Initial project import

tools/v/vlib/os/command_test.v

@@ -0,0 +1,32 @@
+import os
+
+fn test_command() {
+	if os.user_os() == 'windows' {
+		eprintln('>>> skipping command test on windows')
+		return
+	}
+
+	mut cmd := os.start_new_command('ls')!
+	for !cmd.eof {
+		line := cmd.read_line()
+		if line == '' {
+			continue
+		}
+		dump(line)
+	}
+	cmd.close()!
+	assert cmd.exit_code == 0
+
+	eprintln('-------------------------')
+	// This will return a non 0 code
+	mut cmd_to_fail := os.start_new_command('ls -M')!
+	for !cmd_to_fail.eof {
+		line := cmd_to_fail.read_line()
+		if line == '' {
+			continue
+		}
+		dump(line)
+	}
+	cmd_to_fail.close()!
+	assert cmd_to_fail.exit_code != 0 // 2 on linux, 1 on macos
+}