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[from|to]csv additions/refactoring.

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Introduced flag to tell `from-to` / `to-csv` whether we want headers parsed and/or written.
This commit is contained in:
Andrés N. Robalino
2019-08-25 07:59:46 -05:00
parent de930daf33
commit 0e14ba86ae
7 changed files with 303 additions and 143 deletions
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84
tests/filters_test.rs
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@@ -1,6 +1,6 @@
mod helpers;
use helpers::in_directory as cwd;
use helpers::{in_directory as cwd, Playground, Stub::*};
#[test]
fn can_convert_table_to_csv_text_and_from_csv_text_back_into_table() {
@@ -13,6 +13,88 @@ fn can_convert_table_to_csv_text_and_from_csv_text_back_into_table() {
assert_eq!(output, "SPAIN");
}
#[test]
fn converts_structured_table_to_csv_text() {
Playground::setup_for("filter_to_csv_test_1").with_files(vec![FileWithContentToBeTrimmed(
"sample.csv",
r#"
importer,shipper,tariff_item,name,origin
Plasticos Rival,Reverte,2509000000,Calcium carbonate,Spain
Tigre Ecuador,OMYA Andina,3824909999,Calcium carbonate,Colombia
"#,
)]);
nu!(
output,
cwd("tests/fixtures/nuplayground/filter_to_csv_test_1"),
"open sample.csv --raw | lines | split-column \",\" a b c d origin | last 1 | to-csv | lines | nth 1 | echo \"$it\""
);
assert!(output.contains("Tigre Ecuador,OMYA Andina,3824909999,Calcium carbonate,Colombia"));
}
#[test]
fn converts_structured_table_to_csv_text_skipping_headers_after_conversion() {
Playground::setup_for("filter_to_csv_test_2").with_files(vec![FileWithContentToBeTrimmed(
"sample.csv",
r#"
importer,shipper,tariff_item,name,origin
Plasticos Rival,Reverte,2509000000,Calcium carbonate,Spain
Tigre Ecuador,OMYA Andina,3824909999,Calcium carbonate,Colombia
"#,
)]);
nu!(
output,
cwd("tests/fixtures/nuplayground/filter_to_csv_test_2"),
"open sample.csv --raw | lines | split-column \",\" a b c d origin | last 1 | to-csv --headerless | echo \"$it\""
);
assert!(output.contains("Tigre Ecuador,OMYA Andina,3824909999,Calcium carbonate,Colombia"));
}
#[test]
fn converts_from_csv_text_to_structured_table() {
Playground::setup_for("filter_from_csv_test_1").with_files(vec![FileWithContentToBeTrimmed(
"los_tres_amigos.txt",
r#"
first_name,last_name,rusty_luck
Andrés,Robalino,1
Jonathan,Turner,1
Yehuda,Katz,1
"#,
)]);
nu!(
output,
cwd("tests/fixtures/nuplayground/filter_from_csv_test_1"),
"open los_tres_amigos.txt | from-csv | get rusty_luck | str --to-int | sum | echo $it"
);
assert_eq!(output, "3");
}
#[test]
fn converts_from_csv_text_skipping_headers_to_structured_table() {
Playground::setup_for("filter_from_csv_test_2").with_files(vec![FileWithContentToBeTrimmed(
"los_tres_amigos.txt",
r#"
first_name,last_name,rusty_luck
Andrés,Robalino,1
Jonathan,Turner,1
Yehuda,Katz,1
"#,
)]);
nu!(
output,
cwd("tests/fixtures/nuplayground/filter_from_csv_test_2"),
"open los_tres_amigos.txt | from-csv --headerless | get Column3 | str --to-int | sum | echo $it"
);
assert_eq!(output, "3");
}
#[test]
fn can_convert_table_to_json_text_and_from_json_text_back_into_table() {
nu!(