forked from extern/nushell
545697c0b2
related to - follow-up of https://github.com/nushell/nushell/pull/9658 - addressed part of https://github.com/nushell/nushell/issues/8670 # Description removes useless `cwd` and `pipeline()` from the tests of `let`. # User-Facing Changes # Tests + Formatting # After Submitting
58 lines
1.3 KiB
Rust
58 lines
1.3 KiB
Rust
use nu_test_support::{nu, pipeline};
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#[test]
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fn let_name_builtin_var() {
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let actual = nu!("let in = 3");
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assert!(actual
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.err
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.contains("'in' is the name of a builtin Nushell variable"));
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}
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#[test]
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fn let_doesnt_mutate() {
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let actual = nu!("let i = 3; $i = 4");
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assert!(actual.err.contains("immutable"));
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}
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#[test]
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fn let_takes_pipeline() {
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let actual = nu!(r#"let x = "hello world" | str length; print $x"#);
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assert_eq!(actual.out, "11");
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}
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#[test]
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fn let_pipeline_allows_in() {
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let actual =
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nu!(r#"def foo [] { let x = $in | str length; print ($x + 10) }; "hello world" | foo"#);
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assert_eq!(actual.out, "21");
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}
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#[test]
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fn mut_takes_pipeline() {
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let actual = nu!(r#"mut x = "hello world" | str length; print $x"#);
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assert_eq!(actual.out, "11");
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}
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#[test]
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fn mut_pipeline_allows_in() {
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let actual =
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nu!(r#"def foo [] { mut x = $in | str length; print ($x + 10) }; "hello world" | foo"#);
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assert_eq!(actual.out, "21");
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}
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#[ignore]
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#[test]
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fn let_with_external_failed() {
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// FIXME: this test hasn't run successfully for a long time. We should
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// bring it back to life at some point.
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let actual = nu!(r#"let x = nu --testbin outcome_err "aa"; echo fail"#);
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assert!(!actual.out.contains("fail"));
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}
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