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refactor: rename DifferentialWasmiModuleConfig to SingleFunctionModuleConfig

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Since we plan to reuse this configuration, we rename it and ensure it
has at least 1 type (this resulted in invalid modules).
This commit is contained in:
Andrew Brown
2021-07-28 13:19:09 -07:00
parent ddb80d2d14
commit f3955fa62a
2 changed files with 10 additions and 5 deletions
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13
crates/fuzzing/src/oracles.rs
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@@ -563,15 +563,20 @@ pub fn table_ops(
}
/// Configuration options for wasm-smith such that generated modules always
/// conform to certain specifications.
/// conform to certain specifications: one exported function, one exported
/// memory.
#[derive(Default, Debug, Arbitrary, Clone)]
pub struct DifferentialWasmiModuleConfig;
pub struct SingleFunctionModuleConfig;
impl wasm_smith::Config for DifferentialWasmiModuleConfig {
impl wasm_smith::Config for SingleFunctionModuleConfig {
fn allow_start_export(&self) -> bool {
false
}
fn min_types(&self) -> usize {
1
}
fn min_funcs(&self) -> usize {
1
}
@@ -609,7 +614,7 @@ impl wasm_smith::Config for DifferentialWasmiModuleConfig {
/// resulting memory image when execution terminates. This relies on the
/// module-under-test to be instrumented to bound the execution time. Invoke
/// with a module generated by `wasm-smith` using the
/// `DiferentialWasmiModuleConfig` configuration type for best results.
/// `SingleFunctionModuleConfig` configuration type for best results.
///
/// May return `None` if we early-out due to a rejected fuzz config; these
/// should be rare if modules are generated appropriately.