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adb99938f7
# Description This PR renames the `unfold` command to `generate`. closes #10760 # User-Facing Changes <!-- List of all changes that impact the user experience here. This helps us keep track of breaking changes. --> # Tests + Formatting <!-- Don't forget to add tests that cover your changes. Make sure you've run and fixed any issues with these commands: - `cargo fmt --all -- --check` to check standard code formatting (`cargo fmt --all` applies these changes) - `cargo clippy --workspace -- -D warnings -D clippy::unwrap_used` to check that you're using the standard code style - `cargo test --workspace` to check that all tests pass (on Windows make sure to [enable developer mode](https://learn.microsoft.com/en-us/windows/apps/get-started/developer-mode-features-and-debugging)) - `cargo run -- -c "use std testing; testing run-tests --path crates/nu-std"` to run the tests for the standard library > **Note** > from `nushell` you can also use the `toolkit` as follows > ```bash > use toolkit.nu # or use an `env_change` hook to activate it automatically > toolkit check pr > ``` --> # After Submitting <!-- If your PR had any user-facing changes, update [the documentation](https://github.com/nushell/nushell.github.io) after the PR is merged, if necessary. This will help us keep the docs up to date. -->
103 lines
2.1 KiB
Rust
103 lines
2.1 KiB
Rust
use nu_test_support::{nu, pipeline};
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#[test]
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fn generate_no_next_break() {
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let actual = nu!(
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"generate 1 {|x| if $x == 3 { {out: $x}} else { {out: $x, next: ($x + 1)} }} | to nuon"
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);
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assert_eq!(actual.out, "[1, 2, 3]");
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}
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#[test]
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fn generate_null_break() {
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let actual = nu!("generate 1 {|x| if $x <= 3 { {out: $x, next: ($x + 1)} }} | to nuon");
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assert_eq!(actual.out, "[1, 2, 3]");
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}
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#[test]
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fn generate_allows_empty_output() {
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let actual = nu!(pipeline(
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r#"
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generate 0 {|x|
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if $x == 1 {
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{next: ($x + 1)}
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} else if $x < 3 {
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{out: $x, next: ($x + 1)}
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}
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} | to nuon
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"#
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));
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assert_eq!(actual.out, "[0, 2]");
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}
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#[test]
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fn generate_allows_no_output() {
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let actual = nu!(pipeline(
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r#"
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generate 0 {|x|
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if $x < 3 {
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{next: ($x + 1)}
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}
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} | to nuon
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"#
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));
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assert_eq!(actual.out, "[]");
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}
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#[test]
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fn generate_allows_null_state() {
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let actual = nu!(pipeline(
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r#"
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generate 0 {|x|
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if $x == null {
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{out: "done"}
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} else if $x < 1 {
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{out: "going", next: ($x + 1)}
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} else {
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{out: "stopping", next: null}
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}
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} | to nuon
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"#
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));
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assert_eq!(actual.out, "[going, stopping, done]");
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}
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#[test]
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fn generate_allows_null_output() {
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let actual = nu!(pipeline(
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r#"
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generate 0 {|x|
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if $x == 3 {
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{out: "done"}
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} else {
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{out: null, next: ($x + 1)}
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}
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} | to nuon
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"#
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));
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assert_eq!(actual.out, "[null, null, null, done]");
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}
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#[test]
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fn generate_disallows_extra_keys() {
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let actual = nu!("generate 0 {|x| {foo: bar, out: $x}}");
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assert!(actual.err.contains("Invalid block return"));
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}
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#[test]
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fn generate_disallows_list() {
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let actual = nu!("generate 0 {|x| [$x, ($x + 1)]}");
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assert!(actual.err.contains("Invalid block return"));
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}
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#[test]
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fn generate_disallows_primitive() {
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let actual = nu!("generate 0 {|x| 1}");
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assert!(actual.err.contains("Invalid block return"));
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}
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