forked from M-Labs/nalgebra
165 lines
8.0 KiB
Rust
165 lines
8.0 KiB
Rust
#![cfg(feature = "serde-serialize")]
|
|
//! Serialization tests
|
|
#[cfg(any(not(feature = "proptest-support"), not(feature = "compare")))]
|
|
compile_error!("Tests must be run with features `proptest-support` and `compare`");
|
|
|
|
#[macro_use]
|
|
pub mod common;
|
|
|
|
use nalgebra_sparse::coo::CooMatrix;
|
|
use nalgebra_sparse::csc::CscMatrix;
|
|
use nalgebra_sparse::csr::CsrMatrix;
|
|
|
|
use proptest::prelude::*;
|
|
use serde::{Deserialize, Serialize};
|
|
|
|
use crate::common::{csc_strategy, csr_strategy};
|
|
|
|
fn json_roundtrip<T: Serialize + for<'a> Deserialize<'a>>(csr: &T) -> T {
|
|
let serialized = serde_json::to_string(csr).unwrap();
|
|
let deserialized: T = serde_json::from_str(&serialized).unwrap();
|
|
deserialized
|
|
}
|
|
|
|
#[test]
|
|
fn coo_roundtrip() {
|
|
{
|
|
// A COO matrix without entries
|
|
let matrix =
|
|
CooMatrix::<i32>::try_from_triplets(3, 2, Vec::new(), Vec::new(), Vec::new()).unwrap();
|
|
|
|
assert_eq!(json_roundtrip(&matrix), matrix);
|
|
}
|
|
|
|
{
|
|
// Arbitrary COO matrix, no duplicates
|
|
let i = vec![0, 1, 0, 0, 2];
|
|
let j = vec![0, 2, 1, 3, 3];
|
|
let v = vec![2, 3, 7, 3, 1];
|
|
let matrix =
|
|
CooMatrix::<i32>::try_from_triplets(3, 5, i.clone(), j.clone(), v.clone()).unwrap();
|
|
|
|
assert_eq!(json_roundtrip(&matrix), matrix);
|
|
}
|
|
}
|
|
|
|
#[test]
|
|
fn coo_deserialize_invalid() {
|
|
// Valid matrix: {"nrows":3,"ncols":5,"row_indices":[0,1,0,0,2],"col_indices":[0,2,1,3,3],"values":[2,3,7,3,1]}
|
|
assert!(serde_json::from_str::<CooMatrix<i32>>(r#"{"nrows":0,"ncols":0,"row_indices":[0,1,0,0,2],"col_indices":[0,2,1,3,3],"values":[2,3,7,3,4]}"#).is_err());
|
|
assert!(serde_json::from_str::<CooMatrix<i32>>(r#"{"nrows":-3,"ncols":5,"row_indices":[0,1,0,0,2],"col_indices":[0,2,1,3,3],"values":[2,3,7,3,4]}"#).is_err());
|
|
assert!(serde_json::from_str::<CooMatrix<i32>>(r#"{"nrows":3,"ncols":5,"row_indices":[0,1,0,0,2],"col_indices":[0,2,1,3,3],"values":[2,3,7,3]}"#).is_err());
|
|
assert!(serde_json::from_str::<CooMatrix<i32>>(r#"{"nrows":3,"ncols":5,"row_indices":[0,1,0,0,2],"col_indices":[0,2,1,3,3],"values":[2,3,7,3,4,5]}"#).is_err());
|
|
assert!(serde_json::from_str::<CooMatrix<i32>>(r#"{"nrows":3,"ncols":5,"row_indices":[0,1,0,0,2],"col_indices":[0,2,1,8,3],"values":[2,3,7,3,4]}"#).is_err());
|
|
assert!(serde_json::from_str::<CooMatrix<i32>>(r#"{"nrows":3,"ncols":5,"row_indices":[0,1,0,0],"col_indices":[0,2,1,8,3],"values":[2,3,7,3,4]}"#).is_err());
|
|
assert!(serde_json::from_str::<CooMatrix<i32>>(r#"{"nrows":3,"ncols":5,"row_indices":[0,10,0,0,2],"col_indices":[0,2,1,3,3],"values":[2,3,7,3,4]}"#).is_err());
|
|
assert!(serde_json::from_str::<CooMatrix<i32>>(r#"{"nrows":3,"ncols":5,"row_indices":[0,1,0,0,2],"col_indices":[0,2,1,30,3],"values":[2,3,7,3,4]}"#).is_err());
|
|
}
|
|
|
|
#[test]
|
|
fn coo_deserialize_duplicates() {
|
|
assert_eq!(
|
|
serde_json::from_str::<CooMatrix<i32>>(
|
|
r#"{"nrows":3,"ncols":5,"row_indices":[0,1,0,0,2,0,1],"col_indices":[0,2,1,3,3,0,2],"values":[2,3,7,3,1,5,6]}"#
|
|
).unwrap(),
|
|
CooMatrix::<i32>::try_from_triplets(
|
|
3,
|
|
5,
|
|
vec![0, 1, 0, 0, 2, 0, 1],
|
|
vec![0, 2, 1, 3, 3, 0, 2],
|
|
vec![2, 3, 7, 3, 1, 5, 6]
|
|
)
|
|
.unwrap()
|
|
);
|
|
}
|
|
|
|
#[test]
|
|
fn csc_roundtrip() {
|
|
{
|
|
// A CSC matrix with zero explicitly stored entries
|
|
let offsets = vec![0, 0, 0, 0];
|
|
let indices = vec![];
|
|
let values = Vec::<i32>::new();
|
|
let matrix = CscMatrix::try_from_csc_data(2, 3, offsets, indices, values).unwrap();
|
|
|
|
assert_eq!(json_roundtrip(&matrix), matrix);
|
|
}
|
|
|
|
{
|
|
// An arbitrary CSC matrix
|
|
let offsets = vec![0, 2, 2, 5];
|
|
let indices = vec![0, 5, 1, 2, 3];
|
|
let values = vec![0, 1, 2, 3, 4];
|
|
let matrix =
|
|
CscMatrix::try_from_csc_data(6, 3, offsets.clone(), indices.clone(), values.clone())
|
|
.unwrap();
|
|
|
|
assert_eq!(json_roundtrip(&matrix), matrix);
|
|
}
|
|
}
|
|
|
|
#[test]
|
|
fn csc_deserialize_invalid() {
|
|
// Valid matrix: {"nrows":6,"ncols":3,"col_offsets":[0,2,2,5],"row_indices":[0,5,1,2,3],"values":[0,1,2,3,4]}
|
|
assert!(serde_json::from_str::<CscMatrix<i32>>(r#"{"nrows":0,"ncols":0,"col_offsets":[0,2,2,5],"row_indices":[0,5,1,2,3],"values":[0,1,2,3,4]}"#).is_err());
|
|
assert!(serde_json::from_str::<CscMatrix<i32>>(r#"{"nrows":-6,"ncols":3,"col_offsets":[0,2,2,5],"row_indices":[0,5,1,2,3],"values":[0,1,2,3,4]}"#).is_err());
|
|
assert!(serde_json::from_str::<CscMatrix<i32>>(r#"{"nrows":6,"ncols":3,"col_offsets":[0,2,2,5],"row_indices":[0,5,1,2,3],"values":[0,1,2,3]}"#).is_err());
|
|
assert!(serde_json::from_str::<CscMatrix<i32>>(r#"{"nrows":6,"ncols":3,"col_offsets":[0,2,2,5],"row_indices":[0,5,1,2,3],"values":[0,1,2,3,4,5]}"#).is_err());
|
|
assert!(serde_json::from_str::<CscMatrix<i32>>(r#"{"nrows":6,"ncols":3,"col_offsets":[0,2,2,5],"row_indices":[0,5,1,8,3],"values":[0,1,2,3,4]}"#).is_err());
|
|
assert!(serde_json::from_str::<CscMatrix<i32>>(r#"{"nrows":6,"ncols":3,"col_offsets":[0,2,2,5],"row_indices":[0,5,1,2,3,1,1],"values":[0,1,2,3,4]}"#).is_err());
|
|
// The following actually panics ('range end index 10 out of range for slice of length 5', nalgebra-sparse\src\pattern.rs:156:38)
|
|
//assert!(serde_json::from_str::<CscMatrix<i32>>(r#"{"nrows":6,"ncols":3,"col_offsets":[0,10,2,5],"row_indices":[0,5,1,2,3],"values":[0,1,2,3,4]}"#).is_err());
|
|
assert!(serde_json::from_str::<CscMatrix<i32>>(r#"{"nrows":3,"ncols":6,"row_offsets":[0,2,2,5],"col_indices":[0,5,1,2,3],"values":[0,1,2,3,4]}"#).is_err());
|
|
}
|
|
|
|
#[test]
|
|
fn csr_roundtrip() {
|
|
{
|
|
// A CSR matrix with zero explicitly stored entries
|
|
let offsets = vec![0, 0, 0, 0];
|
|
let indices = vec![];
|
|
let values = Vec::<i32>::new();
|
|
let matrix = CsrMatrix::try_from_csr_data(3, 2, offsets, indices, values).unwrap();
|
|
|
|
assert_eq!(json_roundtrip(&matrix), matrix);
|
|
}
|
|
|
|
{
|
|
// An arbitrary CSR matrix
|
|
let offsets = vec![0, 2, 2, 5];
|
|
let indices = vec![0, 5, 1, 2, 3];
|
|
let values = vec![0, 1, 2, 3, 4];
|
|
let matrix =
|
|
CsrMatrix::try_from_csr_data(3, 6, offsets.clone(), indices.clone(), values.clone())
|
|
.unwrap();
|
|
|
|
assert_eq!(json_roundtrip(&matrix), matrix);
|
|
}
|
|
}
|
|
|
|
#[test]
|
|
fn csr_deserialize_invalid() {
|
|
// Valid matrix: {"nrows":3,"ncols":6,"row_offsets":[0,2,2,5],"col_indices":[0,5,1,2,3],"values":[0,1,2,3,4]}
|
|
assert!(serde_json::from_str::<CsrMatrix<i32>>(r#"{"nrows":0,"ncols":0,"row_offsets":[0,2,2,5],"col_indices":[0,5,1,2,3],"values":[0,1,2,3,4]}"#).is_err());
|
|
assert!(serde_json::from_str::<CsrMatrix<i32>>(r#"{"nrows":-3,"ncols":6,"row_offsets":[0,2,2,5],"col_indices":[0,5,1,2,3],"values":[0,1,2,3,4]}"#).is_err());
|
|
assert!(serde_json::from_str::<CsrMatrix<i32>>(r#"{"nrows":3,"ncols":6,"row_offsets":[0,2,2,5],"col_indices":[0,5,1,2,3],"values":[0,1,2,3]}"#).is_err());
|
|
assert!(serde_json::from_str::<CsrMatrix<i32>>(r#"{"nrows":3,"ncols":6,"row_offsets":[0,2,2,5],"col_indices":[0,5,1,2,3],"values":[0,1,2,3,4,5]}"#).is_err());
|
|
assert!(serde_json::from_str::<CsrMatrix<i32>>(r#"{"nrows":3,"ncols":6,"row_offsets":[0,2,2,5],"col_indices":[0,5,1,8,3],"values":[0,1,2,3,4]}"#).is_err());
|
|
assert!(serde_json::from_str::<CsrMatrix<i32>>(r#"{"nrows":3,"ncols":6,"row_offsets":[0,2,2,5],"col_indices":[0,5,1,2,3,1,1],"values":[0,1,2,3,4]}"#).is_err());
|
|
// The following actually panics ('range end index 10 out of range for slice of length 5', nalgebra-sparse\src\pattern.rs:156:38)
|
|
//assert!(serde_json::from_str::<CsrMatrix<i32>>(r#"{"nrows":3,"ncols":6,"row_offsets":[0,10,2,5],"col_indices":[0,5,1,2,3],"values":[0,1,2,3,4]}"#).is_err());
|
|
assert!(serde_json::from_str::<CsrMatrix<i32>>(r#"{"nrows":6,"ncols":3,"col_offsets":[0,2,2,5],"row_indices":[0,5,1,2,3],"values":[0,1,2,3,4]}"#).is_err());
|
|
}
|
|
|
|
proptest! {
|
|
#[test]
|
|
fn csc_roundtrip_proptest(csc in csc_strategy()) {
|
|
prop_assert_eq!(json_roundtrip(&csc), csc);
|
|
}
|
|
|
|
#[test]
|
|
fn csr_roundtrip_proptest(csr in csr_strategy()) {
|
|
prop_assert_eq!(json_roundtrip(&csr), csr);
|
|
}
|
|
}
|