multi: add omitSuccessfulPackages opt (#12)

Co-authored-by: Rob Herley <robherley@github.com>

README.md

@@ -11,6 +11,7 @@ Powered by [Job Summaries](https://github.blog/2022-05-09-supercharging-github-a
 | moduleDirectory | `.` | relative path to the directory containing the `go.mod` of the module you wish to test |
 | testArguments | `./...` | arguments to pass to `go test`, `-json` will be prepended automatically |
 | omitUntestedPackages | `false` |  omit any go packages that don't have any tests from the summary output |
+| omitSuccessfulPackages | `false` |  omit any go packages that didn't contain failed tests |
 | omitPie | `false` | omit the pie chart from the summary output
 
 ## Demo

__tests__/renderer.test.ts

@@ -27,6 +27,7 @@ const getRenderer = async (): Promise<Renderer> => {
     testEvents,
     '', // stderr
     false, // omitUntestedPackages
+    false, // omitSuccessfulPackages
     false // omitPie
   )
 }
@@ -105,6 +106,7 @@ describe('renderer', () => {
       [],
       '',
       false,
+      false,
       false
     )
     await renderer.writeSummary()

src/renderer.ts

@@ -16,6 +16,7 @@ class Renderer {
   testEvents: TestEvent[]
   stderr: string
   omitUntestedPackages: boolean
+  omitSuccessfulPackages: boolean
   omitPie: boolean
   packageResults: PackageResult[]
   headers: SummaryTableRow = [
@@ -36,12 +37,14 @@ class Renderer {
     testEvents: TestEvent[],
     stderr: string,
     omitUntestedPackages: boolean,
+    omitSuccessfulPackages: boolean,
     omitPie: boolean
   ) {
     this.moduleName = moduleName
     this.testEvents = testEvents
     this.stderr = stderr
     this.omitUntestedPackages = omitUntestedPackages
+    this.omitSuccessfulPackages = omitSuccessfulPackages
     this.omitPie = omitPie
     this.packageResults = this.calculatePackageResults()
   }
@@ -51,9 +54,11 @@ class Renderer {
    * https://docs.github.com/en/actions/using-workflows/workflow-commands-for-github-actions#adding-a-job-summary
    */
   async writeSummary() {
-    const resultsToRender = this.packageResults.filter(result =>
-      this.omitUntestedPackages ? result.hasTests() : true
-    )
+    const resultsToRender = this.packageResults
+      .filter(result => (this.omitUntestedPackages ? result.hasTests() : true))
+      .filter(result =>
+        this.omitSuccessfulPackages ? result.justSuccessfulTests() : true
+      )
 
     if (resultsToRender.length === 0) {
       core.debug('no packages with tests, skipping render')

src/results.ts

@@ -35,6 +35,10 @@ class PackageResult {
     return this.testCount() !== 0
   }
 
+  public justSuccessfulTests(): boolean {
+    return this.conclusions.pass === 0 && this.conclusions.fail === 0
+  }
+
   public output(): string {
     return this.events.map(e => e.output).join('')
   }

src/runner.ts

@@ -12,6 +12,7 @@ class Runner {
   moduleDirectory = '.'
   testArguments = ['./...']
   omitUntestedPackages = false
+  omitSuccessfulPackages = false
   omitPie = false
   fromJSONFile: string | null = null
 
@@ -34,6 +35,7 @@ class Runner {
         testEvents,
         '',
         this.omitUntestedPackages,
+        this.omitSuccessfulPackages,
         this.omitPie
       )
 
@@ -53,6 +55,7 @@ class Runner {
         testEvents,
         stderr,
         this.omitUntestedPackages,
+        this.omitSuccessfulPackages,
         this.omitPie
       )
 
@@ -139,6 +142,13 @@ class Runner {
       this.omitUntestedPackages = core.getBooleanInput('omitUntestedPackages')
     }
 
+    const omitSuccessfulPackages = core.getInput('omitSuccessfulPackages')
+    if (omitSuccessfulPackages) {
+      this.omitSuccessfulPackages = core.getBooleanInput(
+        'omitSuccessfulPackages'
+      )
+    }
+
     const omitPie = core.getInput('omitPie')
     if (omitPie) {
       this.omitPie = core.getBooleanInput('omitPie')