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Add spec tests.

This commit is contained in:
Sergey Pepyakin 2018-01-22 17:55:43 +03:00
parent e26ddb6d12
commit 2fd85c1d73
9 changed files with 846 additions and 0 deletions
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1
.gitignore vendored
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@ -2,3 +2,4 @@
/target/
**/*.rs.bk
Cargo.lock
spec/target

3
.gitmodules vendored Normal file
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[submodule "spec/wabt"]
path = spec/wabt
url = https://github.com/WebAssembly/wabt.git

25
spec/Cargo.toml Normal file
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[package]
name = "parity-wasm-testsuite"
version = "0.0.0"
authors = ["NikVolf <nikvolf@gmail.com>"]
license = "MIT/Apache-2.0"
readme = "README.md"
repository = "https://github.com/nikvolf/parity-wasm"
homepage = "https://github.com/nikvolf/parity-wasm"
description = "parity-wasm testsuite"
build = "build.rs"
[build-dependencies]
cmake = "0.1"
[dependencies]
parity-wasm-interp = { path = ".." }
serde_json = "1.0"
serde_derive = "1.0"
serde = "1.0"
[dev-dependencies]
parity-wasm-interp = { path = ".." }
serde_json = "1.0"
serde_derive = "1.0"
serde = "1.0"

8
spec/build.rs Normal file
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extern crate cmake;
use cmake::Config;
fn main() {
let _dst = Config::new("wabt")
.define("BUILD_TESTS", "OFF")
.build();
}

132
spec/src/fixtures.rs Normal file
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macro_rules! run_test {
($label: expr, $test_name: ident, fail) => (
#[test]
fn $test_name() {
::run::failing_spec($label)
}
);
($label: expr, $test_name: ident) => (
#[test]
fn $test_name() {
::run::spec($label)
}
);
}
run_test!("address-offset-range.fail", wasm_address_offset_range_fail, fail);
run_test!("address", wasm_address);
run_test!("binary", wasm_binary);
run_test!("block-end-label-mismatch.fail", wasm_block_end_label_mismatch_fail, fail);
run_test!("block-end-label-superfluous.fail", wasm_block_end_label_superfluous_fail, fail);
run_test!("block", wasm_block);
run_test!("br_if", wasm_br_if);
run_test!("br_table", wasm_br_table);
run_test!("br", wasm_br);
run_test!("break-drop", wasm_break_drop);
run_test!("call_indirect", wasm_call_indirect);
run_test!("call", wasm_call);
run_test!("comments", wasm_comments);
// TODO: commented out until sNaN issue is resolved:
// https://github.com/NikVolf/parity-wasm/blob/b5aaf103cf28f1e36df832f4883f55043e67894b/src/interpreter/value.rs#L510
// run_test!("conversions", wasm_conversions);
run_test!("custom_section", wasm_custom_section);
run_test!("endianness", wasm_endianness);
run_test!("f32_exports", wasm_exports);
run_test!("f32_bitwise", wasm_f32_bitwise);
run_test!("f32_cmp", wasm_f32_cmp);
run_test!("f32.load32.fail", wasm_f32_load32_fail, fail);
run_test!("f32.load64.fail", wasm_f32_load64_fail, fail);
run_test!("f32.store32.fail", wasm_f32_store32_fail, fail);
run_test!("f32.store64.fail", wasm_f32_store64_fail, fail);
run_test!("f32", wasm_f32);
run_test!("f64_bitwise", wasm_f64_bitwise);
run_test!("f64_cmp", wasm_f64_cmp);
run_test!("f64.load32.fail", wasm_f64_load32_fail, fail);
run_test!("f64.load64.fail", wasm_f64_load64_fail, fail);
run_test!("f64.store32.fail", wasm_f64_store32_fail, fail);
run_test!("f64.store64.fail", wasm_f64_store64_fail, fail);
run_test!("f64", wasm_f64);
run_test!("fac", wasm_fac);
// TODO: commented out until sNaN issue is resolved:
// https://github.com/NikVolf/parity-wasm/blob/b5aaf103cf28f1e36df832f4883f55043e67894b/src/interpreter/value.rs#L510
// run_test!("float_exprs", wasm_float_exprs);
// run_test!("float_literals", wasm_float_literals);
// run_test!("float_memory", wasm_float_memory);
run_test!("float_misc", wasm_float_misc);
run_test!("forward", wasm_forward);
run_test!("func_ptrs", wasm_func_ptrs);
run_test!("func-local-after-body.fail", wasm_func_local_after_body_fail, fail);
run_test!("func-local-before-param.fail", wasm_func_local_before_param_fail, fail);
run_test!("func-local-before-result.fail", wasm_func_local_before_result_fail, fail);
run_test!("func-param-after-body.fail", wasm_func_param_after_body_fail, fail);
run_test!("func-result-after-body.fail", wasm_func_result_after_body_fail, fail);
run_test!("func-result-before-param.fail", wasm_func_result_before_param_fail, fail);
run_test!("func", wasm_func);
run_test!("get_local", wasm_get_local);
run_test!("globals", wasm_globals);
run_test!("i32.load32_s.fail", wasm_i32_load32s_fail, fail);
run_test!("i32.load32_u.fail", wasm_i32_load32u_fail, fail);
run_test!("i32.load64_s.fail", wasm_i32_load64s_fail, fail);
run_test!("i32.load64_u.fail", wasm_i32_load64u_fail, fail);
run_test!("i32.store32.fail", wasm_i32_store32_fail, fail);
run_test!("i32.store64.fail", wasm_i32_store64_fail, fail);
run_test!("i32", wasm_i32);
run_test!("i64.load64_s.fail", wasm_i64_load64s_fail, fail);
run_test!("i64.load64_u.fail", wasm_i64_load64u_fail, fail);
run_test!("i64.store64.fail", wasm_i64_store64_fail, fail);
run_test!("i64", wasm_i64);
run_test!("if-else-end-label-mismatch.fail", wasm_if_else_end_label_mismatch_fail, fail);
run_test!("if-else-end-label-superfluous.fail", wasm_if_else_end_label_superfluous_fail, fail);
run_test!("if-else-label-mismatch.fail", wasm_if_else_label_mismatch_fail, fail);
run_test!("if-else-label-superfluous.fail", wasm_if_else_label_superfluous_fail, fail);
run_test!("if-end-label-mismatch.fail", wasm_if_end_label_mismatch_fail, fail);
run_test!("if-end-label-superfluous.fail", wasm_if_end_label_superfluous_fail, fail);
run_test!("if", wasm_if);
run_test!("import-after-func.fail", wasm_import_after_func_fail, fail);
run_test!("import-after-global.fail", wasm_import_after_global_fail, fail);
run_test!("import-after-memory.fail", wasm_import_after_memory_fail, fail);
run_test!("import-after-table.fail", wasm_import_after_table_fail, fail);
run_test!("imports", wasm_imports);
run_test!("int_exprs", wasm_int_exprs);
run_test!("int_literals", wasm_int_literals);
run_test!("labels", wasm_labels);
run_test!("left-to-right", wasm_left_to_right);
run_test!("linking", wasm_linking);
run_test!("load-align-0.fail", wasm_load_align_0_fail, fail);
run_test!("load-align-big.fail", wasm_load_align_big_fail, fail);
run_test!("load-align-odd.fail", wasm_load_align_odd_fail, fail);
run_test!("loop-end-label-mismatch.fail", wasm_end_label_mismatch_fail, fail);
run_test!("loop-end-label-superfluous.fail", wasm_end_label_superfluous_fail, fail);
run_test!("loop", wasm_loop);
run_test!("memory_redundancy", wasm_memory_redundancy);
run_test!("memory_trap", wasm_memory_trap);
run_test!("memory", wasm_memory);
run_test!("names", wasm_names);
run_test!("nop", wasm_nop);
run_test!("of_string-overflow-hex-u32.fail", wasm_of_string_overflow_hex_u32_fail, fail);
run_test!("of_string-overflow-hex-u64.fail", wasm_of_string_overflow_hex_u64_fail, fail);
run_test!("of_string-overflow-s32.fail", wasm_of_string_overflow_s32_fail, fail);
run_test!("of_string-overflow-s64.fail", wasm_of_string_overflow_s64_fail, fail);
run_test!("of_string-overflow-u32.fail", wasm_of_string_overflow_u32_fail, fail);
run_test!("of_string-overflow-u64.fail", wasm_of_string_overflow_u64_fail, fail);
run_test!("resizing", wasm_resizing);
run_test!("return", wasm_return);
run_test!("select", wasm_select);
run_test!("set_local", wasm_set_local);
run_test!("skip-stack-guard-page", wasm_skip_stack_guard_page);
run_test!("stack", wasm_stack);
run_test!("start", wasm_start);
run_test!("store_retval", wasm_store_retval);
run_test!("store-align-0.fail", wasm_store_align_0_fail, fail);
run_test!("store-align-big.fail", wasm_store_align_big_fail, fail);
run_test!("store-align-odd.fail", wasm_store_align_odd_fail, fail);
run_test!("switch", wasm_switch);
run_test!("tee_local", wasm_tee_local);
run_test!("traps", wasm_traps);
run_test!("typecheck", wasm_typecheck);
run_test!("unreachable", wasm_unreachable);
run_test!("unreached-invalid", wasm_unreached_invalid);
run_test!("unwind", wasm_unwind);
run_test!("utf8-custom-selection-id", wasm_utf8_custom_selection_id);
run_test!("utf8-import-field", wasm_utf8_import_field);
run_test!("utf8-import-module", wasm_utf8_import_module);

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spec/src/lib.rs Normal file
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#[cfg_attr(test, macro_use)] #[cfg(test)] extern crate serde_derive;
extern crate parity_wasm_interp;
extern crate serde;
extern crate serde_json;
mod run;
mod test;
mod fixtures;

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spec/src/run.rs Normal file
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#![cfg(test)]
use std::env;
use std::path::{Path, PathBuf};
use std::process::Command;
use std::fs::File;
use std::collections::HashMap;
use serde_json;
use super::test;
use parity_wasm_interp::{
Error as InterpreterError, Externals, FuncInstance, FuncRef,
GlobalInstance, GlobalRef, ImportResolver, ImportsBuilder,
MemoryInstance, MemoryRef, ModuleImportResolver, ModuleInstance,
ModuleRef, RuntimeValue, TableInstance, TableRef, ValueType,
load_from_buffer, LoadedModule, Signature, MemoryDescriptor, TableDescriptor, GlobalDescriptor,
};
#[derive(Debug)]
enum Error {
Load(String),
Interpreter(InterpreterError),
}
impl From<InterpreterError> for Error {
fn from(e: InterpreterError) -> Error {
Error::Interpreter(e)
}
}
struct SpecModule {
table: TableRef,
memory: MemoryRef,
global_i32: GlobalRef,
global_i64: GlobalRef,
global_f32: GlobalRef,
global_f64: GlobalRef,
}
impl SpecModule {
fn new() -> Self {
SpecModule {
table: TableInstance::alloc(10, Some(20)).unwrap(),
memory: MemoryInstance::alloc(1, Some(2)).unwrap(),
global_i32: GlobalInstance::alloc(RuntimeValue::I32(666), false),
global_i64: GlobalInstance::alloc(RuntimeValue::I64(666), false),
global_f32: GlobalInstance::alloc(RuntimeValue::F32(666.0), false),
global_f64: GlobalInstance::alloc(RuntimeValue::F64(666.0), false),
}
}
}
const PRINT_FUNC_INDEX: usize = 0;
impl Externals for SpecModule {
fn invoke_index(
&mut self,
index: usize,
args: &[RuntimeValue],
) -> Result<Option<RuntimeValue>, InterpreterError> {
match index {
PRINT_FUNC_INDEX => {
println!("print: {:?}", args);
Ok(None)
}
_ => panic!("SpecModule doesn't provide function at index {}", index),
}
}
}
impl ModuleImportResolver for SpecModule {
fn resolve_func(
&self,
field_name: &str,
func_type: &Signature,
) -> Result<FuncRef, InterpreterError> {
if field_name == "print" {
if func_type.return_type().is_some() {
return Err(InterpreterError::Instantiation(
"Function `print` have unit return type".into(),
));
}
let func = FuncInstance::alloc_host(func_type.clone(), PRINT_FUNC_INDEX);
return Ok(func);
}
Err(InterpreterError::Instantiation(
format!("Unknown host func import {}", field_name),
))
}
fn resolve_global(
&self,
field_name: &str,
global_type: &GlobalDescriptor,
) -> Result<GlobalRef, InterpreterError> {
if field_name == "global" {
return match global_type.value_type() {
ValueType::I32 => Ok(self.global_i32.clone()),
ValueType::I64 => Ok(self.global_i64.clone()),
ValueType::F32 => Ok(self.global_f32.clone()),
ValueType::F64 => Ok(self.global_f64.clone()),
};
}
Err(InterpreterError::Instantiation(
format!("Unknown host global import {}", field_name),
))
}
fn resolve_memory(
&self,
field_name: &str,
_memory_type: &MemoryDescriptor,
) -> Result<MemoryRef, InterpreterError> {
if field_name == "memory" {
return Ok(self.memory.clone());
}
Err(InterpreterError::Instantiation(
format!("Unknown host memory import {}", field_name),
))
}
fn resolve_table(
&self,
field_name: &str,
_table_type: &TableDescriptor,
) -> Result<TableRef, InterpreterError> {
if field_name == "table" {
return Ok(self.table.clone());
}
Err(InterpreterError::Instantiation(
format!("Unknown host table import {}", field_name),
))
}
}
struct SpecDriver {
spec_module: SpecModule,
instances: HashMap<String, ModuleRef>,
}
impl SpecDriver {
fn new() -> SpecDriver {
SpecDriver {
spec_module: SpecModule::new(),
instances: HashMap::new(),
}
}
fn spec_module(&mut self) -> &mut SpecModule {
&mut self.spec_module
}
fn add_module(&mut self, name: String, module: ModuleRef) {
self.instances.insert(name, module);
}
fn module(&self, name: &str) -> Result<ModuleRef, InterpreterError> {
self.instances.get(name).cloned().ok_or_else(|| {
InterpreterError::Instantiation(format!("Module not registered {}", name))
})
}
}
impl ImportResolver for SpecDriver {
fn resolve_func(
&self,
module_name: &str,
field_name: &str,
func_type: &Signature,
) -> Result<FuncRef, InterpreterError> {
if module_name == "spectest" {
self.spec_module.resolve_func(field_name, func_type)
} else {
self.module(module_name)?
.resolve_func(field_name, func_type)
}
}
fn resolve_global(
&self,
module_name: &str,
field_name: &str,
global_type: &GlobalDescriptor,
) -> Result<GlobalRef, InterpreterError> {
if module_name == "spectest" {
self.spec_module.resolve_global(field_name, global_type)
} else {
self.module(module_name)?
.resolve_global(field_name, global_type)
}
}
fn resolve_memory(
&self,
module_name: &str,
field_name: &str,
memory_type: &MemoryDescriptor,
) -> Result<MemoryRef, InterpreterError> {
if module_name == "spectest" {
self.spec_module.resolve_memory(field_name, memory_type)
} else {
self.module(module_name)?
.resolve_memory(field_name, memory_type)
}
}
fn resolve_table(
&self,
module_name: &str,
field_name: &str,
table_type: &TableDescriptor,
) -> Result<TableRef, InterpreterError> {
if module_name == "spectest" {
self.spec_module.resolve_table(field_name, table_type)
} else {
self.module(module_name)?
.resolve_table(field_name, table_type)
}
}
}
fn try_load_module(base_dir: &Path, module_path: &str) -> Result<LoadedModule, Error> {
use std::io::prelude::*;
let mut wasm_path = PathBuf::from(base_dir.clone());
wasm_path.push(module_path);
let mut file = File::open(wasm_path).unwrap();
let mut buf = Vec::new();
file.read_to_end(&mut buf).unwrap();
load_from_buffer(buf).map_err(|e| Error::Load(e.to_string()))
}
fn try_load(
base_dir: &Path,
module_path: &str,
spec_driver: &mut SpecDriver,
) -> Result<(), Error> {
let module = try_load_module(base_dir, module_path)?;
let instance = ModuleInstance::new(&module, &ImportsBuilder::default())?;
instance.run_start(spec_driver.spec_module())?;
Ok(())
}
fn load_module(
base_dir: &Path,
path: &str,
name: &Option<String>,
spec_driver: &mut SpecDriver,
) -> ModuleRef {
let module =
try_load_module(base_dir, path).expect(&format!("Wasm file {} failed to load", path));
let instance = ModuleInstance::new(&module, spec_driver)
.expect("Instantiation failed")
.run_start(spec_driver.spec_module())
.expect("Run start failed");
let module_name = name.as_ref()
.map(|s| s.as_ref())
.unwrap_or("wasm_test")
.trim_left_matches('$');
spec_driver.add_module(module_name.to_owned(), instance.clone());
instance
}
fn runtime_value(test_val: &test::RuntimeValue) -> RuntimeValue {
match test_val.value_type.as_ref() {
"i32" => {
let unsigned: u32 = test_val.value.parse().expect("Literal parse error");
RuntimeValue::I32(unsigned as i32)
}
"i64" => {
let unsigned: u64 = test_val.value.parse().expect("Literal parse error");
RuntimeValue::I64(unsigned as i64)
}
"f32" => {
let unsigned: u32 = test_val.value.parse().expect("Literal parse error");
RuntimeValue::decode_f32(unsigned)
}
"f64" => {
let unsigned: u64 = test_val.value.parse().expect("Literal parse error");
RuntimeValue::decode_f64(unsigned)
}
_ => panic!("Unknwon runtime value type"),
}
}
fn runtime_values(test_vals: &[test::RuntimeValue]) -> Vec<RuntimeValue> {
test_vals
.iter()
.map(runtime_value)
.collect::<Vec<RuntimeValue>>()
}
fn run_action(
program: &mut SpecDriver,
action: &test::Action,
) -> Result<Option<RuntimeValue>, InterpreterError> {
match *action {
test::Action::Invoke {
ref module,
ref field,
ref args,
} => {
let module = module.clone().unwrap_or("wasm_test".into());
let module = module.trim_left_matches('$');
let module = program.module(&module).expect(&format!(
"Expected program to have loaded module {}",
module
));
module.invoke_export(
&jstring_to_rstring(field),
&runtime_values(args),
program.spec_module(),
)
}
test::Action::Get {
ref module,
ref field,
..
} => {
let module = module.clone().unwrap_or("wasm_test".into());
let module = module.trim_left_matches('$');
let module = program.module(&module).expect(&format!(
"Expected program to have loaded module {}",
module
));
let field = jstring_to_rstring(&field);
let global = module
.export_by_name(&field)
.ok_or_else(|| {
InterpreterError::Global(format!("Expected to have export with name {}", field))
})?
.as_global()
.ok_or_else(|| {
InterpreterError::Global(format!("Expected export {} to be a global", field))
})?;
Ok(Some(global.get()))
}
}
}
pub struct FixtureParams {
failing: bool,
json: String,
}
pub fn run_wast2wasm(name: &str) -> FixtureParams {
let outdir = env::var("OUT_DIR").unwrap();
let mut wast2wasm_path = PathBuf::from(outdir.clone());
wast2wasm_path.push("bin");
wast2wasm_path.push("wast2wasm");
let mut json_spec_path = PathBuf::from(outdir.clone());
json_spec_path.push(&format!("{}.json", name));
let wast2wasm_output = Command::new(wast2wasm_path)
.arg("--spec")
.arg("-o")
.arg(&json_spec_path)
.arg(&format!("./wabt/third_party/testsuite/{}.wast", name))
.output()
.expect("Failed to execute process");
FixtureParams {
json: json_spec_path.to_str().unwrap().to_owned(),
failing: {
if !wast2wasm_output.status.success() {
println!("wasm2wast error code: {}", wast2wasm_output.status);
println!(
"wasm2wast stdout: {}",
String::from_utf8_lossy(&wast2wasm_output.stdout)
);
println!(
"wasm2wast stderr: {}",
String::from_utf8_lossy(&wast2wasm_output.stderr)
);
true
} else {
false
}
},
}
}
pub fn failing_spec(name: &str) {
let fixture = run_wast2wasm(name);
if !fixture.failing {
panic!("wasm2wast expected to fail, but terminated normally");
}
}
pub fn spec(name: &str) {
let tmpdir = env::var("OUT_DIR").unwrap();
let fixture = run_wast2wasm(name);
if fixture.failing {
panic!("wasm2wast terminated abnormally, expected to success");
}
let mut f =
File::open(&fixture.json).expect(&format!("Failed to load json file {}", &fixture.json));
let spec: test::Spec =
serde_json::from_reader(&mut f).expect("Failed to deserialize JSON file");
let mut spec_driver = SpecDriver::new();
let mut last_module = None;
for command in &spec.commands {
println!("command {:?}", command);
match command {
&test::Command::Module {
ref name,
ref filename,
..
} => {
last_module = Some(load_module(tmpdir.as_ref(), &filename, &name, &mut spec_driver));
}
&test::Command::AssertReturn {
line,
ref action,
ref expected,
} => {
let result = run_action(&mut spec_driver, action);
match result {
Ok(result) => {
let spec_expected = runtime_values(expected);
let actual_result = result.into_iter().collect::<Vec<RuntimeValue>>();
for (actual_result, spec_expected) in
actual_result.iter().zip(spec_expected.iter())
{
assert_eq!(actual_result.value_type(), spec_expected.value_type());
// f32::NAN != f32::NAN
match spec_expected {
&RuntimeValue::F32(val) if val.is_nan() => match actual_result {
&RuntimeValue::F32(val) => assert!(val.is_nan()),
_ => unreachable!(), // checked above that types are same
},
&RuntimeValue::F64(val) if val.is_nan() => match actual_result {
&RuntimeValue::F64(val) => assert!(val.is_nan()),
_ => unreachable!(), // checked above that types are same
},
spec_expected @ _ => assert_eq!(actual_result, spec_expected),
}
}
println!("assert_return at line {} - success", line);
}
Err(e) => {
panic!("Expected action to return value, got error: {:?}", e);
}
}
}
&test::Command::AssertReturnCanonicalNan { line, ref action } |
&test::Command::AssertReturnArithmeticNan { line, ref action } => {
let result = run_action(&mut spec_driver, action);
match result {
Ok(result) => {
for actual_result in result.into_iter().collect::<Vec<RuntimeValue>>() {
match actual_result {
RuntimeValue::F32(val) => if !val.is_nan() {
panic!("Expected nan value, got {:?}", val)
},
RuntimeValue::F64(val) => if !val.is_nan() {
panic!("Expected nan value, got {:?}", val)
},
val @ _ => {
panic!("Expected action to return float value, got {:?}", val)
}
}
}
println!("assert_return_nan at line {} - success", line);
}
Err(e) => {
panic!("Expected action to return value, got error: {:?}", e);
}
}
}
&test::Command::AssertExhaustion {
line, ref action, ..
} => {
let result = run_action(&mut spec_driver, action);
match result {
Ok(result) => panic!("Expected exhaustion, got result: {:?}", result),
Err(e) => println!("assert_exhaustion at line {} - success ({:?})", line, e),
}
}
&test::Command::AssertTrap {
line, ref action, ..
} => {
let result = run_action(&mut spec_driver, action);
match result {
Ok(result) => {
panic!(
"Expected action to result in a trap, got result: {:?}",
result
);
}
Err(e) => {
println!("assert_trap at line {} - success ({:?})", line, e);
}
}
}
&test::Command::AssertInvalid {
line, ref filename, ..
} |
&test::Command::AssertMalformed {
line, ref filename, ..
} |
&test::Command::AssertUnlinkable {
line, ref filename, ..
} => {
let module_load = try_load(tmpdir.as_ref(), filename, &mut spec_driver);
match module_load {
Ok(_) => panic!("Expected invalid module definition, got some module!"),
Err(e) => println!("assert_invalid at line {} - success ({:?})", line, e),
}
}
&test::Command::AssertUninstantiable {
line, ref filename, ..
} => match try_load(tmpdir.as_ref(), &filename, &mut spec_driver) {
Ok(_) => panic!("Expected error running start function at line {}", line),
Err(e) => println!("assert_uninstantiable - success ({:?})", e),
},
&test::Command::Register {
ref name,
ref as_name,
..
} => {
match name {
&Some(ref name) => assert_eq!(name.trim_left_matches('$'), as_name), // we have already registered this module without $ prefix
&None => spec_driver.add_module(
as_name.clone(),
last_module
.take()
.expect("Last module must be set for this command"),
),
}
}
&test::Command::Action { line, ref action } => {
match run_action(&mut spec_driver, action) {
Ok(_) => {}
Err(e) => panic!("Failed to invoke action at line {}: {:?}", line, e),
}
}
}
}
}
// Convert json string to correct rust UTF8 string.
// The reason is that, for example, rust character "\u{FEEF}" (3-byte UTF8 BOM) is represented as "\u00ef\u00bb\u00bf" in spec json.
// It is incorrect. Correct BOM representation in json is "\uFEFF" => we need to do a double utf8-parse here.
// This conversion is incorrect in general case (casting char to u8)!!!
fn jstring_to_rstring(jstring: &str) -> String {
let jstring_chars: Vec<u8> = jstring.chars().map(|c| c as u8).collect();
let rstring = String::from_utf8(jstring_chars).unwrap();
rstring
}

104
spec/src/test.rs Normal file
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#![cfg(test)]
#[derive(Deserialize, Debug)]
pub struct RuntimeValue {
#[serde(rename = "type")]
pub value_type: String,
pub value: String,
}
#[derive(Deserialize, Debug)]
#[serde(tag = "type")]
pub enum Action {
#[serde(rename = "invoke")]
Invoke {
module: Option<String>,
field: String,
args: Vec<RuntimeValue>,
},
#[serde(rename = "get")]
Get {
module: Option<String>,
field: String,
}
}
#[derive(Deserialize, Debug)]
#[serde(tag = "type")]
pub enum Command {
#[serde(rename = "module")]
Module {
line: u64,
name: Option<String>,
filename: String
},
#[serde(rename = "assert_return")]
AssertReturn {
line: u64,
action: Action,
expected: Vec<RuntimeValue>,
},
#[serde(rename = "assert_return_canonical_nan")]
AssertReturnCanonicalNan {
line: u64,
action: Action,
},
#[serde(rename = "assert_return_arithmetic_nan")]
AssertReturnArithmeticNan {
line: u64,
action: Action,
},
#[serde(rename = "assert_trap")]
AssertTrap {
line: u64,
action: Action,
text: String,
},
#[serde(rename = "assert_invalid")]
AssertInvalid {
line: u64,
filename: String,
text: String,
},
#[serde(rename = "assert_malformed")]
AssertMalformed {
line: u64,
filename: String,
text: String,
},
#[serde(rename = "assert_uninstantiable")]
AssertUninstantiable {
line: u64,
filename: String,
text: String,
},
#[serde(rename = "assert_exhaustion")]
AssertExhaustion {
line: u64,
action: Action,
},
#[serde(rename = "assert_unlinkable")]
AssertUnlinkable {
line: u64,
filename: String,
text: String,
},
#[serde(rename = "register")]
Register {
line: u64,
name: Option<String>,
#[serde(rename = "as")]
as_name: String,
},
#[serde(rename = "action")]
Action {
line: u64,
action: Action,
},
}
#[derive(Deserialize, Debug)]
pub struct Spec {
pub source_filename: String,
pub commands: Vec<Command>,
}

1
spec/wabt Submodule

@ -0,0 +1 @@
Subproject commit 1e5b546c65e8fef609431e77b1b2434dbf162e6c