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// Copyright 2019 Oath Inc. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
#include <vespa/vespalib/testkit/test_kit.h>
#include <vespa/eval/tensor/dense/dense_dimension_combiner.h>
using namespace vespalib;
using namespace vespalib::eval;
using namespace vespalib::tensor;
void verifyLeft(DenseDimensionCombiner &d, size_t last) {
d.commonReset();
d.leftReset();
EXPECT_TRUE(d.leftInRange());
EXPECT_EQUAL(d.leftIdx(), 0u);
size_t expect = 0;
while (d.leftInRange()) {
d.stepLeft();
EXPECT_GREATER(d.leftIdx(), expect);
expect = d.leftIdx();
}
EXPECT_FALSE(d.leftInRange());
EXPECT_EQUAL(expect, last);
d.leftReset();
EXPECT_TRUE(d.leftInRange());
EXPECT_EQUAL(d.leftIdx(), 0u);
}
void verifyRight(DenseDimensionCombiner &d, size_t last) {
d.commonReset();
d.rightReset();
EXPECT_TRUE(d.rightInRange());
EXPECT_EQUAL(d.rightIdx(), 0u);
size_t expect = 0;
while (d.rightInRange()) {
d.stepRight();
EXPECT_GREATER(d.rightIdx(), expect);
expect = d.rightIdx();
}
EXPECT_FALSE(d.rightInRange());
EXPECT_EQUAL(expect, last);
d.rightReset();
EXPECT_TRUE(d.rightInRange());
EXPECT_EQUAL(d.rightIdx(), 0u);
}
TEST("require that one left, one common, one right dimension works") {
ValueType t12_lc = ValueType::tensor_type({{"d1_l", 3},{"d2_c", 4}});
ValueType t23_cr = ValueType::tensor_type({{"d2_c", 4},{"d3_r", 5}});
DenseDimensionCombiner d(t12_lc, t23_cr);
EXPECT_TRUE(d.leftInRange());
EXPECT_TRUE(d.rightInRange());
EXPECT_TRUE(d.commonInRange());
EXPECT_EQUAL(d.leftIdx(), 0u);
EXPECT_EQUAL(d.rightIdx(), 0u);
EXPECT_EQUAL(d.outputIdx(), 0u);
d.stepCommon();
EXPECT_TRUE(d.leftInRange());
EXPECT_TRUE(d.rightInRange());
EXPECT_TRUE(d.commonInRange());
EXPECT_EQUAL(d.leftIdx(), 1u);
EXPECT_EQUAL(d.rightIdx(), 5u);
EXPECT_EQUAL(d.outputIdx(), 5u);
d.stepRight();
EXPECT_TRUE(d.leftInRange());
EXPECT_TRUE(d.rightInRange());
EXPECT_TRUE(d.commonInRange());
EXPECT_EQUAL(d.leftIdx(), 1u);
EXPECT_EQUAL(d.rightIdx(), 6u);
EXPECT_EQUAL(d.outputIdx(), 6u);
d.stepLeft();
EXPECT_TRUE(d.leftInRange());
EXPECT_TRUE(d.rightInRange());
EXPECT_TRUE(d.commonInRange());
EXPECT_EQUAL(d.leftIdx(), 5u);
EXPECT_EQUAL(d.rightIdx(), 6u);
EXPECT_EQUAL(d.outputIdx(), 26u);
d.stepLeft();
EXPECT_TRUE(d.leftInRange());
EXPECT_TRUE(d.rightInRange());
EXPECT_TRUE(d.commonInRange());
EXPECT_EQUAL(d.leftIdx(), 9u);
EXPECT_EQUAL(d.rightIdx(), 6u);
EXPECT_EQUAL(d.outputIdx(), 46u);
d.stepLeft();
EXPECT_FALSE(d.leftInRange());
EXPECT_TRUE(d.rightInRange());
EXPECT_TRUE(d.commonInRange());
EXPECT_EQUAL(d.leftIdx(), 13u);
EXPECT_EQUAL(d.rightIdx(), 6u);
EXPECT_EQUAL(d.outputIdx(), 6u);
d.leftReset();
EXPECT_TRUE(d.leftInRange());
EXPECT_TRUE(d.rightInRange());
EXPECT_TRUE(d.commonInRange());
EXPECT_EQUAL(d.leftIdx(), 1u);
EXPECT_EQUAL(d.rightIdx(), 6u);
EXPECT_EQUAL(d.outputIdx(), 6u);
d.stepCommon();
EXPECT_TRUE(d.leftInRange());
EXPECT_TRUE(d.rightInRange());
EXPECT_TRUE(d.commonInRange());
EXPECT_EQUAL(d.leftIdx(), 2u);
EXPECT_EQUAL(d.rightIdx(), 11u);
EXPECT_EQUAL(d.outputIdx(), 11u);
d.stepRight();
EXPECT_TRUE(d.leftInRange());
EXPECT_TRUE(d.rightInRange());
EXPECT_TRUE(d.commonInRange());
EXPECT_EQUAL(d.leftIdx(), 2u);
EXPECT_EQUAL(d.rightIdx(), 12u);
EXPECT_EQUAL(d.outputIdx(), 12u);
TEST_DO(verifyLeft(d, 12));
TEST_DO(verifyRight(d, 20));
}
TEST("require that two left, no common, two right dimensions works") {
ValueType t12_ll = ValueType::tensor_type({{"d1_l", 3},{"d2_l", 4}});
ValueType t34_rr = ValueType::tensor_type({{"d3_r", 5},{"d4_r", 2}});
DenseDimensionCombiner d(t12_ll, t34_rr);
EXPECT_TRUE(d.leftInRange());
EXPECT_TRUE(d.rightInRange());
EXPECT_TRUE(d.commonInRange());
EXPECT_EQUAL(d.leftIdx(), 0u);
EXPECT_EQUAL(d.rightIdx(), 0u);
EXPECT_EQUAL(d.outputIdx(), 0u);
d.stepCommon();
EXPECT_TRUE(d.leftInRange());
EXPECT_TRUE(d.rightInRange());
EXPECT_FALSE(d.commonInRange());
EXPECT_EQUAL(d.leftIdx(), 0u);
EXPECT_EQUAL(d.rightIdx(), 0u);
EXPECT_EQUAL(d.outputIdx(), 120u);
d.commonReset();
d.stepRight();
EXPECT_TRUE(d.leftInRange());
EXPECT_TRUE(d.rightInRange());
EXPECT_TRUE(d.commonInRange());
EXPECT_EQUAL(d.leftIdx(), 0u);
EXPECT_EQUAL(d.rightIdx(), 1u);
EXPECT_EQUAL(d.outputIdx(), 1u);
d.stepLeft();
EXPECT_TRUE(d.leftInRange());
EXPECT_TRUE(d.rightInRange());
EXPECT_TRUE(d.commonInRange());
EXPECT_EQUAL(d.leftIdx(), 1u);
EXPECT_EQUAL(d.rightIdx(), 1u);
EXPECT_EQUAL(d.outputIdx(), 11u);
d.stepLeft();
d.stepLeft();
d.stepLeft();
d.stepLeft();
d.stepLeft();
d.stepLeft();
d.stepLeft();
EXPECT_TRUE(d.leftInRange());
EXPECT_TRUE(d.rightInRange());
EXPECT_TRUE(d.commonInRange());
EXPECT_EQUAL(d.leftIdx(), 8u);
EXPECT_EQUAL(d.rightIdx(), 1u);
EXPECT_EQUAL(d.outputIdx(), 81u);
TEST_DO(verifyLeft(d, 12));
TEST_DO(verifyRight(d, 10));
}
TEST_MAIN() { TEST_RUN_ALL(); }
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