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Diffstat (limited to 'AlgoDesignAndTechniqueEdxJava/tests/FractionalKnapsackTest.java')
-rw-r--r-- | AlgoDesignAndTechniqueEdxJava/tests/FractionalKnapsackTest.java | 31 |
1 files changed, 31 insertions, 0 deletions
diff --git a/AlgoDesignAndTechniqueEdxJava/tests/FractionalKnapsackTest.java b/AlgoDesignAndTechniqueEdxJava/tests/FractionalKnapsackTest.java new file mode 100644 index 0000000..54dd4f7 --- /dev/null +++ b/AlgoDesignAndTechniqueEdxJava/tests/FractionalKnapsackTest.java @@ -0,0 +1,31 @@ +import static org.junit.jupiter.api.Assertions.*; + +import org.junit.jupiter.api.Test; + +class FractionalKnapsackTest { + + @Test + void test1() { + int[] values = new int[] { 60, 100, 120 }; + int[] weights = new int[] { 20, 50, 30 }; + int capacity = 50; + assertEquals(180.0000, FractionalKnapsack.getOptimalValue(capacity, values, weights)); + } + + @Test + void test2() { + int[] values = new int[] { 60, 100, 120 }; + int[] weights = new int[] { 20, 50, 30 }; + int[] sortedIndexArray = new int[] { 1, 0, 2 }; + assertArrayEquals(sortedIndexArray, FractionalKnapsack.getSortedIndexArray(values, weights)); + } + + @Test + void test3() { + int[] values = new int[] { 500}; + int[] weights = new int[] { 30 }; + int capacity = 10; + assertEquals(166.6667, FractionalKnapsack.getOptimalValue(capacity, values, weights), 0.0001); + } + +} |