Add further scrollback option for longer terminal history

2026-04-27 13:18:27 +10:00
parent 9f6e607e78
commit 507d77a0de
19 changed files with 349 additions and 32 deletions
--- a/CommandNotch/CommandNotchTests/TerminalScrollbackEstimatorTests.swift
+++ b/CommandNotch/CommandNotchTests/TerminalScrollbackEstimatorTests.swift
@@ -0,0 +1,34 @@
+import XCTest
+@testable import CommandNotch
+
+final class TerminalScrollbackEstimatorTests: XCTestCase {
+    func testEstimateIncreasesAsScrollbackGrows() {
+        let small = TerminalScrollbackEstimator.estimate(
+            scrollbackLines: 5_000,
+            fontSize: 13,
+            openWidth: 640,
+            openHeight: 350
+        )
+        let large = TerminalScrollbackEstimator.estimate(
+            scrollbackLines: 100_000,
+            fontSize: 13,
+            openWidth: 640,
+            openHeight: 350
+        )
+
+        XCTAssertGreaterThan(large.bytes, small.bytes)
+        XCTAssertGreaterThan(large.columns, 0)
+        XCTAssertGreaterThan(large.rows, 0)
+    }
+
+    func testEstimateClampsNegativeScrollbackToZero() {
+        let estimate = TerminalScrollbackEstimator.estimate(
+            scrollbackLines: -1_000,
+            fontSize: 13,
+            openWidth: 640,
+            openHeight: 350
+        )
+
+        XCTAssertGreaterThan(estimate.bytes, 0)
+    }
+}