After commit c018f5fd29 Fenrir is being switched over to go. If you do not want to be part of the testing process, please switch to master.

internal/progress/patterns_test.go

@@ -0,0 +1,79 @@
+// Fenrir console screen reader.
+// Copyright (c) 2026 Storm Dragon
+// SPDX-License-Identifier: GPL-3.0-or-later
+//
+// This program is free software: you can redistribute it and/or modify it
+// under the terms of the GNU General Public License as published by the Free
+// Software Foundation, either version 3 of the License, or (at your option)
+// any later version.
+//
+// This program is distributed in the hope that it will be useful, but WITHOUT
+// ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+// FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
+// more details.
+//
+// You should have received a copy of the GNU General Public License along with
+// this program. If not, see <https://www.gnu.org/licenses/gpl-3.0.html>.
+
+package progress
+
+import (
+	"math"
+	"strings"
+	"testing"
+	"time"
+)
+
+func TestPythonProgressFormats(t *testing.T) {
+	for _, testCase := range []struct {
+		text       string
+		percentage float64
+		interval   time.Duration
+	}{
+		{"Downloading 0%", 0, 0}, {"Downloading 25.5%", 25.5, 0}, {"100%", 100, 0},
+		{"15/100", 15, 0}, {"3 of 10", 30, 0}, {"[####    ]", 50, 0}, {"[====>     ]", 50, 0}, {"|█████     |", 50, 0}, {"[▌   ]", 12.5, 0},
+		{" 50 100M 50 50M 0 0 10M 0 0:00:10 0:00:05 0:00:05 10M", 50, 0},
+		{"frame= 10 fps=25 size=100kB time=00:00:03.50 bitrate=200kbits/s speed=1.0x", 50, 2 * time.Second},
+		{"remaining: 12s", 50, 2 * time.Second}, {"generating 20 tokens", 50, 2 * time.Second},
+		{"1024 bytes copied, 1 s, 1 kB/s", 50, 2 * time.Second}, {"2.5 MiB 1.2 MiB/s 00:02", 50, 2 * time.Second},
+		{"Loading...", 50, 2 * time.Second}, {"⠋ preparing", 50, time.Second}, {"🌒 working", 50, time.Second}, {"◑", 50, time.Second},
+		{"✻ Generating answer… (esc to interrupt)", 50, time.Second}, {"Working (ctrl+c to interrupt)", 50, time.Second},
+		{"• Checking files…", 50, time.Second}, {"◦ Working on files", 50, time.Second},
+		{"🔄 Thinking 3s", 50, 1500 * time.Millisecond}, {"🔄 Thinking 23s", 50, 2 * time.Second},
+		{"● Task Running job", 50, 1500 * time.Millisecond},
+	} {
+		t.Run(testCase.text, func(t *testing.T) {
+			got, ok := Detect(testCase.text)
+			if !ok || math.Abs(got.Percentage-testCase.percentage) > 0.001 || got.Interval != testCase.interval {
+				t.Fatalf("got %+v, %v", got, ok)
+			}
+		})
+	}
+}
+
+func TestFalsePositives(t *testing.T) {
+	for _, text := range []string{
+		"https://example.invalid/50%", "www.example.invalid/3/10", "humidity 50%", "CPU usage 70%", "weather 30%",
+		"-1%", "1000%", "1.2.50%", "Page 3 of 10", "chapter 1/5", "10/25/2026", "5/0", "20/10", "1/1001",
+		"[#channel]", "[item]", "[*]", "[--]", "10 20 30 40 50 60", "Speed", "normal text", "frame=10 fps=25 size=20",
+		"150 100M 150 150M 0 0 10M 0 0:00:10 0:00:05 0:00:05 10M",
+		"50 100M 30 30M 0 0 10M 0 0:00:10 0:00:05 0:00:05 10M",
+	} {
+		if got, ok := Detect(text); ok {
+			t.Errorf("false positive %q: %+v", text, got)
+		}
+	}
+}
+
+func TestExplicitRows(t *testing.T) {
+	for _, text := range []string{"package 50% [####    ]", "package 50% |####    |", "package 50% 2 MiB/s", "frame=10 time=00:01:20 fps=25"} {
+		if !explicit(strings.Repeat("long-name", 30) + " " + text) {
+			t.Error(text)
+		}
+	}
+	for _, text := range []string{"50%", "Speed", "https://example.invalid 50% [####    ]", "normal table 1 2 3"} {
+		if explicit(text) {
+			t.Error(text)
+		}
+	}
+}