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Cli tool tests (#977)

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* add tests and fix some minor things

* implement output writer and some tests

* formatting

* adjust tests and formatting

* clippy fix

* cargo fmt

* revert change in substrate runner

* clippy suggestions

* mode make_type to test mod
This commit is contained in:
Tadeo Hepperle
2023-06-14 10:52:31 +02:00
committed by GitHub
parent a62d6a400e
commit 3cfe91e3be
11 changed files with 228 additions and 116 deletions
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cli/src/utils/type_description.rs
+38 -8
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@@ -131,9 +131,6 @@ impl TypeDescription for TypeDefPrimitive {
impl TypeDescription for TypeDefVariant<PortableForm> {
fn type_description(&self, registry: &PortableRegistry) -> color_eyre::Result<String> {
const MIN_VARIANT_COUNT_FOR_TRAILING_COMMA: usize = 100;
let add_trailing_comma = self.variants.len() >= MIN_VARIANT_COUNT_FOR_TRAILING_COMMA;
let mut variants_string = String::new();
variants_string.push('{');
let mut iter = self.variants.iter().peekable();
@@ -141,7 +138,7 @@ impl TypeDescription for TypeDefVariant<PortableForm> {
let variant_string = variant.type_description(registry)?;
variants_string.push_str(&variant_string);
if iter.peek().is_some() || add_trailing_comma {
if iter.peek().is_some() {
variants_string.push(',');
}
}
@@ -170,9 +167,6 @@ impl TypeDescription for Vec<Field<PortableForm>> {
return Ok("()".to_string());
}
const MIN_FIELD_COUNT_FOR_TRAILING_COMMA: usize = 100;
let add_trailing_comma = self.len() >= MIN_FIELD_COUNT_FOR_TRAILING_COMMA;
let all_fields_named = self.iter().all(|f| f.name.is_some());
let all_fields_unnamed = self.iter().all(|f| f.name.is_none());
let brackets = match (all_fields_named, all_fields_unnamed) {
@@ -192,7 +186,7 @@ impl TypeDescription for Vec<Field<PortableForm>> {
let field_description = field.type_description(registry)?;
fields_string.push_str(&field_description);
if iter.peek().is_some() || add_trailing_comma {
if iter.peek().is_some() {
fields_string.push(',')
}
}
@@ -271,3 +265,39 @@ fn format_type_description(input: &str) -> String {
}
output
}
#[cfg(test)]
mod test {
use crate::utils::type_description::print_type_description;
use scale_info::scale::{Decode, Encode};
use scale_info::TypeInfo;
use std::fmt::Write;
use std::write;
#[derive(Encode, Decode, Debug, Clone, TypeInfo)]
pub struct Foo {
hello: String,
num: i32,
}
/// Given a type definition, return type ID and registry representing it.
fn make_type<T: scale_info::TypeInfo + 'static>() -> (u32, scale_info::PortableRegistry) {
let m = scale_info::MetaType::new::<T>();
let mut types = scale_info::Registry::new();
let id = types.register_type(&m);
let portable_registry: scale_info::PortableRegistry = types.into();
(id.id, portable_registry)
}
#[test]
fn test_type_description() {
let (foo_type_id, foo_registry) = make_type::<Foo>();
let description = print_type_description(&foo_type_id, &foo_registry).unwrap();
let mut output = String::new();
writeln!(output, "struct Foo {{").unwrap();
writeln!(output, " hello: String,").unwrap();
writeln!(output, " num: i32").unwrap();
write!(output, "}}").unwrap();
assert_eq!(description, output);
}
}