Wire topbar tab history navigation

crates/ely_browser_core/tests/tab_navigation.rs

@@ -0,0 +1,53 @@
+use std::error::Error;
+
+use ely_browser_core::{BrowserCore, InitialBrowserConfig};
+use ely_domain::UrlText;
+
+#[test]
+fn active_tab_tracks_back_and_forward_navigation() -> Result<(), Box<dyn Error>> {
+    let mut core = BrowserCore::new(InitialBrowserConfig::ely_defaults()?)?;
+
+    core.navigate_active_tab(UrlText::parse("https://example.com/a")?)?;
+    core.navigate_active_tab(UrlText::parse("https://example.com/b")?)?;
+    assert!(core.active_tab()?.can_navigate_back());
+    assert!(!core.active_tab()?.can_navigate_forward());
+
+    assert!(core.navigate_active_tab_back()?);
+    assert_eq!(core.active_tab()?.url().as_str(), "https://example.com/a");
+    assert!(core.active_tab()?.can_navigate_back());
+    assert!(core.active_tab()?.can_navigate_forward());
+
+    assert!(core.navigate_active_tab_forward()?);
+    assert_eq!(core.active_tab()?.url().as_str(), "https://example.com/b");
+    assert!(core.active_tab()?.can_navigate_back());
+    assert!(!core.active_tab()?.can_navigate_forward());
+    Ok(())
+}
+
+#[test]
+fn new_navigation_clears_forward_stack() -> Result<(), Box<dyn Error>> {
+    let mut core = BrowserCore::new(InitialBrowserConfig::ely_defaults()?)?;
+
+    core.navigate_active_tab(UrlText::parse("https://example.com/a")?)?;
+    core.navigate_active_tab(UrlText::parse("https://example.com/b")?)?;
+    assert!(core.navigate_active_tab_back()?);
+
+    core.navigate_active_tab(UrlText::parse("https://example.com/c")?)?;
+
+    assert_eq!(core.active_tab()?.url().as_str(), "https://example.com/c");
+    assert!(core.active_tab()?.can_navigate_back());
+    assert!(!core.active_tab()?.can_navigate_forward());
+    Ok(())
+}
+
+#[test]
+fn empty_history_navigation_keeps_active_url() -> Result<(), Box<dyn Error>> {
+    let mut core = BrowserCore::new(InitialBrowserConfig::ely_defaults()?)?;
+    let url = core.active_tab()?.url().clone();
+
+    assert!(!core.navigate_active_tab_back()?);
+    assert!(!core.navigate_active_tab_forward()?);
+
+    assert_eq!(core.active_tab()?.url(), &url);
+    Ok(())
+}