96 lines
2.5 KiB
Rust
96 lines
2.5 KiB
Rust
use crate::utils::poly::block_2_polynomial;
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use anyhow::Result;
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use base64::prelude::*;
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use serde_json::Value;
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pub fn block2poly(val: &Value) -> Result<Vec<u8>> {
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// Convert JSON data in to a u128
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// TODO: Transfer decoding into own function?
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let string: String = serde_json::from_value(val["block"].clone())?;
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let block = BASE64_STANDARD.decode(string)?;
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let semantic: String = serde_json::from_value(val["semantic"].clone())?;
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let coefficients: Vec<u8> = block_2_polynomial(block, &semantic)?; //get_coefficients(number);
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Ok(coefficients)
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}
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#[cfg(test)]
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mod tests {
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use serde_json::json;
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// Note this useful idiom: importing names from outer (for mod tests) scope.
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use super::*;
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#[test]
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fn block2poly_task01() -> Result<()> {
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let block: Value = json!({"block" : "ARIAAAAAAAAAAAAAAAAAgA==", "semantic" : "xex"});
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let coefficients: Vec<u8> = vec![0, 9, 12, 127];
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assert_eq!(
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block2poly(&block)?,
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coefficients,
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"Coefficients were: {:?}",
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block2poly(&block)?
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);
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Ok(())
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}
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#[test]
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fn block2poly_task02() -> Result<()> {
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let block: Value = json!({"block" : "ARIAAAAAAAAAAAAAAAAAgA==", "semantic" : "gcm"});
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let coefficients: Vec<u8> = vec![7, 11, 14, 120];
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assert_eq!(
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block2poly(&block)?,
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coefficients,
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"Coefficients were: {:?}",
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block2poly(&block)?
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);
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Ok(())
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}
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#[test]
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fn block2poly_task03() -> Result<()> {
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let block: Value = json!({"block" : "AAAAAAAAAAAAAAAAAAAAAA==", "semantic" : "gcm"});
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let coefficients: Vec<u8> = vec![];
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assert_eq!(
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block2poly(&block)?,
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coefficients,
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"Coefficients were: {:?}",
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block2poly(&block)?
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);
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Ok(())
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}
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#[test]
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fn block2poly_task04() -> Result<()> {
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let block: Value = json!({"block" : "", "semantic" : "gcm"});
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let coefficients: Vec<u8> = vec![];
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assert_eq!(
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block2poly(&block)?,
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coefficients,
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"Coefficients were: {:?}",
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block2poly(&block)?
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);
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Ok(())
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}
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#[test]
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fn block2poly_task_empty_xex() -> Result<()> {
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let block: Value = json!({"block" : "", "semantic" : "xex"});
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let coefficients: Vec<u8> = vec![];
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assert_eq!(
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block2poly(&block)?,
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coefficients,
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"Coefficients were: {:?}",
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block2poly(&block)?
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);
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Ok(())
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}
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}
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