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|
use std::sync::Arc;
use nu_plugin_protocol::test_util::{test_plugin_custom_value, TestCustomValue};
use nu_protocol::{
engine::Closure, record, BlockId, CustomValue, IntoSpanned, ShellError, Span, Value, VarId,
};
use crate::{
test_util::test_plugin_custom_value_with_source, PluginCustomValueWithSource, PluginSource,
};
use super::WithSource;
#[test]
fn add_source_in_at_root() -> Result<(), ShellError> {
let mut val = Value::test_custom_value(Box::new(test_plugin_custom_value()));
let source = Arc::new(PluginSource::new_fake("foo"));
PluginCustomValueWithSource::add_source_in(&mut val, &source)?;
let custom_value = val.as_custom_value()?;
let plugin_custom_value: &PluginCustomValueWithSource = custom_value
.as_any()
.downcast_ref()
.expect("not PluginCustomValueWithSource");
assert_eq!(
Arc::as_ptr(&source),
Arc::as_ptr(&plugin_custom_value.source)
);
Ok(())
}
fn check_record_custom_values(
val: &Value,
keys: &[&str],
mut f: impl FnMut(&str, &dyn CustomValue) -> Result<(), ShellError>,
) -> Result<(), ShellError> {
let record = val.as_record()?;
for key in keys {
let val = record
.get(key)
.unwrap_or_else(|| panic!("record does not contain '{key}'"));
let custom_value = val
.as_custom_value()
.unwrap_or_else(|_| panic!("'{key}' not custom value"));
f(key, custom_value)?;
}
Ok(())
}
#[test]
fn add_source_in_nested_record() -> Result<(), ShellError> {
let orig_custom_val = Value::test_custom_value(Box::new(test_plugin_custom_value()));
let mut val = Value::test_record(record! {
"foo" => orig_custom_val.clone(),
"bar" => orig_custom_val.clone(),
});
let source = Arc::new(PluginSource::new_fake("foo"));
PluginCustomValueWithSource::add_source_in(&mut val, &source)?;
check_record_custom_values(&val, &["foo", "bar"], |key, custom_value| {
let plugin_custom_value: &PluginCustomValueWithSource = custom_value
.as_any()
.downcast_ref()
.unwrap_or_else(|| panic!("'{key}' not PluginCustomValueWithSource"));
assert_eq!(
Arc::as_ptr(&source),
Arc::as_ptr(&plugin_custom_value.source),
"'{key}' source not set correctly"
);
Ok(())
})
}
fn check_list_custom_values(
val: &Value,
indices: impl IntoIterator<Item = usize>,
mut f: impl FnMut(usize, &dyn CustomValue) -> Result<(), ShellError>,
) -> Result<(), ShellError> {
let list = val.as_list()?;
for index in indices {
let val = list
.get(index)
.unwrap_or_else(|| panic!("[{index}] not present in list"));
let custom_value = val
.as_custom_value()
.unwrap_or_else(|_| panic!("[{index}] not custom value"));
f(index, custom_value)?;
}
Ok(())
}
#[test]
fn add_source_in_nested_list() -> Result<(), ShellError> {
let orig_custom_val = Value::test_custom_value(Box::new(test_plugin_custom_value()));
let mut val = Value::test_list(vec![orig_custom_val.clone(), orig_custom_val.clone()]);
let source = Arc::new(PluginSource::new_fake("foo"));
PluginCustomValueWithSource::add_source_in(&mut val, &source)?;
check_list_custom_values(&val, 0..=1, |index, custom_value| {
let plugin_custom_value: &PluginCustomValueWithSource = custom_value
.as_any()
.downcast_ref()
.unwrap_or_else(|| panic!("[{index}] not PluginCustomValueWithSource"));
assert_eq!(
Arc::as_ptr(&source),
Arc::as_ptr(&plugin_custom_value.source),
"[{index}] source not set correctly"
);
Ok(())
})
}
fn check_closure_custom_values(
val: &Value,
indices: impl IntoIterator<Item = usize>,
mut f: impl FnMut(usize, &dyn CustomValue) -> Result<(), ShellError>,
) -> Result<(), ShellError> {
let closure = val.as_closure()?;
for index in indices {
let val = closure
.captures
.get(index)
.unwrap_or_else(|| panic!("[{index}] not present in closure"));
let custom_value = val
.1
.as_custom_value()
.unwrap_or_else(|_| panic!("[{index}] not custom value"));
f(index, custom_value)?;
}
Ok(())
}
#[test]
fn add_source_in_nested_closure() -> Result<(), ShellError> {
let orig_custom_val = Value::test_custom_value(Box::new(test_plugin_custom_value()));
let mut val = Value::test_closure(Closure {
block_id: BlockId::new(0),
captures: vec![
(VarId::new(0), orig_custom_val.clone()),
(VarId::new(1), orig_custom_val.clone()),
],
});
let source = Arc::new(PluginSource::new_fake("foo"));
PluginCustomValueWithSource::add_source_in(&mut val, &source)?;
check_closure_custom_values(&val, 0..=1, |index, custom_value| {
let plugin_custom_value: &PluginCustomValueWithSource = custom_value
.as_any()
.downcast_ref()
.unwrap_or_else(|| panic!("[{index}] not PluginCustomValueWithSource"));
assert_eq!(
Arc::as_ptr(&source),
Arc::as_ptr(&plugin_custom_value.source),
"[{index}] source not set correctly"
);
Ok(())
})
}
#[test]
fn verify_source_error_message() -> Result<(), ShellError> {
let span = Span::new(5, 7);
let ok_val = test_plugin_custom_value_with_source();
let native_val = TestCustomValue(32);
let foreign_val =
test_plugin_custom_value().with_source(Arc::new(PluginSource::new_fake("other")));
let source = PluginSource::new_fake("test");
PluginCustomValueWithSource::verify_source_of_custom_value(
(&ok_val as &dyn CustomValue).into_spanned(span),
&source,
)
.expect("ok_val should be verified ok");
for (val, src_plugin) in [
(&native_val as &dyn CustomValue, None),
(&foreign_val as &dyn CustomValue, Some("other")),
] {
let error = PluginCustomValueWithSource::verify_source_of_custom_value(
val.into_spanned(span),
&source,
)
.expect_err(&format!(
"a custom value from {src_plugin:?} should result in an error"
));
if let ShellError::CustomValueIncorrectForPlugin {
name,
span: err_span,
dest_plugin,
src_plugin: err_src_plugin,
} = error
{
assert_eq!("TestCustomValue", name, "error.name from {src_plugin:?}");
assert_eq!(span, err_span, "error.span from {src_plugin:?}");
assert_eq!("test", dest_plugin, "error.dest_plugin from {src_plugin:?}");
assert_eq!(src_plugin, err_src_plugin.as_deref(), "error.src_plugin");
} else {
panic!("the error returned should be CustomValueIncorrectForPlugin");
}
}
Ok(())
}
|
