110 lines
4.3 KiB
Go
110 lines
4.3 KiB
Go
package commands
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import (
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"testing"
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)
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func TestFromToBackwardBlockProviderWith1Chunk(t *testing.T) {
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// Mocks 1 chunk
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chunk1 := createBitmap(t, []uint64{1000, 1005, 1010})
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chunkLocator := newMockBackwardChunkLocator([][]byte{chunk1})
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fromBlockProvider := NewBackwardBlockProvider(chunkLocator, 0)
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toBlockProvider := NewBackwardBlockProvider(newMockBackwardChunkLocator([][]byte{}), 0)
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blockProvider := newCallFromToBlockProvider(true, fromBlockProvider, toBlockProvider)
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checkNext(t, blockProvider, 1010, true)
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checkNext(t, blockProvider, 1005, true)
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checkNext(t, blockProvider, 1000, false)
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}
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func TestFromToBackwardBlockProviderWith1ChunkMiddleBlock(t *testing.T) {
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// Mocks 1 chunk
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chunk1 := createBitmap(t, []uint64{1000, 1005, 1010})
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chunkLocator := newMockBackwardChunkLocator([][]byte{chunk1})
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fromBlockProvider := NewBackwardBlockProvider(chunkLocator, 1005)
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toBlockProvider := NewBackwardBlockProvider(newMockBackwardChunkLocator([][]byte{}), 0)
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blockProvider := newCallFromToBlockProvider(true, fromBlockProvider, toBlockProvider)
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checkNext(t, blockProvider, 1005, true)
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checkNext(t, blockProvider, 1000, false)
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}
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func TestFromToBackwardBlockProviderWith1ChunkNotExactBlock(t *testing.T) {
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// Mocks 1 chunk
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chunk1 := createBitmap(t, []uint64{1000, 1005, 1010})
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chunkLocator := newMockBackwardChunkLocator([][]byte{chunk1})
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fromBlockProvider := NewBackwardBlockProvider(chunkLocator, 1003)
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toBlockProvider := NewBackwardBlockProvider(newMockBackwardChunkLocator([][]byte{}), 0)
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blockProvider := newCallFromToBlockProvider(true, fromBlockProvider, toBlockProvider)
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checkNext(t, blockProvider, 1000, false)
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}
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func TestFromToBackwardBlockProviderWith1ChunkLastBlock(t *testing.T) {
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// Mocks 1 chunk
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chunk1 := createBitmap(t, []uint64{1000, 1005, 1010})
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chunkLocator := newMockBackwardChunkLocator([][]byte{chunk1})
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fromBlockProvider := NewBackwardBlockProvider(chunkLocator, 1000)
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toBlockProvider := NewBackwardBlockProvider(newMockBackwardChunkLocator([][]byte{}), 0)
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blockProvider := newCallFromToBlockProvider(true, fromBlockProvider, toBlockProvider)
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checkNext(t, blockProvider, 1000, false)
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}
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func TestFromToBackwardBlockProviderWith1ChunkBlockNotFound(t *testing.T) {
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// Mocks 1 chunk
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chunk1 := createBitmap(t, []uint64{1000, 1005, 1010})
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chunkLocator := newMockBackwardChunkLocator([][]byte{chunk1})
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fromBlockProvider := NewBackwardBlockProvider(chunkLocator, 900)
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toBlockProvider := NewBackwardBlockProvider(newMockBackwardChunkLocator([][]byte{}), 0)
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blockProvider := newCallFromToBlockProvider(true, fromBlockProvider, toBlockProvider)
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checkNext(t, blockProvider, 0, false)
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}
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func TestFromToBackwardBlockProviderWithNoChunks(t *testing.T) {
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chunkLocator := newMockBackwardChunkLocator([][]byte{})
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fromBlockProvider := NewBackwardBlockProvider(chunkLocator, 0)
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toBlockProvider := NewBackwardBlockProvider(newMockBackwardChunkLocator([][]byte{}), 0)
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blockProvider := newCallFromToBlockProvider(true, fromBlockProvider, toBlockProvider)
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checkNext(t, blockProvider, 0, false)
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}
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func TestFromToBackwardBlockProviderWithMultipleChunks(t *testing.T) {
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// Mocks 2 chunks
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chunk1 := createBitmap(t, []uint64{1000, 1005, 1010})
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chunk2 := createBitmap(t, []uint64{1501, 1600})
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chunkLocator := newMockBackwardChunkLocator([][]byte{chunk1, chunk2})
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fromBlockProvider := NewBackwardBlockProvider(chunkLocator, 0)
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toBlockProvider := NewBackwardBlockProvider(newMockBackwardChunkLocator([][]byte{}), 0)
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blockProvider := newCallFromToBlockProvider(true, fromBlockProvider, toBlockProvider)
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checkNext(t, blockProvider, 1600, true)
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checkNext(t, blockProvider, 1501, true)
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checkNext(t, blockProvider, 1010, true)
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checkNext(t, blockProvider, 1005, true)
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checkNext(t, blockProvider, 1000, false)
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}
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func TestFromToBackwardBlockProviderWithMultipleChunksBlockBetweenChunks(t *testing.T) {
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// Mocks 2 chunks
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chunk1 := createBitmap(t, []uint64{1000, 1005, 1010})
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chunk2 := createBitmap(t, []uint64{1501, 1600})
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chunkLocator := newMockBackwardChunkLocator([][]byte{chunk1, chunk2})
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fromBlockProvider := NewBackwardBlockProvider(chunkLocator, 1500)
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toBlockProvider := NewBackwardBlockProvider(newMockBackwardChunkLocator([][]byte{}), 0)
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blockProvider := newCallFromToBlockProvider(true, fromBlockProvider, toBlockProvider)
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checkNext(t, blockProvider, 1010, true)
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checkNext(t, blockProvider, 1005, true)
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checkNext(t, blockProvider, 1000, false)
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}
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