| /* |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you under the Apache License, Version 2.0 (the |
| * "License"); you may not use this file except in compliance |
| * with the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, |
| * software distributed under the License is distributed on an |
| * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY |
| * KIND, either express or implied. See the License for the |
| * specific language governing permissions and limitations |
| * under the License. |
| */ |
| |
| package org.apache.sysds.test.component.sparse; |
| |
| import org.junit.Assert; |
| import org.junit.Test; |
| import org.apache.sysds.runtime.data.SparseBlock; |
| import org.apache.sysds.runtime.data.SparseBlockCOO; |
| import org.apache.sysds.runtime.data.SparseBlockCSR; |
| import org.apache.sysds.runtime.data.SparseBlockMCSR; |
| import org.apache.sysds.runtime.matrix.data.MatrixBlock; |
| import org.apache.sysds.runtime.util.DataConverter; |
| import org.apache.sysds.test.AutomatedTestBase; |
| import org.apache.sysds.test.TestUtils; |
| |
| /** |
| * This is a sparse matrix block component test for sparse block scan |
| * functionality. In order to achieve broad coverage, we test against |
| * different sparsity values. |
| * |
| */ |
| public class SparseBlockScan extends AutomatedTestBase |
| { |
| private final static int rows = 871; |
| private final static int cols = 295; |
| private final static double sparsity1 = 0.09; |
| private final static double sparsity2 = 0.19; |
| private final static double sparsity3 = 0.29; |
| |
| @Override |
| public void setUp() { |
| TestUtils.clearAssertionInformation(); |
| } |
| |
| @Test |
| public void testSparseBlockMCSR1Full() { |
| runSparseBlockScanTest(SparseBlock.Type.MCSR, sparsity1); |
| } |
| |
| @Test |
| public void testSparseBlockMCSR2Full() { |
| runSparseBlockScanTest(SparseBlock.Type.MCSR, sparsity2); |
| } |
| |
| @Test |
| public void testSparseBlockMCSR3Full() { |
| runSparseBlockScanTest(SparseBlock.Type.MCSR, sparsity3); |
| } |
| |
| @Test |
| public void testSparseBlockCSR1Full() { |
| runSparseBlockScanTest(SparseBlock.Type.CSR, sparsity1); |
| } |
| |
| @Test |
| public void testSparseBlockCSR2Full() { |
| runSparseBlockScanTest(SparseBlock.Type.CSR, sparsity2); |
| } |
| |
| @Test |
| public void testSparseBlockCSR3Full() { |
| runSparseBlockScanTest(SparseBlock.Type.CSR, sparsity3); |
| } |
| |
| @Test |
| public void testSparseBlockCOO1Full() { |
| runSparseBlockScanTest(SparseBlock.Type.COO, sparsity1); |
| } |
| |
| @Test |
| public void testSparseBlockCOO2Full() { |
| runSparseBlockScanTest(SparseBlock.Type.COO, sparsity2); |
| } |
| |
| @Test |
| public void testSparseBlockCOO3Full() { |
| runSparseBlockScanTest(SparseBlock.Type.COO, sparsity3); |
| } |
| |
| private void runSparseBlockScanTest( SparseBlock.Type btype, double sparsity) |
| { |
| try |
| { |
| //data generation |
| double[][] A = getRandomMatrix(rows, cols, -10, 10, sparsity, 1234); |
| |
| //init sparse block |
| SparseBlock sblock = null; |
| MatrixBlock mbtmp = DataConverter.convertToMatrixBlock(A); |
| SparseBlock srtmp = mbtmp.getSparseBlock(); |
| switch( btype ) { |
| case MCSR: sblock = new SparseBlockMCSR(srtmp); break; |
| case CSR: sblock = new SparseBlockCSR(srtmp); break; |
| case COO: sblock = new SparseBlockCOO(srtmp); break; |
| } |
| |
| //check for correct number of non-zeros |
| int[] rnnz = new int[rows]; int nnz = 0; |
| for( int i=0; i<rows; i++ ) { |
| for( int j=0; j<cols; j++ ) |
| rnnz[i] += (A[i][j]!=0) ? 1 : 0; |
| nnz += rnnz[i]; |
| } |
| if( nnz != sblock.size() ) |
| Assert.fail("Wrong number of non-zeros: "+sblock.size()+", expected: "+nnz); |
| |
| //check correct isEmpty return |
| for( int i=0; i<rows; i++ ) |
| if( sblock.isEmpty(i) != (rnnz[i]==0) ) |
| Assert.fail("Wrong isEmpty(row) result for row nnz: "+rnnz[i]); |
| |
| //check correct values |
| int count = 0; |
| for( int i=0; i<rows; i++) { |
| int alen = sblock.size(i); |
| int apos = sblock.pos(i); |
| int[] aix = sblock.indexes(i); |
| double[] avals = sblock.values(i); |
| for( int j=0; j<alen; j++ ) { |
| if( avals[apos+j] != A[i][aix[apos+j]] ) |
| Assert.fail("Wrong value returned by scan: "+avals[apos+j]+", expected: "+A[i][apos+aix[j]]); |
| count++; |
| } |
| } |
| if( count != nnz ) |
| Assert.fail("Wrong number of values returned by scan: "+count+", expected: "+nnz); |
| } |
| catch(Exception ex) { |
| ex.printStackTrace(); |
| throw new RuntimeException(ex); |
| } |
| } |
| } |