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// Copyright Vespa.ai. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
#include <vespa/eval/eval/fast_value.h>
#include <vespa/eval/eval/simple_value.h>
#include <vespa/eval/instruction/sparse_dot_product_function.h>
#include <vespa/eval/eval/test/eval_fixture.h>
#include <vespa/eval/eval/test/gen_spec.h>
#include <vespa/vespalib/gtest/gtest.h>
using namespace vespalib::eval;
using namespace vespalib::eval::test;
const ValueBuilderFactory &prod_factory = FastValueBuilderFactory::get();
const ValueBuilderFactory &test_factory = SimpleValueBuilderFactory::get();
//-----------------------------------------------------------------------------
EvalFixture::ParamRepo make_params() {
return EvalFixture::ParamRepo()
.add_variants("v1_x", GenSpec(3.0).map("x", 32, 1))
.add_variants("v2_x", GenSpec(7.0).map("x", 16, 2))
.add("v3_y", GenSpec().map("y", 10, 1))
.add("v4_xd", GenSpec().idx("x", 10))
.add("m1_xy", GenSpec(3.0).map("x", 32, 1).map("y", 16, 2))
.add("m2_xy", GenSpec(7.0).map("x", 16, 2).map("y", 32, 1))
.add("m3_xym", GenSpec().map("x", 8, 1).idx("y", 5));
}
EvalFixture::ParamRepo param_repo = make_params();
void assert_optimized(const vespalib::string &expr) {
EvalFixture fast_fixture(prod_factory, expr, param_repo, true);
EvalFixture test_fixture(test_factory, expr, param_repo, true);
EvalFixture slow_fixture(prod_factory, expr, param_repo, false);
EXPECT_EQ(fast_fixture.result(), EvalFixture::ref(expr, param_repo));
EXPECT_EQ(test_fixture.result(), EvalFixture::ref(expr, param_repo));
EXPECT_EQ(slow_fixture.result(), EvalFixture::ref(expr, param_repo));
EXPECT_EQ(fast_fixture.find_all<SparseDotProductFunction>().size(), 1u);
EXPECT_EQ(test_fixture.find_all<SparseDotProductFunction>().size(), 1u);
EXPECT_EQ(slow_fixture.find_all<SparseDotProductFunction>().size(), 0u);
}
void assert_not_optimized(const vespalib::string &expr) {
EvalFixture fast_fixture(prod_factory, expr, param_repo, true);
EXPECT_EQ(fast_fixture.result(), EvalFixture::ref(expr, param_repo));
EXPECT_EQ(fast_fixture.find_all<SparseDotProductFunction>().size(), 0u);
}
//-----------------------------------------------------------------------------
TEST(SparseDotProduct, expression_can_be_optimized)
{
assert_optimized("reduce(v1_x*v2_x,sum,x)");
assert_optimized("reduce(v2_x*v1_x,sum)");
assert_optimized("reduce(v1_x_f*v2_x_f,sum)");
}
TEST(SparseDotProduct, multi_dimensional_expression_can_be_optimized)
{
assert_optimized("reduce(m1_xy*m2_xy,sum,x,y)");
assert_optimized("reduce(m1_xy*m2_xy,sum)");
}
TEST(SparseDotProduct, embedded_dot_product_is_not_optimized)
{
assert_not_optimized("reduce(m1_xy*v1_x,sum,x)");
assert_not_optimized("reduce(v1_x*m1_xy,sum,x)");
}
TEST(SparseDotProduct, similar_expressions_are_not_optimized)
{
assert_not_optimized("reduce(m1_xy*v1_x,sum)");
assert_not_optimized("reduce(v1_x*v3_y,sum)");
assert_not_optimized("reduce(v2_x*v1_x,max)");
assert_not_optimized("reduce(v2_x+v1_x,sum)");
assert_not_optimized("reduce(v4_xd*v4_xd,sum)");
assert_not_optimized("reduce(m3_xym*m3_xym,sum)");
}
TEST(SparseDotProduct, mixed_cell_types_are_not_optimized)
{
assert_not_optimized("reduce(v1_x*v2_x_f,sum)");
assert_not_optimized("reduce(v1_x_f*v2_x,sum)");
}
//-----------------------------------------------------------------------------
GTEST_MAIN_RUN_ALL_TESTS()
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