Split split command to sub commands.

crates/nu-cli/tests/commands/split_column.rs

@@ -1,20 +1,30 @@
+use nu_test_support::fs::Stub::FileWithContentToBeTrimmed;
+use nu_test_support::playground::Playground;
 use nu_test_support::{nu, pipeline};
 
 #[test]
-fn by_column() {
-    let actual = nu!(
-        cwd: "tests/fixtures/formats", pipeline(
-        r#"
-            open cargo_sample.toml --raw
-            | lines
-            | skip 1
-            | first 1
-            | split-column "="
-            | get Column1
-            | trim
-            | echo $it
-        "#
-    ));
+fn to_column() {
+    Playground::setup("split_column_test_1", |dirs, sandbox| {
+        sandbox.with_files(vec![FileWithContentToBeTrimmed(
+            "sample.txt",
+            r#"
+                importer,shipper,tariff_item,name,origin
+            "#,
+        )]);
 
-    assert_eq!(actual.out, "name");
+        let actual = nu!(
+            cwd: dirs.test(), pipeline(
+            r#"
+                open sample.txt
+                | lines
+                | trim
+                | split column ","
+                | pivot
+                | nth 1
+                | echo $it
+            "#
+        ));
+
+        assert!(actual.out.contains("shipper"));
+    })
 }