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feat: Add mutators for lowercase/uppercase expanding strings
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package com.endava.cats.fuzzer.special.mutators.impl;
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import com.endava.cats.fuzzer.special.mutators.api.BodyMutator;
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import com.endava.cats.generator.simple.UnicodeGenerator;
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import com.endava.cats.util.CatsUtil;
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import com.endava.cats.util.JsonUtils;
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import jakarta.inject.Singleton;
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@Singleton
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public class LowercaseExpandingBytesMutator implements BodyMutator {
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@Override
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public String mutate(String inputJson, String selectedField) {
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int length = String.valueOf(JsonUtils.getVariableFromJson(inputJson, selectedField)).length();
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String generated = CatsUtil.selectRandom(UnicodeGenerator.getLowercaseExpandingBytes(), length);
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return CatsUtil.justReplaceField(inputJson, selectedField, generated).json();
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}
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@Override
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public String description() {
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return "replace field with strings that expand bytes when lowercased";
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}
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}
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package com.endava.cats.fuzzer.special.mutators.impl;
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import com.endava.cats.fuzzer.special.mutators.api.BodyMutator;
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import com.endava.cats.generator.simple.UnicodeGenerator;
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import com.endava.cats.util.CatsUtil;
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import com.endava.cats.util.JsonUtils;
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import jakarta.inject.Singleton;
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@Singleton
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public class LowercaseExpandingLengthMutator implements BodyMutator {
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@Override
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public String mutate(String inputJson, String selectedField) {
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int length = String.valueOf(JsonUtils.getVariableFromJson(inputJson, selectedField)).length();
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String generated = CatsUtil.selectRandom(UnicodeGenerator.getLowercaseExpandingLength(), length);
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return CatsUtil.justReplaceField(inputJson, selectedField, generated).json();
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}
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@Override
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public String description() {
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return "replace field with strings that expand length when lowercased";
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}
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}
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package com.endava.cats.fuzzer.special.mutators.impl;
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import com.endava.cats.fuzzer.special.mutators.api.BodyMutator;
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import com.endava.cats.generator.simple.UnicodeGenerator;
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import com.endava.cats.util.CatsUtil;
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import com.endava.cats.util.JsonUtils;
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import jakarta.inject.Singleton;
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@Singleton
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public class UppercaseExpandingBytesMutator implements BodyMutator {
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@Override
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public String mutate(String inputJson, String selectedField) {
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int length = String.valueOf(JsonUtils.getVariableFromJson(inputJson, selectedField)).length();
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String generated = CatsUtil.selectRandom(UnicodeGenerator.getUppercaseExpandingBytes(), length);
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return CatsUtil.justReplaceField(inputJson, selectedField, generated).json();
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}
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@Override
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public String description() {
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return "replace field with strings that expand bytes when uppercased";
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}
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}
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package com.endava.cats.fuzzer.special.mutators.impl;
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import com.endava.cats.fuzzer.special.mutators.api.BodyMutator;
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import com.endava.cats.generator.simple.UnicodeGenerator;
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import com.endava.cats.util.CatsUtil;
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import com.endava.cats.util.JsonUtils;
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import jakarta.inject.Singleton;
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@Singleton
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public class UppercaseExpandingLengthMutator implements BodyMutator {
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@Override
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public String mutate(String inputJson, String selectedField) {
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int length = String.valueOf(JsonUtils.getVariableFromJson(inputJson, selectedField)).length();
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String generated = CatsUtil.selectRandom(UnicodeGenerator.getUppercaseExpandingLength(), length);
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return CatsUtil.justReplaceField(inputJson, selectedField, generated).json();
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}
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@Override
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public String description() {
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return "replace field with strings that expand length when uppercased";
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}
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}

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