feat(helm/test-chart): build chart dependencies before testing

Signed-off-by: Emilien Escalle <emilien.escalle@escemi.com>

Author: neilime

actions/helm/prepare-chart/README.md

@@ -0,0 +1,43 @@
+<!-- header:start -->
+<!-- header:end -->
+
+<!-- badges:start -->
+<!-- badges:end -->
+
+<!-- overview:start -->
+<!-- overview:end -->
+
+<!-- usage:start -->
+<!-- usage:end -->
+
+<!-- inputs:start -->
+<!-- inputs:end -->
+
+<!-- secrets:start -->
+<!-- secrets:end -->
+
+<!-- outputs:start -->
+<!-- outputs:end -->
+
+<!-- examples:start -->
+<!-- examples:end -->
+
+<!--
+// jscpd:ignore-start
+-->
+
+<!-- contributing:start -->
+<!-- contributing:end -->
+
+<!-- security:start -->
+<!-- security:end -->
+
+<!-- license:start -->
+<!-- license:end -->
+
+<!-- generated:start -->
+<!-- generated:end -->
+
+<!--
+// jscpd:ignore-start
+-->

actions/helm/prepare-chart/action.yml

@@ -0,0 +1,84 @@
+---
+name: "Prepare Helm Chart"
+description: |
+  Add Helm repositories and build chart dependencies
+  for all charts found under a path.
+author: hoverkraft
+branding:
+  icon: package
+  color: blue
+
+inputs:
+  path:
+    description: "Path containing the chart(s) to prepare"
+    required: true
+  helm-repositories:
+    description: |
+      List of Helm repositories to add before building chart dependencies.
+      See https://helm.sh/docs/helm/helm_repo_add/.
+    required: false
+
+runs:
+  using: "composite"
+  steps:
+    - name: Add Helm repositories
+      uses: actions/github-script@3a2844b7e9c422d3c10d287c895573f7108da1b3 # v9.0.0
+      env:
+        INPUT_HELM_REPOSITORIES: ${{ inputs.helm-repositories }}
+      with:
+        script: |
+          const repositories = (process.env.INPUT_HELM_REPOSITORIES ?? '')
+            .split(/\r?\n/)
+            .map((line) => line.trim())
+            .filter((line) => line.length > 0);
+
+          for (const repository of repositories) {
+            await exec.exec('helm', [
+              'repo',
+              'add',
+              ...repository.split(/\s+/),
+            ]);
+          }
+
+    - name: Build chart dependencies
+      uses: actions/github-script@3a2844b7e9c422d3c10d287c895573f7108da1b3 # v9.0.0
+      env:
+        INPUT_PATH: ${{ inputs.path }}
+      with:
+        script: |
+          const path = require('node:path');
+
+          const chartPath = process.env.INPUT_PATH;
+          if (!chartPath) {
+            core.setFailed('"path" input is missing');
+            return;
+          }
+
+          core.info('Building charts dependencies');
+
+          const chartRootDir = path.resolve(
+            process.env.GITHUB_WORKSPACE ?? '.',
+            chartPath,
+          );
+          const chartFiles = [];
+          const globber = await glob.create(
+            `${chartPath}/**/Chart.yaml`,
+            { followSymbolicLinks: false },
+          );
+
+          for await (const chartFile of globber.globGenerator()) {
+            chartFiles.push(chartFile);
+          }
+
+          if (chartFiles.length === 0) {
+            core.info(`No charts found in ${chartRootDir}`);
+            return;
+          }
+
+          chartFiles.sort();
+
+          for (const chartFile of chartFiles) {
+            const chartDir = path.dirname(chartFile);
+            core.info(`Building dependencies for ${chartDir}`);
+            await exec.exec('helm', ['dependency', 'build', chartDir]);
+          }

actions/helm/release-chart/action.yml

@@ -252,45 +252,12 @@ runs:
 
     - uses: azure/setup-helm@dda3372f752e03dde6b3237bc9431cdc2f7a02a2 # v5.0.0
 
-    - shell: bash
-      env:
-        INPUT_HELM_REPOSITORIES: ${{ inputs.helm-repositories }}
-      run: |
-        # For each line in the input, add the Helm repository
-        printf '%s\n' "$INPUT_HELM_REPOSITORIES" | while IFS= read -r line; do
-          if [ -z "$line" ]; then
-            continue
-          fi
-
-          # shellcheck disable=SC2086
-          helm repo add $line
-        done
-
-    - shell: bash
-      env:
-        INPUT_PATH: ${{ inputs.path }}
-      run: |
-        echo "Building charts dependencies"
-
-        CHART_ROOT_DIR="$(pwd)/$INPUT_PATH"
-        CHART_FILES=$(find "$CHART_ROOT_DIR" -name "Chart.yaml")
-
-        # If no files found, exit
-        if [ -z "$CHART_FILES" ]; then
-          echo "No charts found in $CHART_ROOT_DIR"
-          exit 0
-        fi
-
-        # For each chart, build dependencies
-        for chart in $CHART_FILES; do
-          if [ ! -f "$chart" ]; then
-            continue
-          fi
-
-          CHART_DIR=$(dirname "$chart")
-          echo "Building dependencies for $CHART_DIR"
-          helm dependency build "$CHART_DIR"
-        done
+    - name: Prepare chart dependencies
+      uses: ./actions/helm/prepare-chart
+      with:
+        path: ${{ inputs.path }}
+        helm-repositories: >-
+          ${{ inputs.helm-repositories }}
 
     - id: chart-releaser
       uses: appany/helm-oci-chart-releaser@d94988c92bed2e09c6113981f15f8bb495d10943 # v0.5.0