56 lines
1.8 KiB
Elixir
56 lines
1.8 KiB
Elixir
defmodule BDS.ProgressReporterTest do
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use ExUnit.Case, async: true
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alias BDS.ProgressReporter
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test "extracts only two-arity progress callbacks" do
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callback = fn _progress, _message -> :ok end
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assert ProgressReporter.callback(on_progress: callback) == callback
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assert ProgressReporter.callback(on_progress: fn _progress -> :ok end) == nil
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assert ProgressReporter.callback([]) == nil
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end
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test "reports rebuild start and progress messages" do
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parent = self()
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callback = fn progress, message -> send(parent, {progress, message}) end
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assert ProgressReporter.report_rebuild_started(callback, 3, "post files") == :ok
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assert ProgressReporter.report_rebuild_progress(callback, 2, 4, "post files") == :ok
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assert_received {0.05, "Rebuilding post files (0/3)"}
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assert_received {0.525, "Rebuilding post files (2/4)"}
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end
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test "reports empty rebuilds as complete" do
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parent = self()
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callback = fn progress, message -> send(parent, {progress, message}) end
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assert ProgressReporter.report_rebuild_started(callback, 0, "media files") == :ok
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assert_received {1.0, "No media files found"}
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end
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test "ignores nil callbacks and zero totals" do
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assert ProgressReporter.report_rebuild_started(nil, 3, "post files") == :ok
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assert ProgressReporter.report_rebuild_progress(nil, 1, 3, "post files") == :ok
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assert ProgressReporter.report_rebuild_progress(
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fn _, _ -> flunk("should not call") end,
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1,
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0,
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"post files"
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) == :ok
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end
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test "scales nested progress reporters" do
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parent = self()
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callback = fn progress, message -> send(parent, {progress, message}) end
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scaled = ProgressReporter.scaled(callback, 0.25, 0.75)
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scaled.(0.5, "Halfway")
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assert_received {0.5, "Halfway"}
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end
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end
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