test: move lint e2e test to unit test

Makefile

@@ -130,14 +130,6 @@ init-package: ## Create the zarf init package (must `brew install coreutils` on
 release-init-package:
 	$(ZARF_BIN) package create -o build -a $(ARCH) --set AGENT_IMAGE_TAG=$(AGENT_IMAGE_TAG) --confirm .
 
-# INTERNAL: used to build an iron bank version of the init package with an ib version of the registry image
-ib-init-package:
-	@test -s $(ZARF_BIN) || $(MAKE)
-	$(ZARF_BIN) package create -o build -a $(ARCH) --confirm . \
-		--set REGISTRY_IMAGE_DOMAIN="registry1.dso.mil/" \
-		--set REGISTRY_IMAGE="ironbank/opensource/docker/registry-v2" \
-		--set REGISTRY_IMAGE_TAG="2.8.3"
-
 # INTERNAL: used to publish the init package
 publish-init-package:
 	$(ZARF_BIN) package publish build/zarf-init-$(ARCH)-$(CLI_VERSION).tar.zst oci://$(REPOSITORY_URL)

src/pkg/lint/lint.go

@@ -119,7 +119,6 @@ func templateZarfObj(zarfObj any, setVariables map[string]string) ([]PackageFind
 			return err
 		}
 
-		var unSetTemplates bool
 		for key := range yamlTemplates {
 			if deprecated {
 				findings = append(findings, PackageFinding{
@@ -128,15 +127,12 @@ func templateZarfObj(zarfObj any, setVariables map[string]string) ([]PackageFind
 				})
 			}
 			if _, present := setVariables[key]; !present {
-				unSetTemplates = true
+				findings = append(findings, PackageFinding{
+					Description: fmt.Sprintf("package template %s is not set and won't be evaluated during lint", key),
+					Severity:    SevWarn,
+				})
 			}
 		}
-		if unSetTemplates {
-			findings = append(findings, PackageFinding{
-				Description: lang.UnsetVarLintWarning,
-				Severity:    SevWarn,
-			})
-		}
 		for key, value := range setVariables {
 			templateMap[fmt.Sprintf("%s%s###", templatePrefix, key)] = value
 		}

src/pkg/lint/lint_test.go

@@ -7,11 +7,13 @@ package lint
 import (
 	"context"
 	"fmt"
+	"os"
 	"testing"
 
 	"github.com/stretchr/testify/require"
 	"github.com/zarf-dev/zarf/src/api/v1alpha1"
 	"github.com/zarf-dev/zarf/src/config/lang"
+	"github.com/zarf-dev/zarf/src/test/testutil"
 )
 
 func TestLintError(t *testing.T) {
@@ -76,7 +78,7 @@ func TestFillObjTemplate(t *testing.T) {
 	expectedFindings := []PackageFinding{
 		{
 			Severity:    SevWarn,
-			Description: "There are templates that are not set and won't be evaluated during lint",
+			Description: "package template KEY3 is not set and won't be evaluated during lint",
 		},
 		{
 			Severity:    SevWarn,
@@ -93,3 +95,67 @@ func TestFillObjTemplate(t *testing.T) {
 	require.ElementsMatch(t, expectedFindings, findings)
 	require.Equal(t, expectedComponent, component)
 }
+
+func TestLintPackageWithImports(t *testing.T) {
+	ZarfSchema = testutil.LoadSchema(t, "../../../zarf.schema.json")
+	setVariables := map[string]string{
+		"BUSYBOX_IMAGE": "latest",
+	}
+	ctx := context.Background()
+	findings := []PackageFinding{
+		// unset exists in both the root and imported package
+		{
+			YqPath:              "",
+			Description:         "package template UNSET is not set and won't be evaluated during lint",
+			Item:                "",
+			PackageNameOverride: "linted-import",
+			PackagePathOverride: "linted-import",
+			Severity:            SevWarn,
+		},
+		{
+			YqPath:              "",
+			Description:         "package template UNSET is not set and won't be evaluated during lint",
+			Item:                "",
+			PackageNameOverride: "lint",
+			PackagePathOverride: ".",
+			Severity:            SevWarn,
+		},
+		// Test imported skeleton package lints properly
+		{
+			YqPath:              ".components.[0].images.[0]",
+			Description:         "Image not pinned with digest",
+			Item:                "ghcr.io/zarf-dev/doom-game:0.0.1",
+			PackageNameOverride: "dos-games",
+			PackagePathOverride: "oci://ghcr.io/zarf-dev/packages/dos-games:1.1.0",
+			Severity:            SevWarn,
+		},
+		// Test local import lints properly
+		{
+			YqPath:              ".components.[1].images.[0]",
+			Description:         "Image not pinned with digest",
+			Item:                "busybox:latest",
+			PackageNameOverride: "linted-import",
+			PackagePathOverride: "linted-import",
+			Severity:            SevWarn,
+		},
+		// Test flavors
+		{
+			YqPath:              ".components.[4].images.[0]",
+			Description:         "Image not pinned with digest",
+			Item:                "image-in-good-flavor-component:unpinned",
+			PackageNameOverride: "lint",
+			PackagePathOverride: ".",
+			Severity:            SevWarn,
+		},
+	}
+	cwd, err := os.Getwd()
+	require.NoError(t, err)
+	// TODO @austinabro321: remove this and parallelize the test once changing the working directory is no longer required
+	defer func() {
+		require.NoError(t, os.Chdir(cwd))
+	}()
+	err = Validate(ctx, "testdata/lint-with-imports", "good-flavor", setVariables)
+	var lintErr *LintError
+	require.ErrorAs(t, err, &lintErr)
+	require.ElementsMatch(t, findings, lintErr.Findings)
+}

src/test/packages/12-lint/linted-import/zarf.yaml → src/pkg/lint/testdata/lint-with-imports/linted-import/zarf.yaml

@@ -9,12 +9,13 @@ variables:
 
 components:
   - name: dont-care
+    images:
+    - image-that-should-not-show-up-in-lint:unpinned
 
   - name: import-test
     images:
-      - registry.com:9001/whatever/image:latest
-      - busybox@sha256:3fbc632167424a6d997e74f52b878d7cc478225cffac6bc977eedfe51c7f4e79
       - busybox:###ZARF_PKG_TMPL_BUSYBOX_IMAGE###
+      - busybox@sha256:3fbc632167424a6d997e74f52b878d7cc478225cffac6bc977eedfe51c7f4e79
       - busybox:###ZARF_PKG_TMPL_UNSET###
 
   - name: oci-games-url

src/pkg/lint/testdata/lint-with-imports/zarf.yaml

@@ -0,0 +1,29 @@
+kind: ZarfPackageConfig
+metadata:
+  name: lint
+
+components:
+  - name: import-test
+    import:
+      path: linted-import
+
+  - name: full-repo
+    images:
+      - busybox@sha256:3fbc632167424a6d997e74f52b878d7cc478225cffac6bc977eedfe51c7f4e79
+      - busybox:###ZARF_PKG_TMPL_UNSET###
+
+  - name: oci-games-url
+    import:
+      path: linted-import
+
+  - name: import-bad-flavor
+    only:
+      flavor: bad-flavor
+    images:
+      - image-in-bad-flavor-component:unpinned
+
+  - name: import-good-flavor
+    only:
+      flavor: good-flavor
+    images:
+      - image-in-good-flavor-component:unpinned

src/pkg/lint/testdata/package-with-templates/zarf.yaml

@@ -1,4 +1,5 @@
 kind: ZarfPackageConfig
+# Tests that the schema regex validation happen after templating
 metadata:
   name: "###ZARF_PKG_VAR_PACKAGE_NAME###"
 components: