88 lines
2.1 KiB
Rust
88 lines
2.1 KiB
Rust
use num::BigInt;
|
|
use std::collections::HashMap;
|
|
use std::fs::File;
|
|
|
|
use super::*;
|
|
|
|
mod combinator_atoms;
|
|
use combinator_atoms::*;
|
|
|
|
mod types;
|
|
use types::*;
|
|
|
|
mod metadata;
|
|
use metadata::*;
|
|
|
|
mod scopes;
|
|
use scopes::*;
|
|
|
|
mod events;
|
|
use events::*;
|
|
|
|
pub fn parse_vcd(file: File) -> Result<VCD, String> {
|
|
let mut word_gen = WordReader::new(file);
|
|
|
|
let header = parse_metadata(&mut word_gen)?;
|
|
|
|
// later, we'll need to map parsed ascii symbols to their
|
|
// respective signal indexes
|
|
let mut signal_map = std::collections::HashMap::new();
|
|
|
|
// after we parse metadata, we form the VCD object
|
|
let mut vcd = VCD {
|
|
metadata: header,
|
|
timeline: vec![],
|
|
timeline_markers: vec![],
|
|
all_signals: vec![],
|
|
all_scopes: vec![],
|
|
scope_roots: vec![],
|
|
};
|
|
|
|
parse_scopes(&mut word_gen, &mut vcd, &mut signal_map)?;
|
|
parse_events(&mut word_gen, &mut vcd, &mut signal_map)?;
|
|
|
|
Ok(vcd)
|
|
}
|
|
|
|
#[cfg(test)]
|
|
mod tests {
|
|
use super::*;
|
|
use crate::test;
|
|
use std::fs::File;
|
|
#[test]
|
|
fn headers() {
|
|
// TODO: eventually, once all dates pass, merge the following
|
|
// two loops
|
|
// testing dates
|
|
for file in test::GOOD_DATE_FILES {
|
|
let metadata = parse_metadata(&mut WordReader::new(File::open(file).unwrap()));
|
|
assert!(metadata.is_ok());
|
|
assert!(metadata.unwrap().date.is_some());
|
|
}
|
|
|
|
for file in test::FILES {
|
|
let metadata = parse_metadata(&mut WordReader::new(File::open(file).unwrap()));
|
|
assert!(metadata.is_ok());
|
|
|
|
let (scalar, _timescale) = metadata.unwrap().timescale;
|
|
assert!(scalar.is_some());
|
|
}
|
|
}
|
|
|
|
#[test]
|
|
fn scopes() {
|
|
// see if we can parse all signal trees successfully
|
|
for file_name in test::FILES {
|
|
let file = File::open(file_name).unwrap();
|
|
let vcd = parse_vcd(file);
|
|
|
|
if !vcd.is_ok() {
|
|
dbg!(file_name);
|
|
vcd.unwrap();
|
|
}
|
|
|
|
// assert!(vcd.is_ok());
|
|
}
|
|
}
|
|
}
|