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use std::collections::HashMap;
use super::*;
use crate::khevent::KhEvent;
pub struct PropFilter {
terms: HashMap<String,Vec<String>>
}
impl SelectFilter for PropFilter {
fn add_term(&mut self, it: &mut dyn Iterator<Item = &&str>) {
let term = it.next().unwrap().to_uppercase();
let value = it.next().unwrap();
self.terms.entry(term)
.and_modify(|x| x.push(value.to_lowercase()))
.or_insert_with(|| vec!(value.to_lowercase()));
}
fn is_not_empty(&self) -> bool {
!self.terms.is_empty()
}
fn includes(&self, event: &KhEvent) -> bool {
for (term, values) in &self.terms {
for prop in event.get_properties_by_name(term) {
let value = prop.get_value().to_lowercase();
if values.iter().any(|x| value.contains(x)) {
return true;
}
}
}
false
}
}
impl Default for PropFilter {
fn default() -> Self {
PropFilter { terms: HashMap::new() }
}
}
#[cfg(test)]
mod tests {
use super::test::test_filter_event;
use crate::testdata;
#[test]
fn test_prop() {
let filtered = test_filter_event(&testdata::TEST_EVENT_MULTIDAY, None, &["prop", "TRANSP", "TRANSPARENT"]);
assert_eq!(true, filtered);
}
#[test]
fn test_prop_nocase() {
let filtered = test_filter_event(&testdata::TEST_EVENT_MULTIDAY, None, &["prop", "tRaNsP", "tRaNsPaReNt"]);
assert_eq!(true, filtered);
}
#[test]
fn test_prop_negative() {
let filtered = test_filter_event(&testdata::TEST_EVENT_MULTIDAY, None, &["prop", "TRANSP", "nonexistent term"]);
assert_eq!(false, filtered);
}
}
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