WIP: parser toolbox list comand

src/toolbx/mod.rs

@@ -0,0 +1,168 @@
+use std::{iter::zip, process::Command, sync::Arc, fmt::Result, string::ParseError};
+
+#[derive(Debug, PartialEq)]
+pub struct ToolbxContainer {
+    id: String,
+    name: String,
+    created: String,
+    status: String,
+    image: String,
+}
+
+impl ToolbxContainer {
+    pub fn get_toolboxes() -> Vec<ToolbxContainer> {
+        let output = run_cmd_toolbx_list_containers();
+        println!("{}", output);
+        parse_cmd_list_containers(output.as_str())
+    }
+}
+
+pub fn run_cmd_toolbx_list_containers() -> String {
+    let output = Command::new("toolbox")
+        .arg("list")
+        .arg("--containers")
+        .output()
+        .expect("Failed to execute command");
+
+    String::from_utf8_lossy(&output.stdout).to_string()
+}
+
+#[test]
+fn test_cmd_list_containers() {
+    // This requires toolbx to be installed
+    let toolbox_cmd_container_header =
+        "CONTAINER ID  CONTAINER NAME     CREATED       STATUS      IMAGE NAME";
+    assert!(run_cmd_toolbx_list_containers().starts_with(toolbox_cmd_container_header));
+}
+
+fn tokenize_line_list_containers(line: &str) -> Vec<String> {
+    let mut tokens = Vec::<String>::new();
+    let mut current_token = Vec::<char>::new();
+
+    let mut whitespace_section = false;
+
+    let mut iter = line.chars().peekable();
+    while let Some(&c) = iter.peek() {
+        match (whitespace_section, c) {
+            (false, ' ') => {
+                iter.next();
+                if Some(' ') == iter.peek().map(|x| x.clone()) {
+                    whitespace_section = true;
+                } else {
+                    current_token.push(c);
+                }
+            }
+            (true, ' ') => {
+                iter.next();
+            }
+            (true, c) => {
+                whitespace_section = false;
+                tokens.push(current_token.into_iter().collect());
+                current_token = Vec::new();
+                current_token.push(c);
+                iter.next();
+            }
+            (false, c) => {
+                current_token.push(c);
+                iter.next();
+            }
+        }
+    }
+    tokens.push(current_token.into_iter().collect());
+
+    tokens
+}
+
+#[test]
+fn test_tokenize_line_list_containers() {
+    let toolbox_cmd_container_header = 
+        "ae05203091ab  rust               4 months ago  running     registry.fedoraproject.org/fedora-toolbox:35";
+
+    let target = vec![
+        "ae05203091ab",
+        "rust",
+        "4 months ago",
+        "running",
+        "registry.fedoraproject.org/fedora-toolbox:35",
+    ];
+    let result = tokenize_line_list_containers(toolbox_cmd_container_header);
+    assert_eq!(target, result);
+}
+
+fn parse_line_list_containers(line: &str) -> ToolbxContainer {
+    let tokens = tokenize_line_list_containers(line);
+    if tokens.len() != 5 {
+        panic! {"Expected 5 tokens found {} in {:?}",  tokens.len(), tokens};
+    }
+    ToolbxContainer {
+        id: tokens[0].clone(),
+        name: tokens[1].clone(),
+        created: tokens[2].clone(),
+        status: tokens[3].clone(),
+        image: tokens[4].clone(),
+    }
+}
+
+#[test]
+fn test_parse_line_list_containers() {
+    let toolbox_cmd_container_header = 
+        "ae05203091ab  rust               4 months ago  running     registry.fedoraproject.org/fedora-toolbox:35";
+
+    let target = ToolbxContainer {
+        id: "ae05203091ab".to_string(),
+        name: "rust".to_string(),
+        created: "4 months ago".to_string(),
+        status: "running".to_string(),
+        image: "registry.fedoraproject.org/fedora-toolbox:35".to_string(),
+    };
+    let result = parse_line_list_containers(toolbox_cmd_container_header);
+    assert_eq!(target, result);
+}
+
+fn parse_cmd_list_containers(output: &str) -> Vec<ToolbxContainer> {
+    let lines = output.trim().split("\n").skip(1);
+    println!("{:?}", lines);
+    lines.map(parse_line_list_containers).collect()
+}
+
+#[test]
+fn test_parse_cmd_list_containers() {
+    // This requires toolbx to be installed
+    let toolbox_cmd_container_header = concat!(
+        "CONTAINER ID  CONTAINER NAME     CREATED       STATUS      IMAGE NAME\n",
+        "cee1002b5f0b  fedora-toolbox-35  2 months ago  exited      registry.fedoraproject.org/fedora-toolbox:35\n",
+        "9b611313bf65  latex              4 months ago  configured  registry.fedoraproject.org/fedora-toolbox:35\n",
+        "ae05203091ab  rust               4 months ago  running     registry.fedoraproject.org/fedora-toolbox:35\n"
+    );
+
+    let desired_result = vec![
+        ToolbxContainer {
+            id: "cee1002b5f0b".to_string(),
+            name: "fedora-toolbox-35".to_string(),
+            created: "2 months ago".to_string(),
+            status: "exited".to_string(),
+            image: "registry.fedoraproject.org/fedora-toolbox:35".to_string(),
+        },
+        ToolbxContainer {
+            id: "9b611313bf65".to_string(),
+            name: "latex".to_string(),
+            created: "4 months ago".to_string(),
+            status: "configured".to_string(),
+            image: "registry.fedoraproject.org/fedora-toolbox:35".to_string(),
+        },
+        ToolbxContainer {
+            id: "ae05203091ab".to_string(),
+            name: "rust".to_string(),
+            created: "4 months ago".to_string(),
+            status: "running".to_string(),
+            image: "registry.fedoraproject.org/fedora-toolbox:35".to_string(),
+        },
+    ];
+
+    for (result, desired) in zip(
+        parse_cmd_list_containers(toolbox_cmd_container_header).iter(),
+        desired_result.iter(),
+    ) {
+        assert_eq!(result, desired)
+    }
+}