test: add -DSQLITE_DQS=0 when building for unittest

Author: andinux

Makefile

@@ -181,7 +181,7 @@ $(TEST_TARGET): $(TEST_OBJ)
 $(BUILD_RELEASE)/%.o: %.c
 	$(CC) $(CFLAGS) -O3 -fPIC -c $< -o $@
 $(BUILD_TEST)/sqlite3.o: $(SQLITE_DIR)/sqlite3.c
-	$(CC) $(CFLAGS) -DSQLITE_CORE -c $< -o $@
+	$(CC) $(CFLAGS) -DSQLITE_DQS=0 -DSQLITE_CORE -c $< -o $@
 $(BUILD_TEST)/%.o: %.c
 	$(CC) $(T_CFLAGS) -c $< -o $@
 

test/unit.c

@@ -1956,8 +1956,13 @@ bool do_test_internal_functions (void) {
     int rc = sqlite3_open(":memory:", &db);
     if (rc != SQLITE_OK) goto abort_test;
 
-    rc = sqlite3_exec(db, "SELECT \"double-quoted string literal misfeature\"", NULL, NULL, NULL);
-    if (rc != SQLITE_ERROR) goto abort_test;
+    sql = "SELECT \"double-quoted string literal misfeature\"";
+    rc = sqlite3_exec(db, sql, NULL, NULL, NULL);
+    if (rc != SQLITE_ERROR) {
+        printf("invalid result code for the following query, expected 1 (ERROR), got %d: '%s'\n", rc, sql);
+        printf("the unittest must be built with -DSQLITE_DQS=0\n");
+        goto abort_test;
+    }
 
     sql = "CREATE TABLE foo (name TEXT PRIMARY KEY NOT NULL, age INTEGER UNIQUE);";
     rc = sqlite3_exec(db, sql, NULL, NULL, NULL);