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Add tests for C API import_object and WASI updates

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This commit is contained in:
Mark McCaskey
2019-10-25 14:24:22 -07:00
parent 80cfeb590e
commit 2a532b8ce5
13 changed files with 524 additions and 6 deletions
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34
lib/runtime-c-api/src/import/mod.rs
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@ -170,7 +170,35 @@ pub unsafe extern "C" fn wasmer_import_object_get_import(
}
#[no_mangle]
/// Call `wasmer_import_object_imports_destroy` to free the memory allocated by this function
/// Get the number of functions that an import object contains.
/// The result of this is useful as an argument to `wasmer_import_object_get_functions`.
/// This function returns -1 on error.
pub unsafe extern "C" fn wasmer_import_object_get_num_functions(
import_object: *const wasmer_import_object_t,
) -> i32 {
if import_object.is_null() {
update_last_error(CApiError {
msg: "import_object must not be null".to_owned(),
});
return -1;
}
let import_object: &ImportObject = &*(import_object as *const ImportObject);
import_object
.clone_ref()
.into_iter()
.filter(|(_, _, e)| {
if let Export::Function { .. } = e {
true
} else {
false
}
})
.count() as i32
}
#[no_mangle]
/// Call `wasmer_import_object_imports_destroy` to free the memory allocated by this function.
/// This function return -1 on error.
pub unsafe extern "C" fn wasmer_import_object_get_functions(
import_object: *const wasmer_import_object_t,
imports: *mut wasmer_import_t,
@ -178,11 +206,11 @@ pub unsafe extern "C" fn wasmer_import_object_get_functions(
) -> i32 {
if import_object.is_null() || imports.is_null() {
update_last_error(CApiError {
msg: format!("import_object and imports must not be null"),
msg: "import_object and imports must not be null".to_owned(),
});
return -1;
}
let import_object: &mut ImportObject = &mut *(import_object as *mut ImportObject);
let import_object: &ImportObject = &*(import_object as *const ImportObject);
let mut i = 0;
for (namespace, name, export) in import_object.clone_ref().into_iter() {