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48 changes: 48 additions & 0 deletions
48
src/test/java/com/fasterxml/jackson/core/io/NumberOutputTest.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,48 @@ | ||
| package com.fasterxml.jackson.core.io; | ||
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| import org.junit.jupiter.api.Disabled; | ||
| import org.junit.jupiter.api.Test; | ||
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| import static org.junit.jupiter.api.Assertions.fail; | ||
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| public class NumberOutputTest | ||
| { | ||
| @Test | ||
| public void testDivBy1000Small() | ||
| { | ||
| for (int number = 0; number <= 999_999; ++number) { | ||
| int expected = number / 1000; | ||
| int actual = NumberOutput.divBy1000(number); | ||
| if (expected != actual) { // only construct String if fail | ||
| fail("With "+number+" should get "+expected+", got: "+actual); | ||
| } | ||
| } | ||
| } | ||
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| @Test | ||
| public void testDivBy1000Sampled() | ||
| { | ||
| for (int number = 1_000_000; number > 0; number += 7) { | ||
| int expected = number / 1000; | ||
| int actual = NumberOutput.divBy1000(number); | ||
| if (expected != actual) { // only construct String if fail | ||
| fail("With "+number+" should get "+expected+", got: "+actual); | ||
| } | ||
| } | ||
| } | ||
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| // And then full range, not included in CI since code shouldn't change; | ||
| // but has been run to verify full range manually | ||
| @Test | ||
| // Comment out for manual testing: | ||
| @Disabled | ||
| public void testDivBy1000FullRange() { | ||
| for (int number = 0; number <= Integer.MAX_VALUE; ++number) { | ||
| int expected = number / 1000; | ||
| int actual = NumberOutput.divBy1000(number); | ||
| if (expected != actual) { // only construct String if fail | ||
| fail("With "+number+" should get "+expected+", got: "+actual); | ||
| } | ||
| } | ||
| } | ||
| } |
19 changes: 19 additions & 0 deletions
19
src/test/java/com/fasterxml/jackson/core/sym/ByteQuadsCanonicalizerTest.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,19 @@ | ||
| package com.fasterxml.jackson.core.sym; | ||
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| import org.junit.Ignore; | ||
| import org.junit.Test; | ||
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| import static org.junit.Assert.assertEquals; | ||
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| public class ByteQuadsCanonicalizerTest { | ||
| @Test | ||
| @Ignore | ||
| public void testMultiplyByFourFifths() { | ||
| for (long i = 0; i <= Integer.MAX_VALUE; i++) { | ||
| int number = (int) i; | ||
| int expected = (int) (number * 0.80); | ||
| int actual = ByteQuadsCanonicalizer.multiplyByFourFifths(number); | ||
| assertEquals("input=" + number, expected, actual); | ||
| } | ||
| } | ||
| } |