Add integration test

Signed-off-by: Kim Christensen <kimworking@gmail.com>

tests/integration/lint_test.go

@@ -36,3 +36,15 @@ func TestLint(t *testing.T) {
 	require.NotContains(t, output, "unknown command", "an unsupported mixin command should not be printed to the console in info")
 
 }
+
+func TestLint_DependenciesSameName(t *testing.T) {
+	test, err := tester.NewTest(t)
+	defer test.Close()
+	require.NoError(t, err, "test setup failed")
+
+	_, output, _ := test.RunPorterWith(func(cmd *shx.PreparedCommand) {
+		cmd.Args("lint")
+		cmd.In(filepath.Join(test.RepoRoot, "tests/integration/testdata/bundles/bundle-with-samenamedeps-lint-error"))
+	})
+	require.Contains(t, output, "error(porter-102) - Dependency error", "multiple dependencies with the same name should be an error")
+}

tests/integration/testdata/bundles/bundle-with-samenamedeps-lint-error/porter.yaml

@@ -0,0 +1,40 @@
+# This bundle is designed to cause the porter lint/build commands to fail
+schemaType: Bundle
+schemaVersion: 1.0.1
+name: exec-mixin-lint-error
+version: 0.1.0
+description: "This bundle is designed to cause the porter lint/build commands to fail, use --no-lint to use it anyway"
+registry: "localhost:5000"
+
+mixins:
+  - exec
+
+dependencies:
+  requires:
+    - bundle:
+        reference: ghcr.io/getporter/porter-hello:v0.2.0
+      name: samename
+    - bundle:
+        reference: ghcr.io/getporter/porter-hello:v0.2.0
+      name: samename
+
+install:
+  - exec:
+      description: trigger a lint error
+      command: echo
+      arguments:
+        - install
+
+upgrade:
+  - exec:
+      description: "World 2.0"
+      command: echo
+      arguments:
+        - upgrade
+
+uninstall:
+  - exec:
+      description: "Uninstall Hello World"
+      command: echo
+      arguments:
+        - uninstall