite;
+using namespace std;
+
+TEST_CASE("prepared statements work", "[prepared_statement]") {
+    database db(":memory:");
+
+    auto pps = db << "select ?"; // get a prepared parsed and ready statment
+
+    int test = 4;
+    pps << test; // set a bound var
+
+    pps >> test; // execute statement
+
+    REQUIRE(test == 4);
+
+    pps << 4; // bind a rvalue
+    pps++; // and execute
+
+    pps << 8 >> test;
+
+    REQUIRE(test == 8);
+
+    auto pps2 = db << "select 1,2"; // multiple extract test
+
+    pps2 >> [](int a, int b) {
+        REQUIRE(a == 1);
+        REQUIRE(b == 2);
+    };
+
+    auto pps3 = db << "select ?,?,?";
+
+    test = 2;
+    pps3 << 1 << test << 3 >> [](int a, int b, int c) {
+        REQUIRE(a == 1);
+        REQUIRE(b == 2);
+        REQUIRE(c == 3);
+    };
+
+    test = 1;
+    db << "select ?,?" << test << 5 >> test; // and mow everything together
+    REQUIRE(test == 1);
+
+    test = 2;
+    db << "select ?,?,?" << 1 << test << 3 >> [](int a, int b, int c) {
+        REQUIRE(a == 1);
+        REQUIRE(b == 2);
+        REQUIRE(c == 3);
+    };
+
+    db << "select ?" << test; 		// noVal		
+    db << "select ?,?" << test << 1;
+    db << "select ?,?" << 1 << test;
+    db << "select ?,?" << 1 << 1;
+    db << "select ?,?" << test << test;
+
+    db << "select ?" << test >> test; 		// lVal		
+    db << "select ?,?" << test << 1 >> test;
+    db << "select ?,?" << 1 << test >> test;
+    db << "select ?,?" << 1 << 1 >> test;
+    db << "select ?,?" << test << test >> test;
+
+    int q = 0;
+    test = 1;
+    db << "select ?" << test >> [&](int t) { q = t; }; 		// rVal		
+    REQUIRE(q == 1);
+
+    db << "select ?,?" << test << 1 >> [&](int t, int p) { q = t + p; };
+    db << "select ?,?" << 1 << test >> [&](int t, int p) { q = t + p; };
+    db << "select ?,?" << 1 << 1 >> [&](int t, int p) { q = t + p; };
+    db << "select ?,?" << test << test >> [&](int t, int p) { q = t + p; };
+
+    db << "select ?,?,?" << test << 1 << test; // mix
+    db << "select ?,?,?" << 1 << test << 1;
+    db << "select ?,?,?" << 1 << 1 << test;
+    db << "select ?,?,?" << 1 << 1 << 1;
+    db << "select ?,?,?" << test << test << test;
+
+    {
+        auto pps4 = db << "select ?,?,?"; // reuse
+
+        (pps4 << test << 1 << test)++;
+        (pps4 << 1 << test << 1)++;
+        (pps4 << 1 << 1 << test)++;
+        (pps4 << 1 << 1 << 1)++;
+        (pps4 << test << test << test)++;
+    }
+
+    {
+        auto prep = db << "select ?";
+
+        prep << 5;
+        prep.execute();
+        prep << 6;
+        prep.execute();
+    }
+
+
+}