initial test framework

Author: kirjavascript

.gitignore

@@ -9,3 +9,4 @@ tetris.lbl
 tetris.map
 tetris.dbg
 release/*
+target

tests/Cargo.lock

@@ -0,0 +1,7 @@
+[package]
+name = "gym-tests"
+version = "0.1.0"
+edition = "2021"
+
+[dependencies]
+rusticnes-core = { git = "https://github.com/zeta0134/rusticnes-core.git", version = "0.2.0" }

tests/Cargo.toml

@@ -0,0 +1,25 @@
+use std::collections::HashMap;
+use std::sync::OnceLock;
+
+fn labels() -> &'static HashMap<String, u16> {
+    static LABELS: OnceLock<HashMap<String, u16>> = OnceLock::new();
+    LABELS.get_or_init(|| {
+        let text = include_str!("../../tetris.lbl");
+        let mut labels: HashMap<String, u16> = HashMap::new();
+
+        for line in text.lines() {
+            let parts: Vec<&str> = line.split_whitespace().collect();
+            if parts.len() >= 2 {
+                if let Ok(hex_value) = u16::from_str_radix(parts[1], 16) {
+                    labels.insert(parts[2].to_string(), hex_value);
+                }
+            }
+        }
+
+        labels
+    })
+}
+
+pub fn get(label: &str) -> u16 {
+    *labels().get(label).expect(&format!("label {} not found", label))
+}

tests/src/labels.rs

@@ -0,0 +1,14 @@
+use rusticnes_core::nes::NesState;
+use rusticnes_core::cartridge;
+
+mod labels;
+
+fn main() {
+    let rom = include_bytes!("../../tetris.nes");
+    let mut emu = NesState::new(Box::new(cartridge::mapper_from_file(rom)).unwrap());
+
+    emu.registers.pc = labels::get(".addPushDownPoints");
+
+    // set pc
+    // set stackpointer to something absurd
+}