revamp /status (#4196)

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src="https://github.com/user-attachments/assets/bbc0eec0-e40b-45e7-bcd0-a997f8eeffa2"
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codex-rs/tui/src/status/tests.rs

@@ -0,0 +1,183 @@
+use super::new_status_output;
+use super::rate_limit_snapshot_display;
+use crate::history_cell::HistoryCell;
+use chrono::TimeZone;
+use codex_core::config::Config;
+use codex_core::config::ConfigOverrides;
+use codex_core::config::ConfigToml;
+use codex_core::protocol::RateLimitSnapshot;
+use codex_core::protocol::RateLimitWindow;
+use codex_core::protocol::SandboxPolicy;
+use codex_core::protocol::TokenUsage;
+use codex_protocol::config_types::ReasoningEffort;
+use codex_protocol::config_types::ReasoningSummary;
+use insta::assert_snapshot;
+use ratatui::prelude::*;
+use std::path::PathBuf;
+use tempfile::TempDir;
+
+fn test_config(temp_home: &TempDir) -> Config {
+    Config::load_from_base_config_with_overrides(
+        ConfigToml::default(),
+        ConfigOverrides::default(),
+        temp_home.path().to_path_buf(),
+    )
+    .expect("load config")
+}
+
+fn render_lines(lines: &[Line<'static>]) -> Vec<String> {
+    lines
+        .iter()
+        .map(|line| {
+            line.spans
+                .iter()
+                .map(|span| span.content.as_ref())
+                .collect::<String>()
+        })
+        .collect()
+}
+
+fn sanitize_directory(lines: Vec<String>) -> Vec<String> {
+    lines
+        .into_iter()
+        .map(|line| {
+            if let (Some(dir_pos), Some(pipe_idx)) = (line.find("Directory: "), line.rfind('│')) {
+                let prefix = &line[..dir_pos + "Directory: ".len()];
+                let suffix = &line[pipe_idx..];
+                let content_width = pipe_idx.saturating_sub(dir_pos + "Directory: ".len());
+                let replacement = "[[workspace]]";
+                let mut rebuilt = prefix.to_string();
+                rebuilt.push_str(replacement);
+                if content_width > replacement.len() {
+                    rebuilt.push_str(&" ".repeat(content_width - replacement.len()));
+                }
+                rebuilt.push_str(suffix);
+                rebuilt
+            } else {
+                line
+            }
+        })
+        .collect()
+}
+
+#[test]
+fn status_snapshot_includes_reasoning_details() {
+    let temp_home = TempDir::new().expect("temp home");
+    let mut config = test_config(&temp_home);
+    config.model = "gpt-5-codex".to_string();
+    config.model_provider_id = "openai".to_string();
+    config.model_reasoning_effort = Some(ReasoningEffort::High);
+    config.model_reasoning_summary = ReasoningSummary::Detailed;
+    config.sandbox_policy = SandboxPolicy::WorkspaceWrite {
+        writable_roots: Vec::new(),
+        network_access: false,
+        exclude_tmpdir_env_var: false,
+        exclude_slash_tmp: false,
+    };
+
+    config.cwd = PathBuf::from("/workspace/tests");
+
+    let usage = TokenUsage {
+        input_tokens: 1_200,
+        cached_input_tokens: 200,
+        output_tokens: 900,
+        reasoning_output_tokens: 150,
+        total_tokens: 2_250,
+    };
+
+    let snapshot = RateLimitSnapshot {
+        primary: Some(RateLimitWindow {
+            used_percent: 72.5,
+            window_minutes: Some(300),
+            resets_in_seconds: Some(600),
+        }),
+        secondary: Some(RateLimitWindow {
+            used_percent: 45.0,
+            window_minutes: Some(1_440),
+            resets_in_seconds: Some(1_200),
+        }),
+    };
+    let captured_at = chrono::Local
+        .with_ymd_and_hms(2024, 1, 2, 3, 4, 5)
+        .single()
+        .expect("timestamp");
+    let rate_display = rate_limit_snapshot_display(&snapshot, captured_at);
+
+    let composite = new_status_output(&config, &usage, &None, Some(&rate_display));
+    let mut rendered_lines = render_lines(&composite.display_lines(80));
+    if cfg!(windows) {
+        for line in &mut rendered_lines {
+            *line = line.replace('\\', "/");
+        }
+    }
+    let sanitized = sanitize_directory(rendered_lines).join("\n");
+    assert_snapshot!(sanitized);
+}
+
+#[test]
+fn status_card_token_usage_excludes_cached_tokens() {
+    let temp_home = TempDir::new().expect("temp home");
+    let mut config = test_config(&temp_home);
+    config.model = "gpt-5-codex".to_string();
+    config.cwd = PathBuf::from("/workspace/tests");
+
+    let usage = TokenUsage {
+        input_tokens: 1_200,
+        cached_input_tokens: 200,
+        output_tokens: 900,
+        reasoning_output_tokens: 0,
+        total_tokens: 2_100,
+    };
+
+    let composite = new_status_output(&config, &usage, &None, None);
+    let rendered = render_lines(&composite.display_lines(120));
+
+    assert!(
+        rendered.iter().all(|line| !line.contains("cached")),
+        "cached tokens should not be displayed, got: {rendered:?}"
+    );
+}
+
+#[test]
+fn status_snapshot_truncates_in_narrow_terminal() {
+    let temp_home = TempDir::new().expect("temp home");
+    let mut config = test_config(&temp_home);
+    config.model = "gpt-5-codex".to_string();
+    config.model_provider_id = "openai".to_string();
+    config.model_reasoning_effort = Some(ReasoningEffort::High);
+    config.model_reasoning_summary = ReasoningSummary::Detailed;
+    config.cwd = PathBuf::from("/workspace/tests");
+
+    let usage = TokenUsage {
+        input_tokens: 1_200,
+        cached_input_tokens: 200,
+        output_tokens: 900,
+        reasoning_output_tokens: 150,
+        total_tokens: 2_250,
+    };
+
+    let snapshot = RateLimitSnapshot {
+        primary: Some(RateLimitWindow {
+            used_percent: 72.5,
+            window_minutes: Some(300),
+            resets_in_seconds: Some(600),
+        }),
+        secondary: None,
+    };
+    let captured_at = chrono::Local
+        .with_ymd_and_hms(2024, 1, 2, 3, 4, 5)
+        .single()
+        .expect("timestamp");
+    let rate_display = rate_limit_snapshot_display(&snapshot, captured_at);
+
+    let composite = new_status_output(&config, &usage, &None, Some(&rate_display));
+    let mut rendered_lines = render_lines(&composite.display_lines(46));
+    if cfg!(windows) {
+        for line in &mut rendered_lines {
+            *line = line.replace('\\', "/");
+        }
+    }
+    let sanitized = sanitize_directory(rendered_lines).join("\n");
+
+    assert_snapshot!(sanitized);
+}