wasmer/lib/spectests/tests/spectest.rs
2019-08-03 17:31:43 -06:00

624 lines
28 KiB
Rust

#![allow(warnings, dead_code)]
#[cfg(test)]
mod tests {
struct SpecFailure {
file: String,
line: u64,
kind: String,
message: String,
}
struct TestReport {
failures: Vec<SpecFailure>,
passed: u32,
failed: u32,
}
impl TestReport {
pub fn countPassed(&mut self) {
self.passed += 1;
}
pub fn hasFailures(&self) -> bool {
self.failed > 0
}
pub fn addFailure(&mut self, failure: SpecFailure) {
self.failed += 1;
self.failures.push(failure);
}
}
const TESTS: &[&str] = &[
"spectests/address.wast",
"spectests/align.wast",
"spectests/binary.wast",
"spectests/block.wast",
"spectests/br.wast",
"spectests/br_if.wast",
"spectests/br_table.wast",
"spectests/break_drop.wast",
"spectests/call.wast",
"spectests/call_indirect.wast",
"spectests/comments.wast",
"spectests/const_.wast",
"spectests/conversions.wast",
"spectests/custom.wast",
"spectests/data.wast",
"spectests/elem.wast",
"spectests/endianness.wast",
"spectests/exports.wast",
"spectests/f32_.wast",
"spectests/f32_bitwise.wast",
"spectests/f32_cmp.wast",
"spectests/f64_.wast",
"spectests/f64_bitwise.wast",
"spectests/f64_cmp.wast",
"spectests/fac.wast",
"spectests/float_exprs.wast",
"spectests/float_literals.wast",
"spectests/float_memory.wast",
"spectests/float_misc.wast",
"spectests/forward.wast",
"spectests/func.wast",
"spectests/func_ptrs.wast",
"spectests/get_local.wast",
"spectests/globals.wast",
"spectests/i32_.wast",
"spectests/i64_.wast",
"spectests/if_.wast",
"spectests/int_exprs.wast",
"spectests/int_literals.wast",
"spectests/labels.wast",
"spectests/left_to_right.wast",
"spectests/loop_.wast",
"spectests/memory.wast",
"spectests/memory_grow.wast",
"spectests/memory_redundancy.wast",
"spectests/memory_trap.wast",
"spectests/nop.wast",
"spectests/return_.wast",
"spectests/select.wast",
"spectests/set_local.wast",
"spectests/stack.wast",
"spectests/start.wast",
"spectests/store_retval.wast",
"spectests/switch.wast",
"spectests/tee_local.wast",
"spectests/token.wast",
"spectests/traps.wast",
"spectests/typecheck.wast",
"spectests/types.wast",
"spectests/unwind.wast",
#[cfg(feature = "llvm")]
"spectests/simd.wast",
#[cfg(feature = "llvm")]
"spectests/simd_binaryen.wast",
];
use wasmer_runtime_core::backend::Compiler;
#[cfg(feature = "clif")]
fn get_compiler() -> impl Compiler {
use wasmer_clif_backend::CraneliftCompiler;
CraneliftCompiler::new()
}
#[cfg(feature = "llvm")]
fn get_compiler() -> impl Compiler {
use wasmer_llvm_backend::LLVMCompiler;
LLVMCompiler::new()
}
#[cfg(feature = "singlepass")]
fn get_compiler() -> impl Compiler {
use wasmer_singlepass_backend::SinglePassCompiler;
SinglePassCompiler::new()
}
#[cfg(not(any(feature = "llvm", feature = "clif", feature = "singlepass")))]
fn get_compiler() -> impl Compiler {
panic!("compiler not specified, activate a compiler via features");
use wasmer_clif_backend::CraneliftCompiler;
CraneliftCompiler::new()
}
use std::path::PathBuf;
use std::{env, fs, io::Write};
use wabt::script::{Action, Command, CommandKind, ScriptParser, Value};
use wasmer_runtime_core::error::CompileError;
use wasmer_runtime_core::import::ImportObject;
use wasmer_runtime_core::Instance;
fn parse_and_run(path: &PathBuf) -> Result<TestReport, String> {
let mut test_report = TestReport {
failures: vec![],
passed: 0,
failed: 0,
};
// TODO Add more assertions
// TODO Allow running WAST &str directly
// TODO Check all tests are up to date
// TODO Files could be run with multiple threads
let source = fs::read(&path).unwrap();
let filename = path.file_name().unwrap().to_str().unwrap();
let source = fs::read(&path).unwrap();
let mut features = wabt::Features::new();
features.enable_simd();
let mut parser: ScriptParser =
ScriptParser::from_source_and_name_with_features(&source, filename, features)
.expect(&format!("Failed to parse script {}", &filename));
use std::panic;
let mut instance: Option<Instance> = None;
while let Some(Command { kind, line }) =
parser.next().map_err(|e| format!("Parse err: {:?}", e))?
{
// println!("line: {:?}", line);
match kind {
CommandKind::Module { module, name } => {
// println!("Module");
let result = panic::catch_unwind(|| {
let module =
wasmer_runtime_core::compile_with(&module.into_vec(), &get_compiler())
.expect("WASM can't be compiled");
let i = module
.instantiate(&ImportObject::new())
.expect("WASM can't be instantiated");
i
});
match result {
Err(e) => {
test_report.addFailure(SpecFailure {
file: filename.to_string(),
line: line,
kind: format!("{:?}", "Module"),
message: format!("caught panic {:?}", e),
});
instance = None;
}
Ok(i) => {
instance = Some(i);
}
}
}
CommandKind::AssertReturn { action, expected } => {
match action {
Action::Invoke {
module,
field,
args,
} => {
if (&instance).is_none() {
test_report.addFailure(SpecFailure {
file: filename.to_string(),
line: line,
kind: format!("{:?}", "AssertReturn"),
message: format!("No instance available"),
});
} else {
let params: Vec<wasmer_runtime_core::types::Value> =
args.iter().cloned().map(|x| convert_value(x)).collect();
let call_result =
instance.as_ref().unwrap().call(&field, &params[..]);
match call_result {
Err(e) => {
test_report.addFailure(SpecFailure {
file: filename.to_string(),
line,
kind: format!("{:?}", "AssertReturn"),
message: format!("Call failed {:?}", e),
});
}
Ok(values) => {
for (i, v) in values.iter().enumerate() {
let expected_value =
convert_value(*expected.get(i).unwrap());
if (*v != expected_value) {
test_report.addFailure(SpecFailure {
file: filename.to_string(),
line,
kind: format!("{:?}", "AssertReturn"),
message: format!(
"result {:?} ({:?}) does not match expected {:?} ({:?})",
v, to_hex(v.clone()), expected_value, to_hex(expected_value.clone())
),
});
} else {
test_report.countPassed();
}
}
}
}
}
}
_ => println!("unexpected action in assert return"),
}
// println!("in assert return");
}
CommandKind::AssertReturnCanonicalNan { action } => match action {
Action::Invoke {
module,
field,
args,
} => {
if (&instance).is_none() {
test_report.addFailure(SpecFailure {
file: filename.to_string(),
line: line,
kind: format!("{:?}", "AssertReturnCanonicalNan"),
message: format!("No instance available"),
});
} else {
let params: Vec<wasmer_runtime_core::types::Value> =
args.iter().cloned().map(|x| convert_value(x)).collect();
let call_result = instance.as_ref().unwrap().call(&field, &params[..]);
match call_result {
Err(e) => {
test_report.addFailure(SpecFailure {
file: filename.to_string(),
line,
kind: format!("{:?}", "AssertReturnCanonicalNan"),
message: format!("Call failed {:?}", e),
});
}
Ok(values) => {
for (i, v) in values.iter().enumerate() {
if is_canonical_nan(v.clone()) {
test_report.countPassed();
} else {
test_report.addFailure(SpecFailure {
file: filename.to_string(),
line,
kind: format!("{:?}", "AssertReturnCanonicalNan"),
message: format!(
"value is not canonical nan {:?}",
v
),
});
}
}
}
}
}
}
_ => panic!("unexpected action in assert return canonical nan"),
},
CommandKind::AssertReturnArithmeticNan { action } => match action {
Action::Invoke {
module,
field,
args,
} => {
if (&instance).is_none() {
test_report.addFailure(SpecFailure {
file: filename.to_string(),
line: line,
kind: format!("{:?}", "AssertReturnArithmeticNan"),
message: format!("No instance available"),
});
} else {
let params: Vec<wasmer_runtime_core::types::Value> =
args.iter().cloned().map(|x| convert_value(x)).collect();
let call_result = instance.as_ref().unwrap().call(&field, &params[..]);
match call_result {
Err(e) => {
test_report.addFailure(SpecFailure {
file: filename.to_string(),
line,
kind: format!("{:?}", "AssertReturnArithmeticNan"),
message: format!("Call failed {:?}", e),
});
}
Ok(values) => {
for (i, v) in values.iter().enumerate() {
if is_arithmetic_nan(v.clone()) {
test_report.countPassed();
} else {
test_report.addFailure(SpecFailure {
file: filename.to_string(),
line,
kind: format!("{:?}", "AssertReturnArithmeticNan"),
message: format!(
"value is not arithmetic nan {:?}",
v
),
});
}
}
}
}
}
}
_ => panic!("unexpected action in assert return arithmetic nan"),
},
CommandKind::AssertTrap { action, message } => match action {
Action::Invoke {
module,
field,
args,
} => {
if (&instance).is_none() {
test_report.addFailure(SpecFailure {
file: filename.to_string(),
line: line,
kind: format!("{:?}", "AssertTrap"),
message: format!("No instance available"),
});
} else {
let params: Vec<wasmer_runtime_core::types::Value> =
args.iter().cloned().map(|x| convert_value(x)).collect();
let call_result = instance.as_ref().unwrap().call(&field, &params[..]);
use wasmer_runtime_core::error::{CallError, RuntimeError};
match call_result {
Err(e) => {
match e {
CallError::Resolve(_) => {
test_report.addFailure(SpecFailure {
file: filename.to_string(),
line,
kind: format!("{:?}", "AssertTrap"),
message: format!("expected trap, got {:?}", e),
});
}
CallError::Runtime(r) => {
match r {
RuntimeError::Trap { .. } => {
// TODO assert message?
test_report.countPassed()
}
RuntimeError::Error { .. } => {
test_report.addFailure(SpecFailure {
file: filename.to_string(),
line,
kind: format!("{:?}", "AssertTrap"),
message: format!(
"expected trap, got Runtime:Error {:?}",
r
),
});
}
}
}
}
}
Ok(values) => {
test_report.addFailure(SpecFailure {
file: filename.to_string(),
line,
kind: format!("{:?}", "AssertTrap"),
message: format!("expected trap, got {:?}", values),
});
}
}
}
}
_ => println!("unexpected action"),
},
CommandKind::AssertInvalid { module, message } => {
// println!("AssertInvalid");
let result = panic::catch_unwind(|| {
wasmer_runtime_core::compile_with(&module.into_vec(), &get_compiler())
});
match result {
Ok(module) => {
if let Err(CompileError::InternalError { msg }) = module {
test_report.countPassed();
// println!("expected: {:?}", message);
// println!("actual: {:?}", msg);
} else if let Err(CompileError::ValidationError { msg }) = module {
test_report.countPassed();
// println!("validation expected: {:?}", message);
// println!("validation actual: {:?}", msg);
} else {
test_report.addFailure(SpecFailure {
file: filename.to_string(),
line: line,
kind: format!("{:?}", "AssertInvalid"),
message: "Should be invalid".to_string(),
});
}
}
Err(p) => {
test_report.addFailure(SpecFailure {
file: filename.to_string(),
line: line,
kind: format!("{:?}", "AssertInvalid"),
message: format!("caught panic {:?}", p),
});
}
}
}
CommandKind::AssertMalformed { module, message } => {
// println!("AssertMalformed");
let result = panic::catch_unwind(|| {
wasmer_runtime_core::compile_with(&module.into_vec(), &get_compiler())
});
match result {
Ok(module) => {
if let Err(CompileError::InternalError { msg }) = module {
test_report.countPassed();
// println!("expected: {:?}", message);
// println!("actual: {:?}", msg);
} else if let Err(CompileError::ValidationError { msg }) = module {
test_report.countPassed();
// println!("validation expected: {:?}", message);
// println!("validation actual: {:?}", msg);
} else {
test_report.addFailure(SpecFailure {
file: filename.to_string(),
line: line,
kind: format!("{:?}", "AssertMalformed"),
message: format!("should be malformed"),
});
}
}
Err(p) => {
test_report.addFailure(SpecFailure {
file: filename.to_string(),
line: line,
kind: format!("{:?}", "AssertMalformed"),
message: format!("caught panic {:?}", p),
});
}
}
}
CommandKind::AssertUninstantiable { module, message } => {
println!("AssertUninstantiable")
}
CommandKind::AssertExhaustion { action, message } => println!("AssertExhaustion"),
CommandKind::AssertUnlinkable { module, message } => println!("AssertUnlinkable"),
CommandKind::Register { name, as_name } => println!("Register"),
CommandKind::PerformAction(ref action) => println!("PerformAction"),
_ => panic!("unknown wast command"),
}
}
Ok(test_report)
}
fn is_canonical_nan(val: wasmer_runtime_core::types::Value) -> bool {
match val {
wasmer_runtime_core::types::Value::F32(x) => x.is_canonical_nan(),
wasmer_runtime_core::types::Value::F64(x) => x.is_canonical_nan(),
_ => panic!("value is not a float {:?}", val),
}
}
fn is_arithmetic_nan(val: wasmer_runtime_core::types::Value) -> bool {
match val {
wasmer_runtime_core::types::Value::F32(x) => x.is_quiet_nan(),
wasmer_runtime_core::types::Value::F64(x) => x.is_quiet_nan(),
_ => panic!("value is not a float {:?}", val),
}
}
fn convert_value(other: Value<f32, f64>) -> wasmer_runtime_core::types::Value {
match other {
Value::I32(v) => wasmer_runtime_core::types::Value::I32(v),
Value::I64(v) => wasmer_runtime_core::types::Value::I64(v),
Value::F32(v) => wasmer_runtime_core::types::Value::F32(v),
Value::F64(v) => wasmer_runtime_core::types::Value::F64(v),
Value::V128(v) => wasmer_runtime_core::types::Value::V128(v),
}
}
fn to_hex(v: wasmer_runtime_core::types::Value) -> String {
match v {
wasmer_runtime_core::types::Value::I32(v) => format!("{:#x}", v),
wasmer_runtime_core::types::Value::I64(v) => format!("{:#x}", v),
wasmer_runtime_core::types::Value::F32(v) => format!("{:#x}", v.to_bits()),
wasmer_runtime_core::types::Value::F64(v) => format!("{:#x}", v.to_bits()),
wasmer_runtime_core::types::Value::V128(v) => format!("{:#x}", v),
}
}
#[test]
fn test_run_spectests() {
let mut success = true;
let mut test_reports = vec![];
for test in TESTS.iter() {
let test_name = test.split("/").last().unwrap().split(".").next().unwrap();
// println!("Running: {:?} =============================>", test_name);
let mut wast_path = PathBuf::from(env!("CARGO_MANIFEST_DIR"));
wast_path.push(test);
let result = parse_and_run(&wast_path);
match result {
Ok(test_report) => {
if test_report.hasFailures() {
success = false
}
test_reports.push(test_report);
}
Err(e) => {
success = false;
println!("Unexpected test run error: {:?}", e)
}
}
}
// Print summary
let mut failures = vec![];
let mut total_passed = 0;
let mut total_failed = 0;
for mut test_report in test_reports.into_iter() {
total_passed += test_report.passed;
total_failed += test_report.failed;
failures.append(&mut test_report.failures);
}
println!("");
println!("");
println!("Spec tests summary report: ");
println!("total: {}", total_passed + total_failed);
println!("passed: {}", total_passed);
println!("failed: {}", total_failed);
for failure in failures.iter() {
println!(
" {:?} {:?} {:?} {:?}",
failure.file, failure.line, failure.kind, failure.message
);
}
println!("");
println!("");
assert!(success, "tests passed")
}
/// Bit pattern of an f32 value:
/// 1-bit sign + 8-bit mantissa + 23-bit exponent = 32 bits
///
/// Bit pattern of an f64 value:
/// 1-bit sign + 11-bit mantissa + 52-bit exponent = 64 bits
///
/// NOTE: On some old platforms (PA-RISC, some MIPS) quiet NaNs (qNaN) have
/// their mantissa MSB unset and set for signaling NaNs (sNaN).
///
/// Links:
/// * https://en.wikipedia.org/wiki/Floating-point_arithmetic
/// * https://github.com/WebAssembly/spec/issues/286
/// * https://en.wikipedia.org/wiki/NaN
///
pub trait NaNCheck {
fn is_quiet_nan(&self) -> bool;
fn is_canonical_nan(&self) -> bool;
}
impl NaNCheck for f32 {
/// The MSB of the mantissa must be set for a NaN to be a quiet NaN.
fn is_quiet_nan(&self) -> bool {
let bit_mask = 0b1 << 22; // Used to check if 23rd bit is set, which is MSB of the mantissa
self.is_nan() && (self.to_bits() & bit_mask) == bit_mask
}
/// For a NaN to be canonical, its mantissa bits must all be unset
fn is_canonical_nan(&self) -> bool {
let bit_mask: u32 = 0b1____0000_0000____011_1111_1111_1111_1111_1111;
let masked_value = self.to_bits() ^ bit_mask;
masked_value == 0xFFFF_FFFF || masked_value == 0x7FFF_FFFF
}
}
impl NaNCheck for f64 {
/// The MSB of the mantissa must be set for a NaN to be a quiet NaN.
fn is_quiet_nan(&self) -> bool {
let bit_mask = 0b1 << 51; // Used to check if 52st bit is set, which is MSB of the mantissa
self.is_nan() && (self.to_bits() & bit_mask) == bit_mask
}
/// For a NaN to be canonical, its mantissa bits must all be unset
fn is_canonical_nan(&self) -> bool {
let bit_mask: u64 =
0b1____000_0000_0000____0111_1111_1111_1111_1111_1111_1111_1111_1111_1111_1111_1111_1111;
let masked_value = self.to_bits() ^ bit_mask;
masked_value == 0x7FFF_FFFF_FFFF_FFFF || masked_value == 0xFFF_FFFF_FFFF_FFFF
}
}
}