forked from AbleOS/holey-bytes
extracting testing logic
This commit is contained in:
mlokr
parent
eebabc5070
commit
2e3fbfa966
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@ -1,5 +1,5 @@
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pub use self::reg::{RET_ADDR, STACK_PTR, ZERO};
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use {
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self::reg::{RET_ADDR, STACK_PTR, ZERO},
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crate::{
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ident::{self, Ident},
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instrs::{self, *},
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@ -3540,68 +3540,12 @@ impl Codegen {
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#[cfg(test)]
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mod tests {
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use {
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super::parser,
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crate::{codegen::LoggedMem, log, parser::FileId},
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std::io,
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};
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const README: &str = include_str!("../README.md");
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fn generate(ident: &'static str, input: &'static str, output: &mut String) {
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fn find_block(mut input: &'static str, test_name: &'static str) -> &'static str {
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const CASE_PREFIX: &str = "#### ";
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const CASE_SUFFIX: &str = "\n```hb";
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loop {
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let Some(pos) = input.find(CASE_PREFIX) else {
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unreachable!("test {test_name} not found");
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};
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let mut codegen =
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super::Codegen { files: crate::test_parse_files(ident, input), ..Default::default() };
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input = unsafe { input.get_unchecked(pos + CASE_PREFIX.len()..) };
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if !input.starts_with(test_name) {
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continue;
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}
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input = unsafe { input.get_unchecked(test_name.len()..) };
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if !input.starts_with(CASE_SUFFIX) {
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continue;
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}
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input = unsafe { input.get_unchecked(CASE_SUFFIX.len()..) };
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let end = input.find("```").unwrap_or(input.len());
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break unsafe { input.get_unchecked(..end) };
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}
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}
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let input = find_block(input, ident);
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let mut module_map = Vec::new();
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let mut last_start = 0;
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let mut last_module_name = "test";
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for (i, m) in input.match_indices("// in module: ") {
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parser::test::format(ident, input[last_start..i].trim());
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module_map.push((last_module_name, &input[last_start..i]));
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let (module_name, _) = input[i + m.len()..].split_once('\n').unwrap();
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last_module_name = module_name;
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last_start = i + m.len() + module_name.len() + 1;
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}
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parser::test::format(ident, input[last_start..].trim());
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module_map.push((last_module_name, input[last_start..].trim()));
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let loader = |path: &str, _: &str| {
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module_map
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.iter()
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.position(|&(name, _)| name == path)
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.map(|i| i as FileId)
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.ok_or(io::Error::from(io::ErrorKind::NotFound))
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};
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let mut codegen = super::Codegen {
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files: module_map
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.iter()
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.map(|&(path, content)| parser::Ast::new(path, content.to_owned(), &loader))
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.collect(),
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..Default::default()
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};
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codegen.generate();
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let mut out = Vec::new();
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codegen.dump(&mut out).unwrap();
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@ -3613,56 +3557,7 @@ mod tests {
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return;
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}
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use std::fmt::Write;
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let mut stack = [0_u64; 1024 * 20];
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let mut vm = unsafe {
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hbvm::Vm::<_, 0>::new(
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LoggedMem::default(),
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hbvm::mem::Address::new(out.as_ptr() as u64),
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)
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};
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vm.write_reg(super::STACK_PTR, unsafe { stack.as_mut_ptr().add(stack.len()) } as u64);
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let stat = loop {
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match vm.run() {
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Ok(hbvm::VmRunOk::End) => break Ok(()),
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Ok(hbvm::VmRunOk::Ecall) => match vm.read_reg(2).0 {
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1 => writeln!(output, "ev: Ecall").unwrap(), // compatibility with a test
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69 => {
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let [size, align] = [vm.read_reg(3).0 as usize, vm.read_reg(4).0 as usize];
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let layout = std::alloc::Layout::from_size_align(size, align).unwrap();
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let ptr = unsafe { std::alloc::alloc(layout) };
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vm.write_reg(1, ptr as u64);
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}
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96 => {
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let [ptr, size, align] = [
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vm.read_reg(3).0 as usize,
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vm.read_reg(4).0 as usize,
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vm.read_reg(5).0 as usize,
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];
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let layout = std::alloc::Layout::from_size_align(size, align).unwrap();
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unsafe { std::alloc::dealloc(ptr as *mut u8, layout) };
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}
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3 => vm.write_reg(1, 42),
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unknown => unreachable!("unknown ecall: {unknown:?}"),
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},
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Ok(hbvm::VmRunOk::Timer) => {
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writeln!(output, "timed out").unwrap();
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break Ok(());
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}
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Ok(ev) => writeln!(output, "ev: {:?}", ev).unwrap(),
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Err(e) => break Err(e),
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}
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};
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writeln!(output, "code size: {}", out.len()).unwrap();
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writeln!(output, "ret: {:?}", vm.read_reg(1).0).unwrap();
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writeln!(output, "status: {:?}", stat).unwrap();
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log::inf!("input lenght: {}", input.len());
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crate::test_run_vm(&out, output);
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}
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crate::run_tests! { generate:
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@ -717,6 +717,110 @@ pub fn run_test(
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panic!("test failed");
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}
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#[cfg(test)]
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fn test_parse_files(ident: &'static str, input: &'static str) -> Vec<parser::Ast> {
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fn find_block(mut input: &'static str, test_name: &'static str) -> &'static str {
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const CASE_PREFIX: &str = "#### ";
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const CASE_SUFFIX: &str = "\n```hb";
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loop {
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let Some(pos) = input.find(CASE_PREFIX) else {
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unreachable!("test {test_name} not found");
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};
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input = unsafe { input.get_unchecked(pos + CASE_PREFIX.len()..) };
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if !input.starts_with(test_name) {
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continue;
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}
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input = unsafe { input.get_unchecked(test_name.len()..) };
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if !input.starts_with(CASE_SUFFIX) {
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continue;
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}
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input = unsafe { input.get_unchecked(CASE_SUFFIX.len()..) };
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let end = input.find("```").unwrap_or(input.len());
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break unsafe { input.get_unchecked(..end) };
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}
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}
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let input = find_block(input, ident);
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let mut module_map = Vec::new();
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let mut last_start = 0;
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let mut last_module_name = "test";
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for (i, m) in input.match_indices("// in module: ") {
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parser::test::format(ident, input[last_start..i].trim());
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module_map.push((last_module_name, &input[last_start..i]));
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let (module_name, _) = input[i + m.len()..].split_once('\n').unwrap();
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last_module_name = module_name;
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last_start = i + m.len() + module_name.len() + 1;
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}
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parser::test::format(ident, input[last_start..].trim());
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module_map.push((last_module_name, input[last_start..].trim()));
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let loader = |path: &str, _: &str| {
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module_map
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.iter()
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.position(|&(name, _)| name == path)
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.map(|i| i as parser::FileId)
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.ok_or(io::Error::from(io::ErrorKind::NotFound))
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};
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module_map
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.iter()
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.map(|&(path, content)| parser::Ast::new(path, content.to_owned(), &loader))
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.collect()
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}
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#[cfg(test)]
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fn test_run_vm(out: &[u8], output: &mut String) {
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use std::fmt::Write;
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let mut stack = [0_u64; 1024 * 20];
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let mut vm = unsafe {
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hbvm::Vm::<_, 0>::new(LoggedMem::default(), hbvm::mem::Address::new(out.as_ptr() as u64))
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};
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vm.write_reg(codegen::STACK_PTR, unsafe { stack.as_mut_ptr().add(stack.len()) } as u64);
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let stat = loop {
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match vm.run() {
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Ok(hbvm::VmRunOk::End) => break Ok(()),
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Ok(hbvm::VmRunOk::Ecall) => match vm.read_reg(2).0 {
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1 => writeln!(output, "ev: Ecall").unwrap(), // compatibility with a test
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69 => {
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let [size, align] = [vm.read_reg(3).0 as usize, vm.read_reg(4).0 as usize];
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let layout = std::alloc::Layout::from_size_align(size, align).unwrap();
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let ptr = unsafe { std::alloc::alloc(layout) };
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vm.write_reg(1, ptr as u64);
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}
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96 => {
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let [ptr, size, align] = [
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vm.read_reg(3).0 as usize,
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vm.read_reg(4).0 as usize,
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vm.read_reg(5).0 as usize,
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];
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let layout = std::alloc::Layout::from_size_align(size, align).unwrap();
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unsafe { std::alloc::dealloc(ptr as *mut u8, layout) };
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}
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3 => vm.write_reg(1, 42),
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unknown => unreachable!("unknown ecall: {unknown:?}"),
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},
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Ok(hbvm::VmRunOk::Timer) => {
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writeln!(output, "timed out").unwrap();
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break Ok(());
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}
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Ok(ev) => writeln!(output, "ev: {:?}", ev).unwrap(),
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Err(e) => break Err(e),
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}
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};
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writeln!(output, "code size: {}", out.len()).unwrap();
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writeln!(output, "ret: {:?}", vm.read_reg(1).0).unwrap();
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writeln!(output, "status: {:?}", stat).unwrap();
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}
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#[derive(Default)]
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pub struct Options {
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pub fmt: bool,
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@ -3699,70 +3699,13 @@ impl Codegen {
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#[cfg(test)]
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mod tests {
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use {
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crate::{
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parser::{self, FileId},
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LoggedMem,
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},
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std::io,
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};
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use std::fmt::Write;
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const README: &str = include_str!("../README.md");
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fn generate(ident: &'static str, input: &'static str, output: &mut String) {
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fn find_block(mut input: &'static str, test_name: &'static str) -> &'static str {
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const CASE_PREFIX: &str = "#### ";
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const CASE_SUFFIX: &str = "\n```hb";
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loop {
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let Some(pos) = input.find(CASE_PREFIX) else {
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unreachable!("test {test_name} not found");
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};
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input = unsafe { input.get_unchecked(pos + CASE_PREFIX.len()..) };
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if !input.starts_with(test_name) {
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continue;
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}
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input = unsafe { input.get_unchecked(test_name.len()..) };
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if !input.starts_with(CASE_SUFFIX) {
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continue;
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}
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input = unsafe { input.get_unchecked(CASE_SUFFIX.len()..) };
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let end = input.find("```").unwrap_or(input.len());
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break unsafe { input.get_unchecked(..end) };
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}
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}
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let input = find_block(input, ident);
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let mut module_map = Vec::new();
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let mut last_start = 0;
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let mut last_module_name = "test";
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for (i, m) in input.match_indices("// in module: ") {
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//parser::test::format(ident, input[last_start..i].trim());
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module_map.push((last_module_name, &input[last_start..i]));
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let (module_name, _) = input[i + m.len()..].split_once('\n').unwrap();
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last_module_name = module_name;
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last_start = i + m.len() + module_name.len() + 1;
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}
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//parser::test::format(ident, input[last_start..].trim());
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module_map.push((last_module_name, input[last_start..].trim()));
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let loader = |path: &str, _: &str| {
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module_map
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.iter()
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.position(|&(name, _)| name == path)
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.map(|i| i as FileId)
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.ok_or(io::Error::from(io::ErrorKind::NotFound))
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};
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let mut codegen = super::Codegen {
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files: module_map
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.iter()
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.map(|&(path, content)| parser::Ast::new(path, content.to_owned(), &loader))
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.collect(),
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..Default::default()
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};
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let mut codegen =
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super::Codegen { files: crate::test_parse_files(ident, input), ..Default::default() };
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codegen.generate();
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@ -3785,54 +3728,7 @@ mod tests {
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return;
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}
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let mut stack = [0_u64; 128];
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let mut vm = unsafe {
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hbvm::Vm::<_, { 1024 * 10 }>::new(
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LoggedMem::default(),
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hbvm::mem::Address::new(out.as_ptr() as u64),
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)
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};
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vm.write_reg(super::reg::STACK_PTR, unsafe { stack.as_mut_ptr().add(stack.len()) } as u64);
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use std::fmt::Write;
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let stat = loop {
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match vm.run() {
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Ok(hbvm::VmRunOk::End) => break Ok(()),
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Ok(hbvm::VmRunOk::Ecall) => match vm.read_reg(2).0 {
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1 => writeln!(output, "ev: Ecall").unwrap(), // compatibility with a test
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69 => {
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let [size, align] = [vm.read_reg(3).0 as usize, vm.read_reg(4).0 as usize];
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let layout = std::alloc::Layout::from_size_align(size, align).unwrap();
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let ptr = unsafe { std::alloc::alloc(layout) };
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vm.write_reg(1, ptr as u64);
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}
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96 => {
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let [ptr, size, align] = [
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vm.read_reg(3).0 as usize,
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vm.read_reg(4).0 as usize,
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vm.read_reg(5).0 as usize,
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];
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let layout = std::alloc::Layout::from_size_align(size, align).unwrap();
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unsafe { std::alloc::dealloc(ptr as *mut u8, layout) };
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}
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3 => vm.write_reg(1, 42),
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unknown => unreachable!("unknown ecall: {unknown:?}"),
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},
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Ok(hbvm::VmRunOk::Timer) => {
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writeln!(output, "timed out").unwrap();
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break Ok(());
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}
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Ok(ev) => writeln!(output, "ev: {:?}", ev).unwrap(),
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Err(e) => break Err(e),
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}
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};
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writeln!(output, "code size: {}", out.len()).unwrap();
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writeln!(output, "ret: {:?}", vm.read_reg(1).0).unwrap();
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writeln!(output, "status: {:?}", stat).unwrap();
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crate::test_run_vm(&out, output);
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}
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crate::run_tests! { generate:
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