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42 lines
1.3 KiB
Ruby
42 lines
1.3 KiB
Ruby
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# frozen_string_literal: true
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require "extralite"
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RSpec.describe ::Migrations::Database::PreparedStatementCache do
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let(:cache) { described_class.new(3) }
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def create_statement_double
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instance_double(Extralite::Query, close: nil)
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end
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it "should inherit behavior from LruRedux::Cache" do
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expect(described_class).to be < LruRedux::Cache
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end
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it "closes the statement when an old entry is removed" do
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cache["a"] = a_statement = create_statement_double
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cache["b"] = b_statement = create_statement_double
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cache["c"] = c_statement = create_statement_double
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# this should remove the oldest entry "a" from the cache and call #close on the statement
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cache["d"] = d_statement = create_statement_double
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expect(a_statement).to have_received(:close)
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expect(b_statement).not_to have_received(:close)
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expect(c_statement).not_to have_received(:close)
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expect(d_statement).not_to have_received(:close)
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end
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it "closes all statements when the cache is cleared" do
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cache["a"] = a_statement = create_statement_double
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cache["b"] = b_statement = create_statement_double
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cache["c"] = c_statement = create_statement_double
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cache.clear
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expect(a_statement).to have_received(:close)
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expect(b_statement).to have_received(:close)
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expect(c_statement).to have_received(:close)
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end
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end
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