Differential D12341 Diff 41208 source/blender/compositor/tests/COM_NodeOperation_test.cc

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source/blender/compositor/tests/COM_NodeOperation_test.cc

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				/*
				* This program is free software; you can redistribute it and/or
				* modify it under the terms of the GNU General Public License
				* as published by the Free Software Foundation; either version 2
				* of the License, or (at your option) any later version.
				*
				* This program is distributed in the hope that it will be useful,
				* but WITHOUT ANY WARRANTY; without even the implied warranty of
				* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
				* GNU General Public License for more details.
				*
				* You should have received a copy of the GNU General Public License
				* along with this program; if not, write to the Free Software Foundation,
				* Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
				*
				* Copyright 2021, Blender Foundation.
				*/

				#include "testing/testing.h"

				#include "COM_ConstantOperation.h"

				namespace blender::compositor::tests {

				class NonHashedOperation : public NodeOperation {
				public:
				NonHashedOperation(int id)
				{
				set_id(id);
				addOutputSocket(DataType::Color);
				setWidth(2);
				setHeight(3);
				}
				};

				class NonHashedConstantOperation : public ConstantOperation {
				float constant_;

				public:
				NonHashedConstantOperation(int id) : ConstantOperation()
				{
				set_id(id);
				addOutputSocket(DataType::Value);
				setWidth(2);
				setHeight(3);
				constant_ = 1.0f;
				}

				const float *get_constant_elem()
				{
				return &constant_;
				}

				void set_constant(float value)
				{
				constant_ = value;
				}
				};

				class HashedOperation : public NodeOperation {
				private:
				int param1;
				float param2;

				public:
				HashedOperation(NodeOperation &input, int width, int height)
				{
				addInputSocket(DataType::Color);
				addOutputSocket(DataType::Color);
				setWidth(width);
				setHeight(height);
				param1 = 2;
				param2 = 7.0f;

				getInputSocket(0)->setLink(input.getOutputSocket());
				}

				void set_param1(int value)
				{
				param1 = value;
				}

				void hash_output_params() override
				{
				hash_params(param1, param2);
				}
				};

				void test_non_equal_hashes_compare(NodeOperationHash &h1,
				NodeOperationHash &h2,
				NodeOperationHash &h3)
				{
				if (h1 < h2) {
				if (h3 < h1) {
				EXPECT_TRUE(h3 < h2);
				}
				else if (h3 < h2) {
				EXPECT_TRUE(h1 < h3);
				}
				else {
				EXPECT_TRUE(h1 < h3);
				EXPECT_TRUE(h2 < h3);
				}
				}
				else {
				EXPECT_TRUE(h2 < h1);
				}
				}

				TEST(NodeOperation, generate_hash)
				{
				/* Constant input. */
				{
				NonHashedConstantOperation input_op1(1);
				input_op1.set_constant(1.0f);
				EXPECT_EQ(input_op1.generate_hash(), std::nullopt);

				HashedOperation op1(input_op1, 6, 4);
				std::optional<NodeOperationHash> hash1_opt = op1.generate_hash();
				EXPECT_NE(hash1_opt, std::nullopt);
				NodeOperationHash hash1 = *hash1_opt;

				NonHashedConstantOperation input_op2(1);
				input_op2.set_constant(1.0f);
				HashedOperation op2(input_op2, 6, 4);
				NodeOperationHash hash2 = *op2.generate_hash();
				EXPECT_EQ(hash1, hash2);

				input_op2.set_constant(3.0f);
				hash2 = *op2.generate_hash();
				EXPECT_NE(hash1, hash2);
				}

				/* Non constant input. */
				{
				NonHashedOperation input_op(1);
				EXPECT_EQ(input_op.generate_hash(), std::nullopt);

				HashedOperation op1(input_op, 6, 4);
				HashedOperation op2(input_op, 6, 4);
				NodeOperationHash hash1 = *op1.generate_hash();
				NodeOperationHash hash2 = *op2.generate_hash();
				EXPECT_EQ(hash1, hash2);
				op1.set_param1(-1);
				hash1 = *op1.generate_hash();
				EXPECT_NE(hash1, hash2);

				HashedOperation op3(input_op, 11, 14);
				NodeOperationHash hash3 = *op3.generate_hash();
				EXPECT_NE(hash2, hash3);
				EXPECT_NE(hash1, hash3);

				test_non_equal_hashes_compare(hash1, hash2, hash3);
				test_non_equal_hashes_compare(hash3, hash2, hash1);
				test_non_equal_hashes_compare(hash2, hash3, hash1);
				test_non_equal_hashes_compare(hash3, hash1, hash2);

				NonHashedOperation input_op2(2);
				HashedOperation op4(input_op2, 11, 14);
				NodeOperationHash hash4 = *op4.generate_hash();
				EXPECT_NE(hash3, hash4);

				input_op2.set_id(1);
				hash4 = *op4.generate_hash();
				EXPECT_EQ(hash3, hash4);
				}
				}

				} // namespace blender::compositor::tests