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implemented text, get_child and get_child_mut; added and updated some tests

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This commit is contained in:
lumi 2017-02-19 23:42:31 +01:00
parent 2d97e2d5d9
commit 663eba6754
1 changed files with 39 additions and 10 deletions
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49
src/lib.rs
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@ -224,21 +224,38 @@ impl Element {
self.children.push(Fork::Text(child.into()));
}
pub fn text(&self) -> &str {
unimplemented!()
pub fn text(&self) -> String {
let mut ret = String::new();
for fork in &self.children {
if let Fork::Text(ref s) = *fork {
ret += s;
}
}
ret
}
pub fn get_child<'a, N: Into<Name<'a>>>(&self, name: N) -> Option<&Element> {
unimplemented!()
pub fn get_child<N: AsRef<str>, NS: AsRef<str>>(&self, name: N, namespace: NS) -> Option<&Element> {
for fork in &self.children {
if let Fork::Element(ref e) = *fork {
if e.is(name.as_ref(), namespace.as_ref()) {
return Some(e);
}
}
}
None
}
pub fn get_child_mut<'a, N: Into<Name<'a>>>(&mut self, name: N) -> Option<&mut Element> {
unimplemented!()
pub fn get_child_mut<N: AsRef<str>, NS: AsRef<str>>(&mut self, name: N, namespace: NS) -> Option<&mut Element> {
for fork in &mut self.children {
if let Fork::Element(ref mut e) = *fork {
if e.is(name.as_ref(), namespace.as_ref()) {
return Some(e);
}
}
}
None
}
pub fn into_child<'a, N: Into<Name<'a>>>(self, name: N) -> Option<Element> {
unimplemented!()
}
}
pub struct Children<'a> {
@ -352,7 +369,8 @@ mod tests {
assert_eq!(elem.name(), "a");
assert_eq!(elem.ns(), Some("b"));
assert_eq!(elem.attr("c"), Some("d"));
assert_eq!(elem.is("a", "b"), true);
assert_eq!(elem.attr("x"), None);
assert!(elem.is("a", "b"));
}
#[test]
@ -363,4 +381,15 @@ mod tests {
assert!(iter.next().unwrap().is("child", "child_ns"));
assert_eq!(iter.next(), None);
}
#[test]
fn get_child_works() {
let root = build_test_tree();
assert_eq!(root.get_child("child", "inexistent_ns"), None);
assert_eq!(root.get_child("not_a_child", "root_ns"), None);
assert!(root.get_child("child", "root_ns").unwrap().is("child", "root_ns"));
assert!(root.get_child("child", "child_ns").unwrap().is("child", "child_ns"));
assert_eq!(root.get_child("child", "root_ns").unwrap().attr("c"), Some("d"));
assert_eq!(root.get_child("child", "child_ns").unwrap().attr("d"), Some("e"));
}
}