GoogleChrome · patrickhulce · May 4, 2018 · May 3, 2018 · May 3, 2018 · May 4, 2018
diff --git a/lighthouse-cli/test/smokehouse/offline-local/offline-expectations.js b/lighthouse-cli/test/smokehouse/offline-local/offline-expectations.js
@@ -81,22 +81,22 @@ module.exports = [
         score: 0,
       },
       'aria-valid-attr': {
-        notApplicable: true,
+        scoreDisplayMode: 'not-applicable',
       },
       'aria-allowed-attr': {
-        notApplicable: true,
+        scoreDisplayMode: 'not-applicable',
       },
       'color-contrast': {
         score: 1,
       },
       'image-alt': {
-        notApplicable: true,
+        scoreDisplayMode: 'not-applicable',
       },
       'label': {
-        notApplicable: true,
+        scoreDisplayMode: 'not-applicable',
       },
       'tabindex': {
-        notApplicable: true,
+        scoreDisplayMode: 'not-applicable',
       },
       'content-width': {
         score: 1,
@@ -144,10 +144,10 @@ module.exports = [
         score: 0,
       },
       'aria-valid-attr': {
-        notApplicable: true,
+        scoreDisplayMode: 'not-applicable',
       },
       'aria-allowed-attr': {
-        notApplicable: true,
+        scoreDisplayMode: 'not-applicable',
       },
       'color-contrast': {
         score: 1,
@@ -156,10 +156,10 @@ module.exports = [
         score: 0,
       },
       'label': {
-        notApplicable: true,
+        scoreDisplayMode: 'not-applicable',
       },
       'tabindex': {
-        notApplicable: true,
+        scoreDisplayMode: 'not-applicable',
       },
       'content-width': {
         score: 1,

diff --git a/lighthouse-cli/test/smokehouse/pwa-expectations.js b/lighthouse-cli/test/smokehouse/pwa-expectations.js
@@ -102,15 +102,15 @@ module.exports = [
       // "manual" audits. Just verify in the results.
       'pwa-cross-browser': {
         score: 0,
-        manual: true,
+        scoreDisplayMode: 'manual',
       },
       'pwa-page-transitions': {
         score: 0,
-        manual: true,
+        scoreDisplayMode: 'manual',
       },
       'pwa-each-page-has-url': {
         score: 0,
-        manual: true,
+        scoreDisplayMode: 'manual',
       },
     },
   },
@@ -207,15 +207,15 @@ module.exports = [
       // "manual" audits. Just verify in the results.
       'pwa-cross-browser': {
         score: 0,
-        manual: true,
+        scoreDisplayMode: 'manual',
       },
       'pwa-page-transitions': {
         score: 0,
-        manual: true,
+        scoreDisplayMode: 'manual',
       },
       'pwa-each-page-has-url': {
         score: 0,
-        manual: true,
+        scoreDisplayMode: 'manual',
       },
     },
   },

diff --git a/lighthouse-cli/test/smokehouse/pwa2-expectations.js b/lighthouse-cli/test/smokehouse/pwa2-expectations.js
@@ -104,15 +104,15 @@ module.exports = [
       // "manual" audits. Just verify in the results.
       'pwa-cross-browser': {
         score: 0,
-        manual: true,
+        scoreDisplayMode: 'manual',
       },
       'pwa-page-transitions': {
         score: 0,
-        manual: true,
+        scoreDisplayMode: 'manual',
       },
       'pwa-each-page-has-url': {
         score: 0,
-        manual: true,
+        scoreDisplayMode: 'manual',
       },
     },
   },
@@ -215,15 +215,15 @@ module.exports = [
       // "manual" audits. Just verify in the results.
       'pwa-cross-browser': {
         score: 0,
-        manual: true,
+        scoreDisplayMode: 'manual',
       },
       'pwa-page-transitions': {
         score: 0,
-        manual: true,
+        scoreDisplayMode: 'manual',
       },
       'pwa-each-page-has-url': {
         score: 0,
-        manual: true,
+        scoreDisplayMode: 'manual',
       },
     },
   },

diff --git a/lighthouse-cli/test/smokehouse/pwa3-expectations.js b/lighthouse-cli/test/smokehouse/pwa3-expectations.js
@@ -102,15 +102,15 @@ module.exports = [
       // "manual" audits. Just verify in the results.
       'pwa-cross-browser': {
         score: 0,
-        manual: true,
+        scoreDisplayMode: 'manual',
       },
       'pwa-page-transitions': {
         score: 0,
-        manual: true,
+        scoreDisplayMode: 'manual',
       },
       'pwa-each-page-has-url': {
         score: 0,
-        manual: true,
+        scoreDisplayMode: 'manual',
       },
     },
   },

diff --git a/lighthouse-cli/test/smokehouse/seo/expectations.js b/lighthouse-cli/test/smokehouse/seo/expectations.js
@@ -73,7 +73,7 @@ module.exports = [
       },
       'robots-txt': {
         rawValue: true,
-        notApplicable: true,
+        scoreDisplayMode: 'not-applicable',
       },
     },
   },

diff --git a/lighthouse-core/audits/audit.js b/lighthouse-core/audits/audit.js
@@ -26,12 +26,15 @@ class Audit {
   }
 
   /**
-   * @return {LH.Audit.ScoringModes}
+   * @return {LH.Audit.ScoreDisplayModes}
    */
   static get SCORING_MODES() {
     return {
       NUMERIC: 'numeric',
       BINARY: 'binary',
+      MANUAL: 'manual',
+      INFORMATIVE: 'informative',
+      NOT_APPLICABLE: 'not-applicable',
     };
   }
 
@@ -125,7 +128,7 @@ class Audit {
   /**
    * @param {typeof Audit} audit
    * @param {LH.Audit.Product} result
-   * @return {{score: number, scoreDisplayMode: LH.Audit.ScoringModeValue}}
+   * @return {{score: number, scoreDisplayMode: LH.Audit.ScoreDisplayMode}}
    */
   static _normalizeAuditScore(audit, result) {
     // Cast true/false to 1/0
@@ -155,14 +158,12 @@ class Audit {
       throw new Error('generateAuditResult requires a rawValue');
     }
 
-    // eslint-disable-next-line prefer-const
     let {score, scoreDisplayMode} = Audit._normalizeAuditScore(audit, result);
 
     // If the audit was determined to not apply to the page, we'll reset it as informative only
-    let informative = audit.meta.informative;
     if (result.notApplicable) {
       score = 1;
-      informative = true;
+      scoreDisplayMode = Audit.SCORING_MODES.NOT_APPLICABLE;
       result.rawValue = true;
     }
 
@@ -181,9 +182,6 @@ class Audit {
       debugString: result.debugString,
       extendedInfo: result.extendedInfo,
       scoreDisplayMode,
-      informative,
-      manual: audit.meta.manual,
-      notApplicable: result.notApplicable,
       name: audit.meta.name,
       description: auditDescription,
       helpText: audit.meta.helpText,

diff --git a/lighthouse-core/audits/byte-efficiency/offscreen-images.js b/lighthouse-core/audits/byte-efficiency/offscreen-images.js
@@ -29,7 +29,6 @@ class OffscreenImages extends ByteEfficiencyAudit {
     return {
       name: 'offscreen-images',
       description: 'Defer offscreen images',
-      informative: true,
       scoreDisplayMode: ByteEfficiencyAudit.SCORING_MODES.NUMERIC,
       helpText:
         'Consider lazy-loading offscreen and hidden images after all critical resources have ' +

diff --git a/lighthouse-core/audits/byte-efficiency/render-blocking-resources.js b/lighthouse-core/audits/byte-efficiency/render-blocking-resources.js
@@ -53,7 +53,6 @@ class RenderBlockingResources extends Audit {
     return {
       name: 'render-blocking-resources',
       description: 'Eliminate render-blocking resources',
-      informative: true,
       scoreDisplayMode: Audit.SCORING_MODES.NUMERIC,
       helpText:
         'Resources are blocking the first paint of your page. Consider ' +

diff --git a/lighthouse-core/audits/byte-efficiency/unminified-css.js b/lighthouse-core/audits/byte-efficiency/unminified-css.js
@@ -22,7 +22,6 @@ class UnminifiedCSS extends ByteEfficiencyAudit {
     return {
       name: 'unminified-css',
       description: 'Minify CSS',
-      informative: true,
       scoreDisplayMode: ByteEfficiencyAudit.SCORING_MODES.NUMERIC,
       helpText: 'Minifying CSS files can reduce network payload sizes. ' +
         '[Learn more](https://developers.google.com/speed/docs/insights/MinifyResources).',

diff --git a/lighthouse-core/audits/byte-efficiency/unminified-javascript.js b/lighthouse-core/audits/byte-efficiency/unminified-javascript.js
@@ -30,7 +30,7 @@ class UnminifiedJavaScript extends ByteEfficiencyAudit {
     return {
       name: 'unminified-javascript',
       description: 'Minify JavaScript',
-      informative: true,
+
       scoreDisplayMode: ByteEfficiencyAudit.SCORING_MODES.NUMERIC,
       helpText: 'Minifying JavaScript files can reduce payload sizes and script parse time. ' +
         '[Learn more](https://developers.google.com/speed/docs/insights/MinifyResources).',

diff --git a/lighthouse-core/audits/byte-efficiency/unused-css-rules.js b/lighthouse-core/audits/byte-efficiency/unused-css-rules.js
@@ -20,7 +20,6 @@ class UnusedCSSRules extends ByteEfficiencyAudit {
     return {
       name: 'unused-css-rules',
       description: 'Unused CSS rules',
-      informative: true,
       scoreDisplayMode: ByteEfficiencyAudit.SCORING_MODES.NUMERIC,
       helpText: 'Remove unused rules from stylesheets to reduce unnecessary ' +
           'bytes consumed by network activity. ' +

diff --git a/lighthouse-core/audits/byte-efficiency/unused-javascript.js b/lighthouse-core/audits/byte-efficiency/unused-javascript.js
@@ -17,7 +17,6 @@ class UnusedJavaScript extends ByteEfficiencyAudit {
     return {
       name: 'unused-javascript',
       description: 'Unused JavaScript',
-      informative: true,
       scoreDisplayMode: ByteEfficiencyAudit.SCORING_MODES.NUMERIC,
       helpText: 'Remove unused JavaScript to reduce bytes consumed by network activity.',
       requiredArtifacts: ['JsUsage', 'devtoolsLogs'],

diff --git a/lighthouse-core/audits/byte-efficiency/uses-optimized-images.js b/lighthouse-core/audits/byte-efficiency/uses-optimized-images.js
@@ -23,7 +23,6 @@ class UsesOptimizedImages extends ByteEfficiencyAudit {
     return {
       name: 'uses-optimized-images',
       description: 'Efficiently encode images',
-      informative: true,
       scoreDisplayMode: ByteEfficiencyAudit.SCORING_MODES.NUMERIC,
       helpText: 'Optimized images load faster and consume less cellular data. ' +
         '[Learn more](https://developers.google.com/web/tools/lighthouse/audits/optimize-images).',

diff --git a/lighthouse-core/audits/byte-efficiency/uses-responsive-images.js b/lighthouse-core/audits/byte-efficiency/uses-responsive-images.js
@@ -27,7 +27,6 @@ class UsesResponsiveImages extends ByteEfficiencyAudit {
     return {
       name: 'uses-responsive-images',
       description: 'Properly size images',
-      informative: true,
       scoreDisplayMode: ByteEfficiencyAudit.SCORING_MODES.NUMERIC,
       helpText:
         'Serve images that are appropriately-sized to save cellular data ' +

diff --git a/lighthouse-core/audits/byte-efficiency/uses-text-compression.js b/lighthouse-core/audits/byte-efficiency/uses-text-compression.js
@@ -22,7 +22,6 @@ class ResponsesAreCompressed extends ByteEfficiencyAudit {
   static get meta() {
     return {
       name: 'uses-text-compression',
-      informative: true,
       scoreDisplayMode: ByteEfficiencyAudit.SCORING_MODES.NUMERIC,
       description: 'Enable text compression',
       helpText: 'Text-based responses should be served with compression (gzip, deflate or brotli)' +

diff --git a/lighthouse-core/audits/byte-efficiency/uses-webp-images.js b/lighthouse-core/audits/byte-efficiency/uses-webp-images.js
@@ -22,7 +22,6 @@ class UsesWebPImages extends ByteEfficiencyAudit {
     return {
       name: 'uses-webp-images',
       description: 'Serve images in next-gen formats',
-      informative: true,
       scoreDisplayMode: ByteEfficiencyAudit.SCORING_MODES.NUMERIC,
       helpText: 'Image formats like JPEG 2000, JPEG XR, and WebP often provide better ' +
         'compression than PNG or JPEG, which means faster downloads and less data consumption. ' +

diff --git a/lighthouse-core/audits/critical-request-chains.js b/lighthouse-core/audits/critical-request-chains.js
@@ -16,7 +16,7 @@ class CriticalRequestChains extends Audit {
     return {
       name: 'critical-request-chains',
       description: 'Critical Request Chains',
-      informative: true,
+      scoreDisplayMode: Audit.SCORING_MODES.INFORMATIVE,
       helpText: 'The Critical Request Chains below show you what resources are ' +
           'issued with a high priority. Consider reducing ' +
           'the length of chains, reducing the download size of resources, or ' +

diff --git a/lighthouse-core/audits/manual/manual-audit.js b/lighthouse-core/audits/manual/manual-audit.js
@@ -14,12 +14,11 @@ const Audit = require('../audit');
 
 class ManualAudit extends Audit {
   /**
-   * @return {Pick<LH.Audit.Meta, 'informative'|'manual'|'requiredArtifacts'>}
+   * @return {Pick<LH.Audit.Meta, 'scoreDisplayMode'|'requiredArtifacts'>}
    */
   static get partialMeta() {
     return {
-      informative: true,
-      manual: true,
+      scoreDisplayMode: Audit.SCORING_MODES.MANUAL,
       requiredArtifacts: [],
     };
   }

diff --git a/lighthouse-core/audits/metrics.js b/lighthouse-core/audits/metrics.js
@@ -14,7 +14,7 @@ class Metrics extends Audit {
   static get meta() {
     return {
       name: 'metrics',
-      informative: true,
+      scoreDisplayMode: Audit.SCORING_MODES.INFORMATIVE,
       description: 'Metrics',
       helpText: 'Collects all available metrics.',
       requiredArtifacts: ['traces', 'devtoolsLogs'],

diff --git a/lighthouse-core/audits/mixed-content.js b/lighthouse-core/audits/mixed-content.js
@@ -24,7 +24,6 @@ class MixedContent extends Audit {
     return {
       name: 'mixed-content',
       description: 'All resources loaded are secure',
-      informative: true,
       failureDescription: 'Some insecure resources can be upgraded to HTTPS',
       helpText: `Mixed content warnings can prevent you from upgrading to HTTPS.
       This audit shows which insecure resources this page uses that can be

diff --git a/lighthouse-core/audits/network-requests.js b/lighthouse-core/audits/network-requests.js
@@ -15,7 +15,7 @@ class NetworkRequests extends Audit {
   static get meta() {
     return {
       name: 'network-requests',
-      informative: true,
+      scoreDisplayMode: Audit.SCORING_MODES.INFORMATIVE,
       description: 'Network Requests',
       helpText: 'Lists the network requests that were made during page load.',
       requiredArtifacts: ['devtoolsLogs'],

diff --git a/lighthouse-core/audits/screenshot-thumbnails.js b/lighthouse-core/audits/screenshot-thumbnails.js
@@ -21,7 +21,7 @@ class ScreenshotThumbnails extends Audit {
   static get meta() {
     return {
       name: 'screenshot-thumbnails',
-      informative: true,
+      scoreDisplayMode: Audit.SCORING_MODES.INFORMATIVE,
       description: 'Screenshot Thumbnails',
       helpText: 'This is what the load of your site looked like.',
       requiredArtifacts: ['traces', 'devtoolsLogs'],

diff --git a/lighthouse-core/audits/time-to-first-byte.js b/lighthouse-core/audits/time-to-first-byte.js
@@ -18,7 +18,6 @@ class TTFBMetric extends Audit {
     return {
       name: 'time-to-first-byte',
       description: 'Keep server response times low (TTFB)',
-      informative: true,
       helpText: 'Time To First Byte identifies the time at which your server sends a response.' +
         ' [Learn more](https://developers.google.com/web/tools/chrome-devtools/network-performance/issues).',
       requiredArtifacts: ['devtoolsLogs', 'URL'],

diff --git a/lighthouse-core/audits/user-timings.js b/lighthouse-core/audits/user-timings.js
@@ -17,12 +17,12 @@ class UserTimings extends Audit {
   static get meta() {
     return {
       name: 'user-timings',
+      scoreDisplayMode: Audit.SCORING_MODES.INFORMATIVE,
       description: 'User Timing marks and measures',
       helpText: 'Consider instrumenting your app with the User Timing API to create custom, ' +
           'real-world measurements of key user experiences. ' +
           '[Learn more](https://developers.google.com/web/tools/lighthouse/audits/user-timing).',
       requiredArtifacts: ['traces'],
-      informative: true,
     };
   }
 

diff --git a/lighthouse-core/audits/uses-rel-preconnect.js b/lighthouse-core/audits/uses-rel-preconnect.js
@@ -24,7 +24,6 @@ class UsesRelPreconnectAudit extends Audit {
     return {
       name: 'uses-rel-preconnect',
       description: 'Avoid multiple, costly round trips to any origin',
-      informative: true,
       helpText:
         'Consider adding preconnect or dns-prefetch resource hints to establish early ' +
         `connections to important third-party origins. [Learn more](https://developers.google.com/web/fundamentals/performance/resource-prioritization#preconnect).`,

diff --git a/lighthouse-core/audits/uses-rel-preload.js b/lighthouse-core/audits/uses-rel-preload.js
@@ -17,7 +17,6 @@ class UsesRelPreloadAudit extends Audit {
     return {
       name: 'uses-rel-preload',
       description: 'Preload key requests',
-      informative: true,
       helpText: 'Consider using <link rel=preload> to prioritize fetching late-discovered ' +
         'resources sooner. [Learn more](https://developers.google.com/web/updates/2016/03/link-rel-preload).',
       requiredArtifacts: ['devtoolsLogs', 'traces', 'URL'],