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Merge pull request #805 from matthiasbeyer/libimagentrylink/tests 

libimagentrylink: tests
This commit is contained in:
Matthias Beyer 2016-10-15 15:49:39 +02:00 committed by GitHub
parent 924692d7cb a796de322a
commit c068db2ea0
3 changed files with 164 additions and 4 deletions
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1
libimagentrylink/Cargo.toml
View File

@ -10,6 +10,7 @@ toml = "0.2.*"
semver = "0.2"
url = "1.1"
rust-crypto = "0.2.35"
env_logger = "0.3"
[dependencies.libimagstore]
path = "../libimagstore"

164
libimagentrylink/src/internal.rs
View File

@ -144,6 +144,8 @@ impl InternalLinker for Entry {
fn add_internal_link(&mut self, link: &mut Entry) -> Result<()> {
let new_link = link.get_location().clone();
debug!("Adding internal link from {:?} to {:?}", self.get_location(), new_link);
add_foreign_link(link, self.get_location().clone())
.and_then(|_| {
self.get_internal_links()
@ -155,17 +157,21 @@ impl InternalLinker for Entry {
}
fn remove_internal_link(&mut self, link: &mut Entry) -> Result<()> {
let own_loc = link.get_location().clone();
let other_loc = link.get_location().clone();
let own_loc = self.get_location().clone().without_base();
let other_loc = link.get_location().clone().without_base();
debug!("Removing internal link from {:?} to {:?}", own_loc, other_loc);
link.get_internal_links()
.and_then(|links| {
rewrite_links(self.get_header_mut(), links.filter(|l| *l != own_loc))
debug!("Rewriting own links for {:?}, without {:?}", other_loc, own_loc);
rewrite_links(link.get_header_mut(), links.filter(|l| *l != own_loc))
})
.and_then(|_| {
self.get_internal_links()
.and_then(|links| {
rewrite_links(link.get_header_mut(), links.filter(|l| *l != other_loc))
debug!("Rewriting own links for {:?}, without {:?}", own_loc, other_loc);
rewrite_links(self.get_header_mut(), links.filter(|l| *l != other_loc))
})
})
}
@ -184,6 +190,7 @@ fn rewrite_links<I: Iterator<Item = Link>>(header: &mut EntryHeader, links: I) -
})
}));
debug!("Setting new link array: {:?}", links);
let process = header.set("imag.links", Value::Array(links));
process_rw_result(process).map(|_| ())
}
@ -191,6 +198,7 @@ fn rewrite_links<I: Iterator<Item = Link>>(header: &mut EntryHeader, links: I) -
/// When Linking A -> B, the specification wants us to link back B -> A.
/// This is a helper function which does this.
fn add_foreign_link(target: &mut Entry, from: StoreId) -> Result<()> {
debug!("Linking back from {:?} to {:?}", target.get_location(), from);
target.get_internal_links()
.and_then(|links| {
let links = try!(links
@ -205,6 +213,7 @@ fn add_foreign_link(target: &mut Entry, from: StoreId) -> Result<()> {
})
})
}));
debug!("Setting links in {:?}: {:?}", target.get_location(), links);
process_rw_result(target.get_header_mut().set("imag.links", Value::Array(links)))
.map(|_| ())
})
@ -249,3 +258,150 @@ fn process_rw_result(links: StoreResult<Option<Value>>) -> Result<LinkIter> {
Ok(LinkIter::new(links))
}
#[cfg(test)]
mod test {
use std::path::PathBuf;
use libimagstore::store::Store;
use super::InternalLinker;
fn setup_logging() {
use env_logger;
let _ = env_logger::init().unwrap_or(());
}
pub fn get_store() -> Store {
Store::new(PathBuf::from("/"), None).unwrap()
}
#[test]
fn test_new_entry_no_links() {
setup_logging();
let store = get_store();
let entry = store.create(PathBuf::from("test_new_entry_no_links")).unwrap();
let links = entry.get_internal_links();
assert!(links.is_ok());
let links = links.unwrap();
assert_eq!(links.collect::<Vec<_>>().len(), 0);
}
#[test]
fn test_link_two_entries() {
setup_logging();
let store = get_store();
let mut e1 = store.create(PathBuf::from("test_link_two_entries1")).unwrap();
assert!(e1.get_internal_links().is_ok());
let mut e2 = store.create(PathBuf::from("test_link_two_entries2")).unwrap();
assert!(e2.get_internal_links().is_ok());
{
assert!(e1.add_internal_link(&mut e2).is_ok());
let e1_links = e1.get_internal_links().unwrap().collect::<Vec<_>>();
let e2_links = e2.get_internal_links().unwrap().collect::<Vec<_>>();
debug!("1 has links: {:?}", e1_links);
debug!("2 has links: {:?}", e2_links);
assert_eq!(e1_links.len(), 1);
assert_eq!(e2_links.len(), 1);
assert!(e1_links.first().map(|l| l.clone().with_base(store.path().clone()) == *e2.get_location()).unwrap_or(false));
assert!(e2_links.first().map(|l| l.clone().with_base(store.path().clone()) == *e1.get_location()).unwrap_or(false));
}
{
assert!(e1.remove_internal_link(&mut e2).is_ok());
println!("{:?}", e2.to_str());
let e2_links = e2.get_internal_links().unwrap().collect::<Vec<_>>();
assert_eq!(e2_links.len(), 0, "Expected [], got: {:?}", e2_links);
println!("{:?}", e1.to_str());
let e1_links = e1.get_internal_links().unwrap().collect::<Vec<_>>();
assert_eq!(e1_links.len(), 0, "Expected [], got: {:?}", e1_links);
}
}
#[test]
fn test_multiple_links() {
setup_logging();
let store = get_store();
let mut e1 = store.retrieve(PathBuf::from("1")).unwrap();
let mut e2 = store.retrieve(PathBuf::from("2")).unwrap();
let mut e3 = store.retrieve(PathBuf::from("3")).unwrap();
let mut e4 = store.retrieve(PathBuf::from("4")).unwrap();
let mut e5 = store.retrieve(PathBuf::from("5")).unwrap();
assert!(e1.add_internal_link(&mut e2).is_ok());
assert_eq!(e1.get_internal_links().unwrap().collect::<Vec<_>>().len(), 1);
assert_eq!(e2.get_internal_links().unwrap().collect::<Vec<_>>().len(), 1);
assert_eq!(e3.get_internal_links().unwrap().collect::<Vec<_>>().len(), 0);
assert_eq!(e4.get_internal_links().unwrap().collect::<Vec<_>>().len(), 0);
assert_eq!(e5.get_internal_links().unwrap().collect::<Vec<_>>().len(), 0);
assert!(e1.add_internal_link(&mut e3).is_ok());
assert_eq!(e1.get_internal_links().unwrap().collect::<Vec<_>>().len(), 2);
assert_eq!(e2.get_internal_links().unwrap().collect::<Vec<_>>().len(), 1);
assert_eq!(e3.get_internal_links().unwrap().collect::<Vec<_>>().len(), 1);
assert_eq!(e4.get_internal_links().unwrap().collect::<Vec<_>>().len(), 0);
assert_eq!(e5.get_internal_links().unwrap().collect::<Vec<_>>().len(), 0);
assert!(e1.add_internal_link(&mut e4).is_ok());
assert_eq!(e1.get_internal_links().unwrap().collect::<Vec<_>>().len(), 3);
assert_eq!(e2.get_internal_links().unwrap().collect::<Vec<_>>().len(), 1);
assert_eq!(e3.get_internal_links().unwrap().collect::<Vec<_>>().len(), 1);
assert_eq!(e4.get_internal_links().unwrap().collect::<Vec<_>>().len(), 1);
assert_eq!(e5.get_internal_links().unwrap().collect::<Vec<_>>().len(), 0);
assert!(e1.add_internal_link(&mut e5).is_ok());
assert_eq!(e1.get_internal_links().unwrap().collect::<Vec<_>>().len(), 4);
assert_eq!(e2.get_internal_links().unwrap().collect::<Vec<_>>().len(), 1);
assert_eq!(e3.get_internal_links().unwrap().collect::<Vec<_>>().len(), 1);
assert_eq!(e4.get_internal_links().unwrap().collect::<Vec<_>>().len(), 1);
assert_eq!(e5.get_internal_links().unwrap().collect::<Vec<_>>().len(), 1);
assert!(e5.remove_internal_link(&mut e1).is_ok());
assert_eq!(e1.get_internal_links().unwrap().collect::<Vec<_>>().len(), 3);
assert_eq!(e2.get_internal_links().unwrap().collect::<Vec<_>>().len(), 1);
assert_eq!(e3.get_internal_links().unwrap().collect::<Vec<_>>().len(), 1);
assert_eq!(e4.get_internal_links().unwrap().collect::<Vec<_>>().len(), 1);
assert_eq!(e5.get_internal_links().unwrap().collect::<Vec<_>>().len(), 0);
assert!(e4.remove_internal_link(&mut e1).is_ok());
assert_eq!(e1.get_internal_links().unwrap().collect::<Vec<_>>().len(), 2);
assert_eq!(e2.get_internal_links().unwrap().collect::<Vec<_>>().len(), 1);
assert_eq!(e3.get_internal_links().unwrap().collect::<Vec<_>>().len(), 1);
assert_eq!(e4.get_internal_links().unwrap().collect::<Vec<_>>().len(), 0);
assert_eq!(e5.get_internal_links().unwrap().collect::<Vec<_>>().len(), 0);
assert!(e3.remove_internal_link(&mut e1).is_ok());
assert_eq!(e1.get_internal_links().unwrap().collect::<Vec<_>>().len(), 1);
assert_eq!(e2.get_internal_links().unwrap().collect::<Vec<_>>().len(), 1);
assert_eq!(e3.get_internal_links().unwrap().collect::<Vec<_>>().len(), 0);
assert_eq!(e4.get_internal_links().unwrap().collect::<Vec<_>>().len(), 0);
assert_eq!(e5.get_internal_links().unwrap().collect::<Vec<_>>().len(), 0);
assert!(e2.remove_internal_link(&mut e1).is_ok());
assert_eq!(e1.get_internal_links().unwrap().collect::<Vec<_>>().len(), 0);
assert_eq!(e2.get_internal_links().unwrap().collect::<Vec<_>>().len(), 0);
assert_eq!(e3.get_internal_links().unwrap().collect::<Vec<_>>().len(), 0);
assert_eq!(e4.get_internal_links().unwrap().collect::<Vec<_>>().len(), 0);
assert_eq!(e5.get_internal_links().unwrap().collect::<Vec<_>>().len(), 0);
}
}

3
libimagentrylink/src/lib.rs
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@ -38,6 +38,9 @@ extern crate semver;
extern crate url;
extern crate crypto;
#[cfg(test)]
extern crate env_logger;
#[macro_use] extern crate libimagstore;
#[macro_use] extern crate libimagerror;
#[macro_use] extern crate libimagutil;