91 lines
2.4 KiB
Elixir
91 lines
2.4 KiB
Elixir
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defmodule Ecto.Integration.AlterTest do
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use Ecto.Integration.Case, async: false
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alias Ecto.Integration.PoolRepo
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defmodule AlterMigrationOne do
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use Ecto.Migration
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def up do
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create table(:alter_col_type) do
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add :value, :integer
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end
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execute "INSERT INTO alter_col_type (value) VALUES (1)"
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end
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def down do
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drop table(:alter_col_type)
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end
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end
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defmodule AlterMigrationTwo do
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use Ecto.Migration
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def up do
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alter table(:alter_col_type) do
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modify :value, :numeric
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end
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end
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def down do
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alter table(:alter_col_type) do
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modify :value, :integer
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end
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end
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end
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import Ecto.Query, only: [from: 1, from: 2]
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defp run(direction, repo, module) do
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Ecto.Migration.Runner.run(repo, repo.config(), 1, module, :forward, direction, direction, log: false)
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end
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test "reset cache on returning query after alter column type" do
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values = from v in "alter_col_type", select: v.value
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assert :ok == run(:up, PoolRepo, AlterMigrationOne)
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assert PoolRepo.all(values) == [1]
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assert :ok == run(:up, PoolRepo, AlterMigrationTwo)
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[%Decimal{}] = PoolRepo.all(values)
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PoolRepo.transaction(fn() ->
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assert [%Decimal{}] = PoolRepo.all(values)
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assert :ok == run(:down, PoolRepo, AlterMigrationTwo)
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# Optionally fail once with database error when
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# already prepared on connection (and clear cache)
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try do
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PoolRepo.all(values, [mode: :savepoint])
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rescue
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_ ->
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assert PoolRepo.all(values) == [1]
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else
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result ->
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assert result == [1]
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end
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end)
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after
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assert :ok == run(:down, PoolRepo, AlterMigrationOne)
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end
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test "reset cache on parameterized query after alter column type" do
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values = from v in "alter_col_type"
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assert :ok == run(:up, PoolRepo, AlterMigrationOne)
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assert PoolRepo.update_all(values, [set: [value: 2]]) == {1, nil}
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assert :ok == run(:up, PoolRepo, AlterMigrationTwo)
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assert PoolRepo.update_all(values, [set: [value: 3]]) == {1, nil}
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PoolRepo.transaction(fn() ->
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assert PoolRepo.update_all(values, [set: [value: Decimal.new(5)]]) == {1, nil}
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assert :ok == run(:down, PoolRepo, AlterMigrationTwo)
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assert PoolRepo.update_all(values, [set: [value: 6]]) == {1, nil}
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end)
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after
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assert :ok == run(:down, PoolRepo, AlterMigrationOne)
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end
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end
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