36 lines
1022 B
Go
36 lines
1022 B
Go
package iobufpool_test
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import (
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"testing"
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"github.com/jackc/pgx/v5/internal/iobufpool"
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"github.com/stretchr/testify/assert"
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)
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func TestGet(t *testing.T) {
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tests := []struct {
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requestedLen int
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expectedLen int
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}{
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{requestedLen: 0, expectedLen: 256},
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{requestedLen: 128, expectedLen: 256},
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{requestedLen: 255, expectedLen: 256},
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{requestedLen: 256, expectedLen: 256},
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{requestedLen: 257, expectedLen: 512},
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{requestedLen: 511, expectedLen: 512},
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{requestedLen: 512, expectedLen: 512},
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{requestedLen: 513, expectedLen: 1024},
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{requestedLen: 1023, expectedLen: 1024},
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{requestedLen: 1024, expectedLen: 1024},
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{requestedLen: 33554431, expectedLen: 33554432},
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{requestedLen: 33554432, expectedLen: 33554432},
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// Above 32 MiB skip the pool and allocate exactly the requested size.
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{requestedLen: 33554433, expectedLen: 33554433},
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}
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for _, tt := range tests {
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buf := iobufpool.Get(tt.requestedLen)
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assert.Equalf(t, tt.expectedLen, len(buf), "requestedLen: %d", tt.requestedLen)
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}
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}
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