/** test add failure */
public void testAddFail() {
OpenMapRealMatrix m = createSparseMatrix(testData);
OpenMapRealMatrix m2 = createSparseMatrix(testData2);
try {
m.add(m2);
fail("IllegalArgumentException expected");
} catch (IllegalArgumentException ex) {
// ignored
}
}
/** test add */
public void testAdd() {
OpenMapRealMatrix m = createSparseMatrix(testData);
OpenMapRealMatrix mInv = createSparseMatrix(testDataInv);
OpenMapRealMatrix mDataPlusInv = createSparseMatrix(testDataPlusInv);
RealMatrix mPlusMInv = m.add(mInv);
for (int row = 0; row < m.getRowDimension(); row++) {
for (int col = 0; col < m.getColumnDimension(); col++) {
assertEquals(
"sum entry entry",
mDataPlusInv.getEntry(row, col),
mPlusMInv.getEntry(row, col),
entryTolerance);
}
}
}