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Clean up and refactoring examples tests. (#2957)

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Andrés N. Robalino 2021-01-20 21:07:16 -05:00 committed by GitHub
parent 11f345a8ae
commit 2a42482ae9
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6 changed files with 283 additions and 249 deletions
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28
crates/nu-command/src/commands.rs
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@ -299,6 +299,34 @@ mod tests {
whole_stream_command(Move),
whole_stream_command(Update),
whole_stream_command(Empty),
// Str Command Suite
whole_stream_command(Str),
whole_stream_command(StrToDecimal),
whole_stream_command(StrToInteger),
whole_stream_command(StrDowncase),
whole_stream_command(StrUpcase),
whole_stream_command(StrCapitalize),
whole_stream_command(StrFindReplace),
// whole_stream_command(StrFrom),
whole_stream_command(StrSubstring),
whole_stream_command(StrToDatetime),
whole_stream_command(StrContains),
whole_stream_command(StrIndexOf),
whole_stream_command(StrTrim),
whole_stream_command(StrTrimLeft),
whole_stream_command(StrTrimRight),
whole_stream_command(StrStartsWith),
whole_stream_command(StrEndsWith),
//whole_stream_command(StrCollect),
//whole_stream_command(StrLength),
whole_stream_command(StrLPad),
//whole_stream_command(StrReverse),
whole_stream_command(StrRPad),
whole_stream_command(StrCamelCase),
whole_stream_command(StrPascalCase),
whole_stream_command(StrKebabCase),
whole_stream_command(StrSnakeCase),
whole_stream_command(StrScreamingSnakeCase),
]
}

269
crates/nu-command/src/examples.rs
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@ -1,27 +1,27 @@
mod sample;
mod double_echo;
mod double_ls;
mod stub_generate;
use double_echo::Command as DoubleEcho;
use double_ls::Command as DoubleLs;
use stub_generate::{mock_path, Command as StubOpen};
use nu_engine::basic_evaluation_context;
use nu_errors::ShellError;
use nu_parser::ParserScope;
use nu_protocol::hir::ClassifiedBlock;
use nu_protocol::{
Primitive, ReturnSuccess, ShellTypeName, Signature, SyntaxShape, UntaggedValue, Value,
};
use nu_source::{AnchorLocation, TaggedItem};
use crate::prelude::*;
use num_bigint::BigInt;
use nu_protocol::{ShellTypeName, Value};
use nu_source::AnchorLocation;
use crate::commands::{
BuildString, Each, Echo, First, Get, Keep, Last, Let, Nth, StrCollect, Wrap,
};
use nu_engine::{
run_block, whole_stream_command, Command, CommandArgs, EvaluationContext, WholeStreamCommand,
};
use nu_stream::{InputStream, OutputStream};
use nu_engine::{run_block, whole_stream_command, Command, EvaluationContext, WholeStreamCommand};
use nu_stream::InputStream;
use async_trait::async_trait;
use futures::executor::block_on;
use serde::Deserialize;
pub fn test_examples(cmd: Command) -> Result<(), ShellError> {
let examples = cmd.examples();
@ -29,8 +29,8 @@ pub fn test_examples(cmd: Command) -> Result<(), ShellError> {
let base_context = basic_evaluation_context()?;
base_context.add_commands(vec![
// Mocks
whole_stream_command(MockLs {}),
// Command Doubles
whole_stream_command(DoubleLs {}),
// Minimal restricted commands to aid in testing
whole_stream_command(Echo {}),
whole_stream_command(BuildString {}),
@ -150,9 +150,9 @@ pub fn test_anchors(cmd: Command) -> Result<(), ShellError> {
base_context.add_commands(vec![
// Minimal restricted commands to aid in testing
whole_stream_command(MockCommand {}),
whole_stream_command(MockEcho {}),
whole_stream_command(MockLs {}),
whole_stream_command(StubOpen {}),
whole_stream_command(DoubleEcho {}),
whole_stream_command(DoubleLs {}),
whole_stream_command(BuildString {}),
whole_stream_command(First {}),
whole_stream_command(Get {}),
@ -167,7 +167,7 @@ pub fn test_anchors(cmd: Command) -> Result<(), ShellError> {
]);
for sample_pipeline in examples {
let pipeline_with_anchor = format!("mock --open --path | {}", sample_pipeline.example);
let pipeline_with_anchor = format!("stub open --path | {}", sample_pipeline.example);
let mut ctx = base_context.clone();
@ -262,232 +262,3 @@ fn values_equal(expected: &Value, actual: &Value) -> bool {
fn is_anchor_carried(actual: &Value, anchor: AnchorLocation) -> bool {
actual.tag.anchor() == Some(anchor)
}
#[derive(Deserialize)]
struct Arguments {
path: Option<bool>,
open: bool,
}
struct MockCommand;
#[async_trait]
impl WholeStreamCommand for MockCommand {
fn name(&self) -> &str {
"mock"
}
fn signature(&self) -> Signature {
Signature::build("mock")
.switch("open", "fake opening sources", Some('o'))
.switch("path", "file open", Some('p'))
}
fn usage(&self) -> &str {
"Generates tables and metadata that mimics behavior of real commands in controlled ways."
}
async fn run(&self, args: CommandArgs) -> Result<OutputStream, ShellError> {
let name_tag = args.call_info.name_tag.clone();
let (
Arguments {
path: mocked_path,
open: open_mock,
},
_input,
) = args.process().await?;
let out = UntaggedValue::string("Yehuda Katz in Ecuador");
if open_mock {
if let Some(true) = mocked_path {
return Ok(OutputStream::one(Ok(ReturnSuccess::Value(Value {
value: out,
tag: Tag {
anchor: Some(mock_path()),
span: name_tag.span,
},
}))));
}
}
Ok(OutputStream::one(Ok(ReturnSuccess::Value(
out.into_value(name_tag),
))))
}
}
struct MockEcho;
#[derive(Deserialize)]
struct MockEchoArgs {
pub rest: Vec<Value>,
}
#[async_trait]
impl WholeStreamCommand for MockEcho {
fn name(&self) -> &str {
"echo"
}
fn signature(&self) -> Signature {
Signature::build("echo").rest(SyntaxShape::Any, "the values to echo")
}
fn usage(&self) -> &str {
"Mock echo."
}
async fn run(&self, args: CommandArgs) -> Result<OutputStream, ShellError> {
let name_tag = args.call_info.name_tag.clone();
let (MockEchoArgs { rest }, input) = args.process().await?;
let mut base_value = UntaggedValue::string("Yehuda Katz in Ecuador").into_value(name_tag);
let input: Vec<Value> = input.collect().await;
if let Some(first) = input.get(0) {
base_value = first.clone()
}
let stream = rest.into_iter().map(move |i| {
let base_value = base_value.clone();
match i.as_string() {
Ok(s) => OutputStream::one(Ok(ReturnSuccess::Value(Value {
value: UntaggedValue::Primitive(Primitive::String(s)),
tag: base_value.tag,
}))),
_ => match i {
Value {
value: UntaggedValue::Table(table),
..
} => {
if table.len() == 1 && table[0].is_table() {
let mut values: Vec<Value> =
table[0].table_entries().map(Clone::clone).collect();
for v in values.iter_mut() {
v.tag = base_value.tag();
}
let subtable =
vec![UntaggedValue::Table(values).into_value(base_value.tag())];
futures::stream::iter(subtable.into_iter().map(ReturnSuccess::value))
.to_output_stream()
} else {
futures::stream::iter(
table
.into_iter()
.map(move |mut v| {
v.tag = base_value.tag();
v
})
.map(ReturnSuccess::value),
)
.to_output_stream()
}
}
_ => OutputStream::one(Ok(ReturnSuccess::Value(Value {
value: i.value.clone(),
tag: base_value.tag,
}))),
},
}
});
Ok(futures::stream::iter(stream).flatten().to_output_stream())
}
}
struct MockLs;
#[async_trait]
impl WholeStreamCommand for MockLs {
fn name(&self) -> &str {
"ls"
}
fn signature(&self) -> Signature {
Signature::build("ls")
}
fn usage(&self) -> &str {
"Mock ls."
}
async fn run(&self, args: CommandArgs) -> Result<OutputStream, ShellError> {
let name_tag = args.call_info.name_tag.clone();
let mut base_value =
UntaggedValue::string("Andrés N. Robalino in Portland").into_value(name_tag);
let input: Vec<Value> = args.input.collect().await;
if let Some(first) = input.get(0) {
base_value = first.clone()
}
Ok(futures::stream::iter(
file_listing()
.iter()
.map(|row| Value {
value: row.value.clone(),
tag: base_value.tag.clone(),
})
.collect::<Vec<_>>()
.into_iter()
.map(ReturnSuccess::value),
)
.to_output_stream())
}
}
fn int(s: impl Into<BigInt>) -> Value {
UntaggedValue::int(s).into_untagged_value()
}
fn string(input: impl Into<String>) -> Value {
UntaggedValue::string(input.into()).into_untagged_value()
}
fn date(input: impl Into<String>) -> Value {
let key = input.into().tagged_unknown();
crate::value::Date::naive_from_str(key.borrow_tagged())
.expect("date from string failed")
.into_untagged_value()
}
fn file_listing() -> Vec<Value> {
vec![
row! {
"name".to_string() => string("Andrés.txt"),
"type".to_string() => string("File"),
"chickens".to_string() => int(10),
"modified".to_string() => date("2019-07-23")
},
row! {
"name".to_string() => string("Jonathan"),
"type".to_string() => string("Dir"),
"chickens".to_string() => int(5),
"modified".to_string() => date("2019-07-23")
},
row! {
"name".to_string() => string("Andrés.txt"),
"type".to_string() => string("File"),
"chickens".to_string() => int(20),
"modified".to_string() => date("2019-09-24")
},
row! {
"name".to_string() => string("Yehuda"),
"type".to_string() => string("Dir"),
"chickens".to_string() => int(4),
"modified".to_string() => date("2019-09-24")
},
]
}
fn mock_path() -> AnchorLocation {
let path = String::from("path/to/las_best_arepas_in_the_world.txt");
AnchorLocation::File(path)
}

91
crates/nu-command/src/examples/double_echo.rs Normal file
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@ -0,0 +1,91 @@
use nu_errors::ShellError;
use nu_engine::{CommandArgs, WholeStreamCommand};
use nu_protocol::{Primitive, ReturnSuccess, Signature, SyntaxShape, UntaggedValue, Value};
use nu_stream::{OutputStream, ToOutputStream};
use async_trait::async_trait;
use futures::StreamExt;
use serde::Deserialize;
pub struct Command;
#[derive(Deserialize)]
struct Arguments {
pub rest: Vec<Value>,
}
#[async_trait]
impl WholeStreamCommand for Command {
fn name(&self) -> &str {
"echo"
}
fn signature(&self) -> Signature {
Signature::build("echo").rest(SyntaxShape::Any, "the values to echo")
}
fn usage(&self) -> &str {
"Mock echo."
}
async fn run(&self, args: CommandArgs) -> Result<OutputStream, ShellError> {
let name_tag = args.call_info.name_tag.clone();
let (Arguments { rest }, input) = args.process().await?;
let mut base_value = UntaggedValue::string("Yehuda Katz in Ecuador").into_value(name_tag);
let input: Vec<Value> = input.collect().await;
if let Some(first) = input.get(0) {
base_value = first.clone()
}
let stream = rest.into_iter().map(move |i| {
let base_value = base_value.clone();
match i.as_string() {
Ok(s) => OutputStream::one(Ok(ReturnSuccess::Value(Value {
value: UntaggedValue::Primitive(Primitive::String(s)),
tag: base_value.tag,
}))),
_ => match i {
Value {
value: UntaggedValue::Table(table),
..
} => {
if table.len() == 1 && table[0].is_table() {
let mut values: Vec<Value> =
table[0].table_entries().map(Clone::clone).collect();
for v in values.iter_mut() {
v.tag = base_value.tag();
}
let subtable =
vec![UntaggedValue::Table(values).into_value(base_value.tag())];
futures::stream::iter(subtable.into_iter().map(ReturnSuccess::value))
.to_output_stream()
} else {
futures::stream::iter(
table
.into_iter()
.map(move |mut v| {
v.tag = base_value.tag();
v
})
.map(ReturnSuccess::value),
)
.to_output_stream()
}
}
_ => OutputStream::one(Ok(ReturnSuccess::Value(Value {
value: i.value.clone(),
tag: base_value.tag,
}))),
},
}
});
Ok(futures::stream::iter(stream).flatten().to_output_stream())
}
}

51
crates/nu-command/src/examples/double_ls.rs Normal file
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@ -0,0 +1,51 @@
use crate::examples::sample::ls::file_listing;
use nu_engine::{CommandArgs, WholeStreamCommand};
use nu_errors::ShellError;
use nu_protocol::{ReturnSuccess, Signature, UntaggedValue, Value};
use nu_stream::{OutputStream, ToOutputStream};
use async_trait::async_trait;
use futures::StreamExt;
pub struct Command;
#[async_trait]
impl WholeStreamCommand for Command {
fn name(&self) -> &str {
"ls"
}
fn signature(&self) -> Signature {
Signature::build("ls")
}
fn usage(&self) -> &str {
"Mock ls."
}
async fn run(&self, args: CommandArgs) -> Result<OutputStream, ShellError> {
let name_tag = args.call_info.name_tag.clone();
let mut base_value =
UntaggedValue::string("Andrés N. Robalino in Portland").into_value(name_tag);
let input: Vec<Value> = args.input.collect().await;
if let Some(first) = input.get(0) {
base_value = first.clone()
}
Ok(futures::stream::iter(
file_listing()
.iter()
.map(|row| Value {
value: row.value.clone(),
tag: base_value.tag.clone(),
})
.collect::<Vec<_>>()
.into_iter()
.map(ReturnSuccess::value),
)
.to_output_stream())
}
}

35
crates/nu-command/src/examples/sample.rs Normal file
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@ -0,0 +1,35 @@
use nu_protocol::{row, Value};
use nu_test_support::value::{date, int, string};
pub mod ls {
use super::*;
pub fn file_listing() -> Vec<Value> {
vec![
row! {
"name".to_string() => string("Andrés.txt"),
"type".to_string() => string("File"),
"chickens".to_string() => int(10),
"modified".to_string() => date("2019-07-23")
},
row! {
"name".to_string() => string("Jonathan"),
"type".to_string() => string("Dir"),
"chickens".to_string() => int(5),
"modified".to_string() => date("2019-07-23")
},
row! {
"name".to_string() => string("Andrés.txt"),
"type".to_string() => string("File"),
"chickens".to_string() => int(20),
"modified".to_string() => date("2019-09-24")
},
row! {
"name".to_string() => string("Yehuda"),
"type".to_string() => string("Dir"),
"chickens".to_string() => int(4),
"modified".to_string() => date("2019-09-24")
},
]
}
}

58
crates/nu-command/src/examples/stub_generate.rs Normal file
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@ -0,0 +1,58 @@
use nu_engine::{CommandArgs, WholeStreamCommand};
use nu_errors::ShellError;
use nu_protocol::{ReturnSuccess, Signature, UntaggedValue, Value};
use nu_source::{AnchorLocation, Tag};
use nu_stream::OutputStream;
use async_trait::async_trait;
use serde::Deserialize;
pub struct Command;
#[derive(Deserialize)]
struct Arguments {
path: Option<bool>,
}
#[async_trait]
impl WholeStreamCommand for Command {
fn name(&self) -> &str {
"stub open"
}
fn signature(&self) -> Signature {
Signature::build("stub open").switch("path", "Add a mocked path", Some('p'))
}
fn usage(&self) -> &str {
"Generates tables and metadata that mimics behavior of real commands in controlled ways."
}
async fn run(&self, args: CommandArgs) -> Result<OutputStream, ShellError> {
let name_tag = args.call_info.name_tag.clone();
let (Arguments { path: mocked_path }, _input) = args.process().await?;
let out = UntaggedValue::string("Yehuda Katz in Ecuador");
if let Some(true) = mocked_path {
Ok(OutputStream::one(Ok(ReturnSuccess::Value(Value {
value: out,
tag: Tag {
anchor: Some(mock_path()),
span: name_tag.span,
},
}))))
} else {
Ok(OutputStream::one(Ok(ReturnSuccess::Value(
out.into_value(name_tag),
))))
}
}
}
pub fn mock_path() -> AnchorLocation {
let path = String::from("path/to/las_best_arepas_in_the_world.txt");
AnchorLocation::File(path)
}