tests/ls: Add testcase for error paths with width option

siebenHeaven · siebenHeaven · commit b4af0d02d519 · 2021-04-18T16:59:23.000+05:30
diff --git a/tests/by-util/test_ls.rs b/tests/by-util/test_ls.rs
@@ -103,6 +103,14 @@ fn test_ls_width() {
             .succeeds()
             .stdout_only("test-width-1\ntest-width-2\ntest-width-3\ntest-width-4\n");
     }
+
+    for option in &["-w 1a", "-w=1a", "--width=1a", "--width 1a"] {
+        scene
+            .ucmd()
+            .args(&option.split(" ").collect::<Vec<_>>())
+            .fails()
+            .stderr_only("ls: error: invalid line width: ‘1a’");
+    }
 }
 
 #[test]

Original file line number	Diff line number	Diff line change
`@@ -103,6 +103,14 @@ fn test_ls_width() {`
`103`	`103`	`.succeeds()`
`104`	`104`	`.stdout_only("test-width-1\ntest-width-2\ntest-width-3\ntest-width-4\n");`
`105`	`105`	`}`
	`106`	`+`
	`107`	`+ for option in &["-w 1a", "-w=1a", "--width=1a", "--width 1a"] {`
	`108`	`+ scene`
	`109`	`+ .ucmd()`
	`110`	`+ .args(&option.split(" ").collect::<Vec<_>>())`
	`111`	`+ .fails()`
	`112`	`+ .stderr_only("ls: error: invalid line width: ‘1a’");`
	`113`	`+ }`
`106`	`114`	`}`
`107`	`115`
`108`	`116`	`#[test]`