86 lines
1.9 KiB
Rust
86 lines
1.9 KiB
Rust
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use nu_test_support::{nu, pipeline};
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#[test]
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fn changes_the_column_name() {
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let sample = r#"
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[["Andrés N. Robalino"],
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["JT Turner"],
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["Yehuda Katz"],
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["Jason Gedge"]]
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"#;
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let actual = nu!(pipeline(&format!(
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" {sample}
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| wrap name
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| rename mosqueteros
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| get mosqueteros
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| length
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"
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)));
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assert_eq!(actual.out, "4");
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}
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#[test]
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fn keeps_remaining_original_names_given_less_new_names_than_total_original_names() {
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let sample = r#"
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[["Andrés N. Robalino"],
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["JT Turner"],
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["Yehuda Katz"],
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["Jason Gedge"]]
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"#;
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let actual = nu!(pipeline(&format!(
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r#"
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{sample}
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| wrap name
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| default "arepa!" hit
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| rename mosqueteros
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| get hit
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| length
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"#
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)));
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assert_eq!(actual.out, "4");
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}
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#[test]
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fn errors_if_no_columns_present() {
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let sample = r#"
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[["Andrés N. Robalino"],
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["JT Turner"],
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["Yehuda Katz"],
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["Jason Gedge"]]
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"#;
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let actual = nu!(pipeline(&format!(
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"
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{sample}
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| rename mosqueteros
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"
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)));
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assert!(actual.err.contains("command doesn't support"));
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}
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#[test]
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fn errors_if_columns_param_is_empty() {
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let sample = r#"
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[["Andrés N. Robalino"],
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["JT Turner"],
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["Yehuda Katz"],
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["Jason Gedge"]]
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"#;
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let actual = nu!(pipeline(&format!(
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r#"
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{sample}
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| wrap name
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| default "arepa!" hit
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| rename --column {{}}
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"#
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)));
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assert!(actual.err.contains("The column info cannot be empty"));
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}
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