1 files changed, 84 insertions, 0 deletions
diff --git a/src/options/config/process_columns.rs b/src/options/config/process_columns.rs
new file mode 100644
index 00000000..504faaf3
--- /dev/null
+++ b/src/options/config/process_columns.rs
@@ -0,0 +1,84 @@
+use serde::Deserialize;
+
+use crate::widgets::ProcWidgetColumn;
+
+/// Process column settings.
+#[derive(Clone, Debug, Default, Deserialize)]
+pub struct ProcessConfig {
+    pub columns: Option<Vec<ProcWidgetColumn>>,
+}
+
+#[cfg(test)]
+mod test {
+    use super::ProcessConfig;
+    use crate::widgets::ProcWidgetColumn;
+
+    #[test]
+    fn empty_column_setting() {
+        let config = "";
+        let generated: ProcessConfig = toml_edit::de::from_str(config).unwrap();
+        assert!(generated.columns.is_none());
+    }
+
+    #[test]
+    fn process_column_settings() {
+        let config = r#"
+            columns = ["CPU%", "PiD", "user", "MEM", "Tread", "T.Write", "Rps", "W/s", "tiMe", "USER", "state"]
+        "#;
+
+        let generated: ProcessConfig = toml_edit::de::from_str(config).unwrap();
+        assert_eq!(
+            generated.columns,
+            Some(vec![
+                ProcWidgetColumn::Cpu,
+                ProcWidgetColumn::PidOrCount,
+                ProcWidgetColumn::User,
+                ProcWidgetColumn::Mem,
+                ProcWidgetColumn::TotalRead,
+                ProcWidgetColumn::TotalWrite,
+                ProcWidgetColumn::ReadPerSecond,
+                ProcWidgetColumn::WritePerSecond,
+                ProcWidgetColumn::Time,
+                ProcWidgetColumn::User,
+                ProcWidgetColumn::State,
+            ]),
+        );
+    }
+
+    #[test]
+    fn process_column_settings_2() {
+        let config = r#"columns = ["MEM", "TWrite", "Cpuz", "read", "wps"]"#;
+        toml_edit::de::from_str::<ProcessConfig>(config).expect_err("Should error out!");
+    }
+
+    #[test]
+    fn process_column_settings_3() {
+        let config = r#"columns = ["Twrite", "T.Write"]"#;
+        let generated: ProcessConfig = toml_edit::de::from_str(config).unwrap();
+        assert_eq!(
+            generated.columns,
+            Some(vec![ProcWidgetColumn::TotalWrite; 2])
+        );
+
+        let config = r#"columns = ["Tread", "T.read"]"#;
+        let generated: ProcessConfig = toml_edit::de::from_str(config).unwrap();
+        assert_eq!(
+            generated.columns,
+            Some(vec![ProcWidgetColumn::TotalRead; 2])
+        );
+
+        let config = r#"columns = ["read", "rps", "r/s"]"#;
+        let generated: ProcessConfig = toml_edit::de::from_str(config).unwrap();
+        assert_eq!(
+            generated.columns,
+            Some(vec![ProcWidgetColumn::ReadPerSecond; 3])
+        );
+
+        let config = r#"columns = ["write", "wps", "w/s"]"#;
+        let generated: ProcessConfig = toml_edit::de::from_str(config).unwrap();
+        assert_eq!(
+            generated.columns,
+            Some(vec![ProcWidgetColumn::WritePerSecond; 3])
+        );
+    }
+}