check s3 tests work

errors/arsenalErrors.json

@@ -220,6 +220,10 @@
     "code": 400,
     "description": "Request body is empty"
   },
+  "MissingRequiredParameter": {
+    "code": 400,
+    "description": "Your request is missing a required parameter."
+  },
   "MissingSecurityElement": {
     "code": 400,
     "description": "The SOAP 1.1 request is missing a security element."

lib/models/LifecycleConfiguration.js

@@ -127,8 +127,8 @@ class LifecycleConfiguration {
         const rulesArray = lifecycleConf.Rule;
         if (!rulesArray || !Array.isArray(rulesArray)
         || rulesArray.length === 0) {
-            rules.error = errors.MalformedXML.customizeDescription(
+            rules.error = errors.MissingRequiredParameter.customizeDescription(
-                'request xml does not include at least one rule');
+                'missing required key \'Rules\' in LifecycleConfiguration');
             return rules;
         }
         if (rulesArray.length > 1000) {
@@ -197,8 +197,8 @@ class LifecycleConfiguration {
             return ruleObj;
         }
         if (!rule.Status) {
-            ruleObj.error = errors.MalformedXML.customizeDescription(
+            ruleObj.error = errors.MissingRequiredParameter.
-                'Rule xml does not include Status');
+                customizeDescription('Rule xml does not include Status');
             return ruleObj;
         }
         const subFilter = rule.Filter ? rule.Filter[0] : rule.Prefix;
@@ -254,12 +254,8 @@ class LifecycleConfiguration {
         filterObj.rulePrefix = '';
         if (Array.isArray(filter)) {
             // if Prefix was included, not Filter, filter will be Prefix array
-            if (filter.length > 1) {
+            // if more than one Prefix is included, we ignore all but the last
-                filterObj.error = errors.MalformedXML.customizeDescription(
+            filterObj.rulePrefix = filter.pop();
-                    'Rule includes more than one Prefix');
-                return filterObj;
-            }
-            filterObj.rulePrefix = filter[0];
             return filterObj;
         }
         if (filter.And && (filter.Prefix || filter.Tag) ||
@@ -269,12 +265,7 @@ class LifecycleConfiguration {
             return filterObj;
         }
         if (filter.Prefix) {
-            if (filter.Prefix.length > 1) {
+            filterObj.rulePrefix = filter.Prefix.pop();
-                filterObj.error = errors.MalformedXML.customizeDescription(
-                    'Filter includes more than one Prefix');
-                return filterObj;
-            }
-            filterObj.rulePrefix = filter.Prefix[0];
             return filterObj;
         }
         if (filter.Tag) {
@@ -288,22 +279,19 @@ class LifecycleConfiguration {
         }
         if (filter.And) {
             const andF = filter.And[0];
-            if (!andF.Tag || (!andF.Prefix && andF.Tag.length < 2)) {
+            if (!andF.Tags || (!andF.Prefix && andF.Tags.length < 2)) {
                 filterObj.error = errors.MalformedXML.customizeDescription(
-                    'And should include Prefix and Tag or more than one Tag');
+                    'And should include Prefix and Tags or more than one Tag');
                 return filterObj;
             }
-            if (andF.Prefix && andF.Prefix.length > 1) {
+            if (andF.Prefix && andF.Prefix.length >= 1) {
-                filterObj.error = errors.MalformedXML.customizeDescription(
+                filterObj.rulePrefix = andF.Prefix.pop();
-                    'And includes more than one Prefix');
-                return filterObj;
             }
-            const tagObj = this._parseTags(andF.Tag[0]);
+            const tagObj = this._parseTags(andF.Tags[0]);
             if (tagObj.error) {
                 filterObj.error = tagObj.error;
                 return filterObj;
             }
-            filterObj.rulePrefix = andF.Prefix ? andF.Prefix[0] : null;
             filterObj.tags = tagObj.tags;
             return filterObj;
         }
@@ -329,8 +317,11 @@ class LifecycleConfiguration {
     _parseTags(tags) {
         const tagObj = {};
         tagObj.tags = [];
+        // reset _tagKeys to empty because keys cannot overlap within a rule,
+        // but different rules can have the same tag keys
+        this._tagKeys = [];
         if (!tags.Key || !tags.Value) {
-            tagObj.error = errors.MalformedXML.customizeDescription(
+            tagObj.error = errors.MissingRequiredParameter.customizeDescription(
                 'Tag XML does not contain both Key and Value');
             return tagObj;
         }
@@ -414,7 +405,7 @@ class LifecycleConfiguration {
     _parseStatus(status) {
         const statusObj = {};
         statusObj.propName = 'ruleStatus';
-        const validStatuses = ['Enabled', 'Suspended'];
+        const validStatuses = ['Enabled', 'Disabled'];
         if (!validStatuses.includes(status)) {
             statusObj.error = errors.MalformedXML.customizeDescription(
                 'Status is not valid');
@@ -456,7 +447,7 @@ class LifecycleConfiguration {
             }
         });
         if (actionsObj.actions.length === 0) {
-            actionsObj.error = errors.MalformedXML.customizeDescription(
+            actionsObj.error = errors.InvalidRequest.customizeDescription(
                 'Rule does not include valid action');
             return actionsObj;
         }
@@ -501,7 +492,7 @@ class LifecycleConfiguration {
             }
         }
         if (filter && filter.Tag) {
-            abortObj.error = errors.MalformedXML.customizeDescription(
+            abortObj.error = errors.InvalidRequest.customizeDescription(
                 'Tag-based filter cannot be used with ' +
                 'AbortIncompleteMultipartUpload action');
             return abortObj;
@@ -515,7 +506,7 @@ class LifecycleConfiguration {
         }
         const daysInt = parseInt(subAbort.DaysAfterInitiation[0], 10);
         if (daysInt < 1) {
-            abortObj.error = errors.MalformedXML.customizeDescription(
+            abortObj.error = errors.InvalidArgument.customizeDescription(
                 'DaysAfterInitiation is not a positive integer');
             return abortObj;
         }
@@ -540,19 +531,25 @@ class LifecycleConfiguration {
     _parseExpiration(rule) {
         const expObj = {};
         const subExp = rule.Expiration[0];
-        if (!subExp.Date && !subExp.Days && !subExp.ExpiredObjDeleteMarker) {
+        if (!subExp.Date && !subExp.Days && !subExp.ExpiredObjectDeleteMarker) {
             expObj.error = errors.MalformedXML.customizeDescription(
                 'Expiration action does not include an action time');
             return expObj;
         }
+        const eodm = 'ExpiredObjectDeleteMarker';
+        if (subExp.Date && (subExp.Days || subExp[eodm]) ||
+        (subExp.Days && subExp[eodm])) {
+            expObj.error = errors.MalformedXML.customizeDescription(
+                'Expiration action includes more than one time');
+            return expObj;
+        }
         if (subExp.Date) {
             const isoRegex = new RegExp('^(-?(?:[1-9][0-9]*)?[0-9]{4})-' +
-                '(1[0-2]|0[1-9])-(3[0-1]|0[1-9]|[1-2][0-9])T(2[0-3]|[0-1]' +
+                '(1[0-2]|0[1-9])-(3[01]|0[1-9]|[12][0-9])T(2[0-3]|[01][0-9])' +
-                '[0-9]):([0-5][0-9]):([0-5][0-9])(\.[0-9]+)?(Z|[+-](?:2[0-3]' +
+                ':([0-5][0-9]):([0-5][0-9])(.[0-9]+)?(Z)?$');
-                '|[0-1][0-9]):[0-5][0-9])?$');
             if (!isoRegex.test(subExp.Date[0])) {
-                expObj.error = errors.MalformedXML.customizeDescription(
+                expObj.error = errors.InvalidArgument.customizeDescription(
-                    'Date is not in proper ISO 8601 format');
+                    'Date must be in ISO 8601 format');
             } else {
                 expObj.date = subExp.Date[0];
             }
@@ -560,19 +557,33 @@ class LifecycleConfiguration {
         if (subExp.Days) {
             const daysInt = parseInt(subExp.Days[0], 10);
             if (daysInt < 1) {
-                expObj.error = errors.MalformedXML.customizeDescription(
+                expObj.error = errors.InvalidArgument.customizeDescription(
                    'Expiration days is not a positive integer');
             } else {
                 expObj.days = daysInt;
             }
         }
-        if (subExp.ExpiredObjDeleteMarker) {
+        if (subExp.ExpiredObjectDeleteMarker) {
+            let filter = null;
+            if (rule.Filter && rule.Filter[0]) {
+                if (rule.Filter[0].And) {
+                    filter = rule.Filter[0].And[0];
+                } else {
+                    filter = rule.Filter[0];
+                }
+            }
+            if (filter && filter.Tag) {
+                expObj.error = errors.InvalidRequest.customizeDescription(
+                    'Tag-based filter cannot be used with ' +
+                    'ExpiredObjectDeleteMarker action');
+                return expObj;
+            }
             const validValues = ['true', 'false'];
-            if (!validValues.includes(subExp.ExpiredObjDeleteMarker[0])) {
+            if (!validValues.includes(subExp.ExpiredObjectDeleteMarker[0])) {
                 expObj.error = errors.MalformedXML.customizeDescription(
                     'ExpiredObjDeleteMarker is not true or false');
             } else {
-                expObj.deleteMarker = subExp.ExpiredObjDeleteMarker[0];
+                expObj.deleteMarker = subExp.ExpiredObjectDeleteMarker[0];
             }
         }
         return expObj;
@@ -601,7 +612,7 @@ class LifecycleConfiguration {
         }
         const daysInt = parseInt(subNVExp.NoncurrentDays[0], 10);
         if (daysInt < 1) {
-            nvExpObj.error = errors.MalformedXML.customizeDescription(
+            nvExpObj.error = errors.InvalidArgument.customizeDescription(
                 'NoncurrentDays is not a positive integer');
         } else {
             nvExpObj.days = daysInt;
@@ -666,12 +677,20 @@ class LifecycleConfiguration {
             const Prefix = rulePrefix ? `<Prefix>${rulePrefix}</Prefix>` : '';
             let tagXML = '';
             if (tags) {
-                tagXML = tags.map(t => {
+                if (Prefix || tags.length > 1) {
-                    const { key, val } = t;
+                    const keysVals = tags.map(t => {
-                    const Tag = `<Tag><Key>${key}</Key>` +
+                        const { key, val } = t;
+                        const Tag = `<Key>${key}</Key>` +
+                            `<Value>${val}</Value>`;
+                        return Tag;
+                    }).join('');
+                    tagXML = `<Tags>${keysVals}</Tags>`;
+                } else {
+                    // only one tag included
+                    const { key, val } = tags[0];
+                    tagXML = `<Tag><Key>${key}</Key>` +
                         `<Value>${val}</Value></Tag>`;
-                    return Tag;
+                }
-                }).join('');
             }
             let Filter;
             if (rulePrefix && !tags) {
@@ -686,7 +705,7 @@ class LifecycleConfiguration {
             const Actions = actions.map(action => {
                 const { actionName, days, date, deleteMarker } = action;
                 let Action;
-                if (actionName === 'AbortIncompleteMultipartUploads') {
+                if (actionName === 'AbortIncompleteMultipartUpload') {
                     Action = `<${actionName}><DaysAfterInitiation>${days}` +
                         `</DaysAfterInitiation></${actionName}>`;
                 } else if (actionName === 'NoncurrentVersionExpiration') {

package.json

@@ -3,7 +3,7 @@
   "engines": {
     "node": "6.9.5"
   },
-  "version": "7.4.0",
+  "version": "7.4.0-foo",
   "description": "Common utilities for the S3 project components",
   "main": "index.js",
   "repository": {

tests/unit/models/LifecycleConfiguration.js

@@ -4,6 +4,15 @@ const { parseString } = require('xml2js');
 const LifecycleConfiguration =
     require('../../../lib/models/LifecycleConfiguration.js');
 
+const days = {
+    AbortIncompleteMultipartUpload: 'DaysAfterInitiation',
+    NoncurrentVersionExpiration: 'NoncurrentDays',
+    Expiration: 'Days',
+};
+
+const date = new Date();
+date.setUTCHours(0, 0, 0, 0);
+
 /**
  * Format of xml request:
  <LifecycleConfiguration>
@@ -37,32 +46,17 @@ const LifecycleConfiguration =
  */
 
 const requiredTags = [
-    { tag: 'LifecycleConfiguration',
+    { tag: 'LifecycleConfiguration', error: 'MalformedXML',
         errMessage: 'request xml is undefined or empty' },
-    { tag: 'Rule',
+    { tag: 'Rule', error: 'MissingRequiredParameter',
-        errMessage: 'request xml does not include at least one rule' },
+        errMessage: 'missing required key \'Rules\' in ' +
-    { tag: 'Status', errMessage: 'Rule xml does not include Status' },
+        'LifecycleConfiguration' },
-    { tag: 'Filter', errMessage: 'Rule xml does not include valid Filter ' +
+    { tag: 'Status', error: 'MissingRequiredParameter',
-        'or Prefix' },
+        errMessage: 'Rule xml does not include Status' },
-    { tag: 'Action', errMessage: 'Rule does not include valid action' }];
+    { tag: 'Filter', error: 'MalformedXML',
-
+        errMessage: 'Rule xml does not include valid Filter or Prefix' },
-const validActions = [
+    { tag: 'Action', error: 'InvalidRequest',
-    { tag: 'Expiration',
+        errMessage: 'Rule does not include valid action' }];
-        errMessage: 'Expiration action does not include an action time' },
-    { tag: 'NoncurrentVersionExpiration',
-        errMessage: 'NoncurrentVersionExpiration action does not include ' +
-        'NoncurrentDays' },
-    { tag: 'AbortIncompleteMultipartUpload',
-        errMessage: 'AbortIncompleteMultipartUpload action does not ' +
-        'include DaysAfterInitiation' }];
-
-const invalidActions = [
-    { tag: 'foo', errMessage: 'Rule does not include valid action' },
-    { tag: 'invalid-days-value',
-        errMessage: 'Expiration days is not a positive integer' },
-    { tag: 'abortMPU-tag',
-        errMessage: 'Tag-based filter cannot be used with ' +
-        'AbortIncompleteMultipartUpload action' }];
 
 const notImplementedActions = [
     { tag: 'Transition',
@@ -70,100 +64,175 @@ const notImplementedActions = [
     { tag: 'NoncurrentVersionTransition',
         errMessage: 'Transition lifecycle action not yet implemented' }];
 
-const invalidFilters = [
+const invalidActions = [
-    { tag: 'two-prefixes',
+    { tag: 'AbortIncompleteMultipartUpload', label: 'no-time',
-        errMessage: 'Filter includes more than one Prefix' },
+        error: 'MalformedXML',
-    { tag: 'invalid-tag',
+        errMessage: 'AbortIncompleteMultipartUpload action does not ' +
-        errMessage: 'Tag XML does not contain both Key and Value' }];
+        'include DaysAfterInitiation' },
+    { tag: 'AbortIncompleteMultipartUpload', label: 'no-tags',
+        error: 'InvalidRequest', errMessage: 'Tag-based filter cannot be ' +
+        'used with AbortIncompleteMultipartUpload action' },
+    { tag: 'AbortIncompleteMultipartUpload', label: 'invalid-days',
+        error: 'InvalidArgument',
+        errMessage: 'DaysAfterInitiation is not a positive integer' },
+    { tag: 'Expiration', label: 'no-time', error: 'MalformedXML',
+        errMessage: 'Expiration action does not include an action time' },
+    { tag: 'Expiration', label: 'mult-times', error: 'MalformedXML',
+        errMessage: 'Expiration action includes more than one time' },
+    { tag: 'Expiration', label: 'non-iso', error: 'InvalidArgument',
+        errMessage: 'Date must be in ISO 8601 format' },
+    { tag: 'Expiration', label: 'invalid-days', error: 'InvalidArgument',
+        errMessage: 'Expiration days is not a positive integer' },
+    { tag: 'Expiration', label: 'no-tags', inTag: 'ExpiredObjectDeleteMarker',
+        error: 'InvalidRequest',
+        errMessage: 'Tag-based filter cannot be used with ' +
+        'ExpiredObjectDeleteMarker action' },
+    { tag: 'Expiration', label: 'invalid-eodm', error: 'MalformedXML',
+        errMessage: 'ExpiredObjDeleteMarker is not true or false' },
+    { tag: 'NoncurrentVersionExpiration', label: 'no-time',
+        error: 'MalformedXML',
+        errMessage: 'NoncurrentVersionExpiration action does not include ' +
+        'NoncurrentDays' },
+    { tag: 'NoncurrentVersionExpiration', label: 'invalid-days',
+        error: 'InvalidArgument',
+        errMessage: 'NoncurrentDays is not a positive integer' }];
 
-const invalidRequests = [
+const invalidFilters = [
-    { tag: 'not-unique-id',
+    { tag: 'Filter', label: 'also-prefix', error: 'MalformedXML',
-        errMessage: 'Rule ID must be unique' },
+        errMessage: 'Rule xml should not include both Filter and Prefix' },
-    { tag: 'key-too-long',
+    { tag: 'Filter', label: 'and-prefix-tag', error: 'MalformedXML',
+        errMessage: 'Filter should only include one of And, Prefix, or ' +
+        'Tag key' },
+    { tag: 'And', label: 'only-prefix', error: 'MalformedXML',
+        errMessage: 'And should include Prefix and Tags or more than one Tag' },
+    { tag: 'And', label: 'single-tag', error: 'MalformedXML',
+        errMessage: 'And should include Prefix and Tags or more than one Tag' },
+    { tag: 'Tag', label: 'no-key', error: 'MissingRequiredParameter',
+        errMessage: 'Tag XML does not contain both Key and Value' },
+    { tag: 'Tag', label: 'no-value', error: 'MissingRequiredParameter',
+        errMessage: 'Tag XML does not contain both Key and Value' },
+    { tag: 'Tag', label: 'key-too-long', error: 'InvalidRequest',
         errMessage: 'Tag Key must be a length between 1 and 128 char' }];
 
-function generateFilter(errorTag, tagValue) {
+function generateAction(errorTag, tagObj) {
+    const xmlObj = {};
+    if (tagObj) {
+        let middleTags = '';
+        if (tagObj.label === 'no-time') {
+            middleTags = '';
+        }
+        if (tagObj.label === 'no-tags') {
+            middleTags = tagObj.inTag ?
+                `<${tagObj.inTag}>true</${tagObj.inTag}>` :
+                `<${days[tagObj.tag]}>1</${days[tagObj.tag]}>`;
+            xmlObj.filter = '<Filter><Tag><Key>key</Key>' +
+            '<Value></Value></Tag></Filter>';
+        }
+        if (tagObj.label === 'invalid-days') {
+            middleTags = `<${days[tagObj.tag]}>0</${days[tagObj.tag]}>`;
+        }
+        if (tagObj.label === 'mult-times') {
+            middleTags = `<Days>1</Days><Date>${date}</Date>`;
+        }
+        if (tagObj.label === 'non-iso') {
+            middleTags = '<Date>03-08-2018</Date>';
+        }
+        if (tagObj.label === 'invalid-eodm') {
+            middleTags = '<ExpiredObjectDeleteMarker>foo' +
+                '</ExpiredObjectDeleteMarker>';
+        }
+        xmlObj.actions = `<${tagObj.tag}>${middleTags}</${tagObj.tag}>`;
+    } else {
+        xmlObj.actions = '';
+    }
+    return xmlObj;
+}
+
+function generateFilter(errorTag, tagObj) {
     let Filter;
-    if (tagValue && tagValue.filter === 'two-prefixes') {
+    let middleTags = '';
-        Filter = '<Filter><Prefix>foo</Prefix>' +
+    if (tagObj) {
-            '<Prefix>foo2</Prefix></Filter>';
+        if (tagObj.label === 'and-prefix-tag') {
-    } else if (tagValue && tagValue.filter === 'invalid-tag') {
+            middleTags = '<And></And><Prefix></Prefix><Tag></Tag>';
-        Filter = '<Filter><Tag></Tag></Filter>';
+        }
+        if (tagObj.label === 'only-prefix') {
+            middleTags = '<And><Prefix></Prefix></And>';
+        }
+        if (tagObj.label === 'single-tag') {
+            middleTags = '<And><Tags><Key>fo</Key><Value></Value></Tags></And>';
+        }
+        if (tagObj.label === 'no-key') {
+            middleTags = '<Tag><Value></Value></Tag>';
+        }
+        if (tagObj.label === 'no-value') {
+            middleTags = '<Tag><Key></Key></Tag>';
+        }
+        if (tagObj.label === 'key-too-long') {
+            const longKey = 'a'.repeat(129);
+            middleTags = `<Tag><Key>${longKey}</Key><Value></Value></Tag>`;
+        }
+        if (tagObj.label === 'mult-prefixes') {
+            middleTags = '<Prefix>foo</Prefix><Prefix>bar</Prefix>' +
+                `<Prefix>${tagObj.lastPrefix}</Prefix>`;
+        }
+        Filter = `<Filter>${middleTags}</Filter>`;
+        if (tagObj.label === 'also-prefix') {
+            Filter = '<Filter></Filter><Prefix></Prefix>';
+        }
     } else {
         Filter = '';
     }
     return Filter;
 }
 
-function generateAction(errorTag, tagValue) {
+function generateRule(errorTag, tagObj, ID, Status, Filter, Action) {
-    const xmlObj = {};
-    if (tagValue && tagValue.action === 'invalid-days-value') {
-        xmlObj.actions = '<Expiration><Days>0</Days></Expiration>';
-    } else if (tagValue && tagValue.action === 'abortMPU-tag') {
-        xmlObj.actions = '<AbortIncompleteMultipartUpload>' +
-            '</AbortIncompleteMultipartUpload>';
-        xmlObj.filter = '<Filter><Tag><Key>key</Key>' +
-            '<Value></Value></Tag></Filter>';
-    } else {
-        xmlObj.actions = tagValue && tagValue.action ?
-            `<${tagValue.action}></${tagValue.action}>` : '';
-    }
-    return xmlObj;
-}
-
-function generateRule(errorTag, tagValue, ID, Status, Filter, Action) {
     let Rule;
-    if (tagValue && tagValue.rule === 'not-unique-id') {
+    if (tagObj && tagObj.rule === 'not-unique-id') {
         Rule = `<Rule>${ID + Status + Filter + Action}</Rule>` +
         `<Rule>${ID + Status + Filter + Action}</Rule>`;
-    } else if (tagValue && tagValue.rule === 'too-many-rules') {
+    } else if (tagObj && tagObj.rule === 'too-many-rules') {
         for (let i = 0; i <= 1000; i++) {
             // eslint-disable-next-line no-param-reassign
             ID = `<ID>foo${i}</ID>`;
             Rule = `${Rule}<Rule>${ID + Status + Filter + Action}</Rule>`;
         }
-    } else if (tagValue && tagValue.rule === 'key-too-long') {
-        const key = 'a'.repeat(129);
-        // eslint-disable-next-line no-param-reassign
-        Filter = `<Filter><Tag><Key>${key}</Key><Value></Value></Tag></Filter>`;
-        Rule = `${Rule}<Rule>${ID + Status + Filter + Action}</Rule>`;
     } else {
         Rule = '';
     }
     return Rule;
 }
 
-function generateXml(errorTag, tagValue) {
+function generateXml(errorTag, tagObj) {
     let ID;
     let Status;
     let Filter;
     let Action;
     let Rule;
     if (errorTag === 'ID') {
-        ID = tagValue && tagValue.id ? `<ID>${tagValue.id}</ID>` : '';
+        ID = tagObj && tagObj.id ? `<ID>${tagObj.id}</ID>` : '';
     } else {
         ID = '<ID>foo</ID>';
     }
     if (errorTag === 'Status') {
-        Status = tagValue && tagValue.status ?
+        Status = tagObj && tagObj.status ?
-            `<Status>${tagValue.status}</Status>` : '';
+            `<Status>${tagObj.status}</Status>` : '';
     } else {
         Status = '<Status>Enabled</Status>';
     }
     if (errorTag === 'Filter') {
-        Filter = generateFilter(errorTag, tagValue);
+        Filter = generateFilter(errorTag, tagObj);
     } else {
         Filter = '<Filter></Filter>';
     }
     if (errorTag === 'Action') {
-        const xmlObj = generateAction(errorTag, tagValue);
+        const xmlObj = generateAction(errorTag, tagObj);
         Action = xmlObj.actions;
         Filter = xmlObj.filter ? xmlObj.filter : Filter;
     } else {
         Action = '<Expiration><Days>1</Days></Expiration>';
     }
     if (errorTag === 'Rule') {
-        Rule = generateRule(errorTag, tagValue, ID, Status, Filter, Action);
+        Rule = generateRule(errorTag, tagObj, ID, Status, Filter, Action);
     } else {
         Rule = `<Rule>${ID + Status + Filter + Action}</Rule>`;
     }
@@ -173,8 +242,8 @@ function generateXml(errorTag, tagValue) {
     return Lifecycle;
 }
 
-function generateParsedXml(errorTag, tagValue, cb) {
+function generateParsedXml(errorTag, tagObj, cb) {
-    const xml = generateXml(errorTag, tagValue);
+    const xml = generateXml(errorTag, tagObj);
     parseString(xml, (err, parsedXml) => {
         assert.equal(err, null, 'Error parsing xml');
         cb(parsedXml);
@@ -182,90 +251,102 @@ function generateParsedXml(errorTag, tagValue, cb) {
 }
 
 function checkError(parsedXml, error, errMessage, cb) {
-    const lifecycleConfig =
+    const lcConfig = new LifecycleConfiguration(parsedXml).
-        new LifecycleConfiguration(parsedXml).
         getLifecycleConfiguration();
-    assert.strictEqual(
+    assert.strictEqual(lcConfig.error[error], true);
-        lifecycleConfig.error[error], true);
+    assert.strictEqual(lcConfig.error.description, errMessage);
-    assert.strictEqual(
-        lifecycleConfig.error.description, errMessage);
     cb();
 }
 
 describe('LifecycleConfiguration class getLifecycleConfiguration', () => {
-    const tagValue = {};
+    let tagObj;
-    requiredTags.forEach(tag => {
+    beforeEach(() => {
-        it(`should return MalformedXML error if ${tag.tag} tag is missing`,
+        tagObj = {};
+    });
+
+    it('should return MalformedXML error if request xml is empty', done => {
+        const errMessage = 'request xml is undefined or empty';
+        checkError('', 'MalformedXML', errMessage, done);
+    });
+
+    requiredTags.forEach(t => {
+        it(`should return ${t.error} error if ${t.tag} tag is missing`,
         done => {
-            generateParsedXml(tag.tag, tagValue, parsedXml => {
+            generateParsedXml(t.tag, null, parsedXml => {
-                checkError(parsedXml, 'MalformedXML', tag.errMessage, done);
+                checkError(parsedXml, t.error, t.errMessage, done);
-            });
-        });
-    });
-    validActions.forEach(action => {
-        it(`should return MalformedXML error if time for ${action.tag} ` +
-        'is not included', done => {
-            tagValue.action = action.tag;
-            generateParsedXml('Action', tagValue, parsedXml => {
-                checkError(parsedXml, 'MalformedXML', action.errMessage, done);
-            });
-        });
-    });
-    invalidActions.forEach(action => {
-        it(`should return MalformedXML error for invalid action ${action.tag}`,
-        done => {
-            tagValue.action = action.tag;
-            generateParsedXml('Action', tagValue, parsedXml => {
-                checkError(parsedXml, 'MalformedXML', action.errMessage, done);
             });
         });
     });
+
     notImplementedActions.forEach(action => {
-        it(`should return NotImplemented error for ${action.tag} action`,
+        const expError = 'NotImplemented';
+        it(`should return ${expError} error for ${action.tag} action`,
         done => {
-            tagValue.action = action.tag;
+            generateParsedXml('Action', action, parsedXml => {
-            generateParsedXml('Action', tagValue, parsedXml => {
+                checkError(parsedXml, expError, action.errMessage, done);
-                checkError(parsedXml, 'NotImplemented',
-                    action.errMessage, done);
             });
         });
     });
+
+    invalidActions.forEach(a => {
+        it(`should return ${a.error} for ${a.label} action error`,
+        done => {
+            generateParsedXml('Action', a, parsedXml => {
+                checkError(parsedXml, a.error, a.errMessage, done);
+            });
+        });
+    });
+
     invalidFilters.forEach(filter => {
-        it(`should return MalformedXML error for ${filter.tag} filter error`,
+        it(`should return ${filter.error} for ${filter.label} filter error`,
         done => {
-            tagValue.filter = filter.tag;
+            generateParsedXml('Filter', filter, parsedXml => {
-            generateParsedXml('Filter', tagValue, parsedXml => {
+                checkError(parsedXml, filter.error, filter.errMessage, done);
-                checkError(parsedXml, 'MalformedXML', filter.errMessage, done);
             });
         });
     });
+
     it('should return MalformedXML error if invalid status', done => {
-        tagValue.status = 'foo';
+        tagObj.status = 'foo';
         const errMessage = 'Status is not valid';
-        generateParsedXml('Status', tagValue, parsedXml => {
+        generateParsedXml('Status', tagObj, parsedXml => {
             checkError(parsedXml, 'MalformedXML', errMessage, done);
         });
     });
+
+    it('should return InvalidRequest error if ID not unique', done => {
+        tagObj.rule = 'not-unique-id';
+        const errMessage = 'Rule ID must be unique';
+        generateParsedXml('Rule', tagObj, parsedXml => {
+            checkError(parsedXml, 'InvalidRequest', errMessage, done);
+        });
+    });
+
     it('should return InvalidArgument error if invalid ID', done => {
-        tagValue.id = 'a'.repeat(256);
+        tagObj.id = 'a'.repeat(256);
         const errMessage = 'Rule ID is greater than 255 characters long';
-        generateParsedXml('ID', tagValue, parsedXml => {
+        generateParsedXml('ID', tagObj, parsedXml => {
             checkError(parsedXml, 'InvalidArgument', errMessage, done);
         });
     });
+
     it('should return MalformedXML error if over 1000 rules', done => {
-        tagValue.rule = 'too-many-rules';
+        tagObj.rule = 'too-many-rules';
         const errMessage = 'request xml includes over max limit of 1000 rules';
-        generateParsedXml('Rule', tagValue, parsedXml => {
+        generateParsedXml('Rule', tagObj, parsedXml => {
             checkError(parsedXml, 'MalformedXML', errMessage, done);
         });
     });
-    invalidRequests.forEach(req => {
+
-        it(`should return InvalidRequest error for ${req.tag}`, done => {
+    it('should use last listed Prefix if multiple Prefixes included', done => {
-            tagValue.rule = req.tag;
+        tagObj.label = 'mult-prefixes';
-            generateParsedXml('Rule', tagValue, parsedXml => {
+        tagObj.lastPrefix = 'coco';
-                checkError(parsedXml, 'InvalidRequest', req.errMessage, done);
+        generateParsedXml('Filter', tagObj, parsedXml => {
-            });
+            const lcConfig = new LifecycleConfiguration(parsedXml).
+                getLifecycleConfiguration();
+            assert.strictEqual(tagObj.lastPrefix,
+                lcConfig.rules[0].filter.rulePrefix);
+            done();
         });
     });
 });