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-rwxr-xr-xt/t0500-progress-display.sh378
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diff --git a/t/t0500-progress-display.sh b/t/t0500-progress-display.sh
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+#!/bin/sh
+
+test_description='progress display'
+
+TEST_PASSES_SANITIZE_LEAK=true
+. ./test-lib.sh
+
+show_cr () {
+ tr '\015' Q | sed -e "s/Q/<CR>\\$LF/g"
+}
+
+test_expect_success 'simple progress display' '
+ cat >expect <<-\EOF &&
+ Working hard: 1<CR>
+ Working hard: 2<CR>
+ Working hard: 5<CR>
+ Working hard: 5, done.
+ EOF
+
+ cat >in <<-\EOF &&
+ start 0
+ update
+ progress 1
+ update
+ progress 2
+ progress 3
+ progress 4
+ update
+ progress 5
+ stop
+ EOF
+ test-tool progress <in 2>stderr &&
+
+ show_cr <stderr >out &&
+ test_cmp expect out
+'
+
+test_expect_success 'progress display with total' '
+ cat >expect <<-\EOF &&
+ Working hard: 33% (1/3)<CR>
+ Working hard: 66% (2/3)<CR>
+ Working hard: 100% (3/3)<CR>
+ Working hard: 100% (3/3), done.
+ EOF
+
+ cat >in <<-\EOF &&
+ start 3
+ progress 1
+ progress 2
+ progress 3
+ stop
+ EOF
+ test-tool progress <in 2>stderr &&
+
+ show_cr <stderr >out &&
+ test_cmp expect out
+'
+
+test_expect_success 'progress display breaks long lines #1' '
+ sed -e "s/Z$//" >expect <<\EOF &&
+Working hard.......2.........3.........4.........5.........6: 0% (100/100000)<CR>
+Working hard.......2.........3.........4.........5.........6: 1% (1000/100000)<CR>
+Working hard.......2.........3.........4.........5.........6: Z
+ 10% (10000/100000)<CR>
+ 100% (100000/100000)<CR>
+ 100% (100000/100000), done.
+EOF
+
+ cat >in <<-\EOF &&
+ start 100000 Working hard.......2.........3.........4.........5.........6
+ progress 100
+ progress 1000
+ progress 10000
+ progress 100000
+ stop
+ EOF
+ test-tool progress <in 2>stderr &&
+
+ show_cr <stderr >out &&
+ test_cmp expect out
+'
+
+test_expect_success 'progress display breaks long lines #2' '
+ # Note: we do not need that many spaces after the title to cover up
+ # the last line before breaking the progress line.
+ sed -e "s/Z$//" >expect <<\EOF &&
+Working hard.......2.........3.........4.........5.........6: 0% (1/100000)<CR>
+Working hard.......2.........3.........4.........5.........6: 0% (2/100000)<CR>
+Working hard.......2.........3.........4.........5.........6: Z
+ 10% (10000/100000)<CR>
+ 100% (100000/100000)<CR>
+ 100% (100000/100000), done.
+EOF
+
+ cat >in <<-\EOF &&
+ start 100000 Working hard.......2.........3.........4.........5.........6
+ update
+ progress 1
+ update
+ progress 2
+ progress 10000
+ progress 100000
+ stop
+ EOF
+ test-tool progress <in 2>stderr &&
+
+ show_cr <stderr >out &&
+ test_cmp expect out
+'
+
+test_expect_success 'progress display breaks long lines #3 - even the first is too long' '
+ # Note: we do not actually need any spaces at the end of the title
+ # line, because there is no previous progress line to cover up.
+ sed -e "s/Z$//" >expect <<\EOF &&
+Working hard.......2.........3.........4.........5.........6: Z
+ 25% (25000/100000)<CR>
+ 50% (50000/100000)<CR>
+ 75% (75000/100000)<CR>
+ 100% (100000/100000)<CR>
+ 100% (100000/100000), done.
+EOF
+
+ cat >in <<-\EOF &&
+ start 100000 Working hard.......2.........3.........4.........5.........6
+ progress 25000
+ progress 50000
+ progress 75000
+ progress 100000
+ stop
+ EOF
+ test-tool progress <in 2>stderr &&
+
+ show_cr <stderr >out &&
+ test_cmp expect out
+'
+
+test_expect_success 'progress display breaks long lines #4 - title line matches terminal width' '
+ cat >expect <<\EOF &&
+Working hard.......2.........3.........4.........5.........6.........7.........:
+ 25% (25000/100000)<CR>
+ 50% (50000/100000)<CR>
+ 75% (75000/100000)<CR>
+ 100% (100000/100000)<CR>
+ 100% (100000/100000), done.
+EOF
+
+ cat >in <<-\EOF &&
+ start 100000 Working hard.......2.........3.........4.........5.........6.........7.........
+ progress 25000
+ progress 50000
+ progress 75000
+ progress 100000
+ stop
+ EOF
+ test-tool progress <in 2>stderr &&
+
+ show_cr <stderr >out &&
+ test_cmp expect out
+'
+
+# Progress counter goes backwards, this should not happen in practice.
+test_expect_success 'progress shortens - crazy caller' '
+ cat >expect <<-\EOF &&
+ Working hard: 10% (100/1000)<CR>
+ Working hard: 20% (200/1000)<CR>
+ Working hard: 0% (1/1000) <CR>
+ Working hard: 100% (1000/1000)<CR>
+ Working hard: 100% (1000/1000), done.
+ EOF
+
+ cat >in <<-\EOF &&
+ start 1000
+ progress 100
+ progress 200
+ progress 1
+ progress 1000
+ stop
+ EOF
+ test-tool progress <in 2>stderr &&
+
+ show_cr <stderr >out &&
+ test_cmp expect out
+'
+
+test_expect_success 'progress display with throughput' '
+ cat >expect <<-\EOF &&
+ Working hard: 10<CR>
+ Working hard: 20, 200.00 KiB | 100.00 KiB/s<CR>
+ Working hard: 30, 300.00 KiB | 100.00 KiB/s<CR>
+ Working hard: 40, 400.00 KiB | 100.00 KiB/s<CR>
+ Working hard: 40, 400.00 KiB | 100.00 KiB/s, done.
+ EOF
+
+ cat >in <<-\EOF &&
+ start 0
+ throughput 102400 1000
+ update
+ progress 10
+ throughput 204800 2000
+ update
+ progress 20
+ throughput 307200 3000
+ update
+ progress 30
+ throughput 409600 4000
+ update
+ progress 40
+ stop
+ EOF
+ test-tool progress <in 2>stderr &&
+
+ show_cr <stderr >out &&
+ test_cmp expect out
+'
+
+test_expect_success 'progress display with throughput and total' '
+ cat >expect <<-\EOF &&
+ Working hard: 25% (10/40)<CR>
+ Working hard: 50% (20/40), 200.00 KiB | 100.00 KiB/s<CR>
+ Working hard: 75% (30/40), 300.00 KiB | 100.00 KiB/s<CR>
+ Working hard: 100% (40/40), 400.00 KiB | 100.00 KiB/s<CR>
+ Working hard: 100% (40/40), 400.00 KiB | 100.00 KiB/s, done.
+ EOF
+
+ cat >in <<-\EOF &&
+ start 40
+ throughput 102400 1000
+ progress 10
+ throughput 204800 2000
+ progress 20
+ throughput 307200 3000
+ progress 30
+ throughput 409600 4000
+ progress 40
+ stop
+ EOF
+ test-tool progress <in 2>stderr &&
+
+ show_cr <stderr >out &&
+ test_cmp expect out
+'
+
+test_expect_success 'cover up after throughput shortens' '
+ cat >expect <<-\EOF &&
+ Working hard: 1<CR>
+ Working hard: 2, 800.00 KiB | 400.00 KiB/s<CR>
+ Working hard: 3, 1.17 MiB | 400.00 KiB/s <CR>
+ Working hard: 4, 1.56 MiB | 400.00 KiB/s<CR>
+ Working hard: 4, 1.56 MiB | 400.00 KiB/s, done.
+ EOF
+
+ cat >in <<-\EOF &&
+ start 0
+ throughput 409600 1000
+ update
+ progress 1
+ throughput 819200 2000
+ update
+ progress 2
+ throughput 1228800 3000
+ update
+ progress 3
+ throughput 1638400 4000
+ update
+ progress 4
+ stop
+ EOF
+ test-tool progress <in 2>stderr &&
+
+ show_cr <stderr >out &&
+ test_cmp expect out
+'
+
+test_expect_success 'cover up after throughput shortens a lot' '
+ cat >expect <<-\EOF &&
+ Working hard: 1<CR>
+ Working hard: 2, 1000.00 KiB | 1000.00 KiB/s<CR>
+ Working hard: 3, 3.00 MiB | 1.50 MiB/s <CR>
+ Working hard: 3, 3.00 MiB | 1024.00 KiB/s, done.
+ EOF
+
+ cat >in <<-\EOF &&
+ start 0
+ throughput 1 1000
+ update
+ progress 1
+ throughput 1024000 2000
+ update
+ progress 2
+ throughput 3145728 3000
+ update
+ progress 3
+ stop
+ EOF
+ test-tool progress <in 2>stderr &&
+
+ show_cr <stderr >out &&
+ test_cmp expect out
+'
+
+test_expect_success 'progress generates traces' '
+ cat >in <<-\EOF &&
+ start 40
+ throughput 102400 1000
+ update
+ progress 10
+ throughput 204800 2000
+ update
+ progress 20
+ throughput 307200 3000
+ update
+ progress 30
+ throughput 409600 4000
+ update
+ progress 40
+ stop
+ EOF
+
+ GIT_TRACE2_EVENT="$(pwd)/trace.event" test-tool progress \
+ <in 2>stderr &&
+
+ # t0212/parse_events.perl intentionally omits regions and data.
+ test_region progress "Working hard" trace.event &&
+ grep "\"key\":\"total_objects\",\"value\":\"40\"" trace.event &&
+ grep "\"key\":\"total_bytes\",\"value\":\"409600\"" trace.event
+'
+
+test_expect_success 'progress generates traces: stop / start' '
+ cat >in <<-\EOF &&
+ start 0
+ stop
+ EOF
+
+ GIT_TRACE2_EVENT="$PWD/trace-startstop.event" test-tool progress \
+ <in 2>stderr &&
+ test_region progress "Working hard" trace-startstop.event
+'
+
+test_expect_success 'progress generates traces: start without stop' '
+ cat >in <<-\EOF &&
+ start 0
+ EOF
+
+ GIT_TRACE2_EVENT="$PWD/trace-start.event" \
+ LSAN_OPTIONS=detect_leaks=0 \
+ test-tool progress \
+ <in 2>stderr &&
+ grep region_enter.*progress trace-start.event &&
+ ! grep region_leave.*progress trace-start.event
+'
+
+test_expect_success 'progress generates traces: stop without start' '
+ cat >in <<-\EOF &&
+ stop
+ EOF
+
+ GIT_TRACE2_EVENT="$PWD/trace-stop.event" test-tool progress \
+ <in 2>stderr &&
+ ! grep region_enter.*progress trace-stop.event &&
+ ! grep region_leave.*progress trace-stop.event
+'
+
+test_expect_success 'progress generates traces: start with active progress bar (no stops)' '
+ cat >in <<-\EOF &&
+ start 0 One
+ start 0 Two
+ EOF
+
+ GIT_TRACE2_EVENT="$PWD/trace-2start.event" \
+ LSAN_OPTIONS=detect_leaks=0 \
+ test-tool progress \
+ <in 2>stderr &&
+ grep region_enter.*progress.*One trace-2start.event &&
+ grep region_enter.*progress.*Two trace-2start.event &&
+ ! grep region_leave trace-2start.event
+'
+
+test_done