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gstreamer: structure: improve Debug implementation

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g_strdup_value_contents() output is not easily readable with nested
structures
This commit is contained in:
Guillaume Desmottes 2022-08-24 15:19:13 +02:00
parent e9d95eda59
commit 64c09353b7
1 changed files with 38 additions and 2 deletions
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40
gstreamer/src/structure.rs
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@ -139,7 +139,7 @@ impl Drop for Structure {
impl fmt::Debug for Structure {
fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
f.debug_tuple("Structure").field(&self.to_string()).finish()
f.debug_tuple("Structure").field(self.as_ref()).finish()
}
}
@ -792,7 +792,24 @@ impl fmt::Display for StructureRef {
impl fmt::Debug for StructureRef {
fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
f.write_str(&self.to_string())
let mut debug = f.debug_struct(self.name());
for (id, field) in self.iter() {
if field.type_() == Structure::static_type() {
let s = field.get::<Structure>().unwrap();
debug.field(id, &s);
} else if field.type_() == crate::Array::static_type() {
let arr = field.get::<crate::Array>().unwrap();
debug.field(id, &arr);
} else if field.type_() == crate::List::static_type() {
let list = field.get::<crate::List>().unwrap();
debug.field(id, &list);
} else {
debug.field(id, &field);
}
}
debug.finish()
}
}
@ -1146,4 +1163,23 @@ mod tests {
assert!(s2.get::<&str>("f2").is_err());
assert!(s2.get::<&str>("f3").is_err());
}
#[test]
fn test_debug() {
crate::init().unwrap();
let s = Structure::builder("test")
.field("f1", "abc")
.field("f2", &String::from("bcd"))
.field("f3", 123i32)
.field(
"f4",
Structure::builder("nested").field("badger", &true).build(),
)
.field("f5", &crate::Array::new(["a", "b", "c"]))
.field("f6", &crate::List::new(["d", "e", "f"]))
.build();
assert_eq!(format!("{:?}", s), "Structure(test { f1: (gchararray) \"abc\", f2: (gchararray) \"bcd\", f3: (gint) 123, f4: Structure(nested { badger: (gboolean) TRUE }), f5: Array([(gchararray) \"a\", (gchararray) \"b\", (gchararray) \"c\"]), f6: List([(gchararray) \"d\", (gchararray) \"e\", (gchararray) \"f\"]) })");
}
}