62 lines
2.4 KiB
Bash
Executable File
62 lines
2.4 KiB
Bash
Executable File
#!/usr/bin/env bash
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# Test for issue #2271: lookup function should work with strategicMergePatches
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# Without this fix, helm template runs client-side and lookup() returns empty values
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issue_2271_input_dir="${cases_dir}/issue-2271/input"
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issue_2271_tmp_dir=$(mktemp -d)
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cd "${issue_2271_input_dir}"
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test_start "issue-2271: lookup function with strategicMergePatches"
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# Test 1: Install chart without kustomize patches
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info "Installing chart without kustomize patches"
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${helmfile} -f helmfile-no-kustomize.yaml apply --suppress-diff > "${issue_2271_tmp_dir}/test-2271-install.txt" 2>&1
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code=$?
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if [ $code -ne 0 ]; then
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cat "${issue_2271_tmp_dir}/test-2271-install.txt"
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rm -rf "${issue_2271_tmp_dir}"
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fail "Failed to install chart"
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fi
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info "Chart installed successfully"
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# Test 2: Modify ConfigMap value manually to simulate an upgrade scenario
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info "Modifying ConfigMap value to test lookup preservation"
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${kubectl} patch configmap test-release-2271-config --type merge -p '{"data":{"preserved-value":"test-preserved-value"}}' > /dev/null 2>&1
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# Verify the value was changed
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current_value=$(${kubectl} get configmap test-release-2271-config -o jsonpath='{.data.preserved-value}')
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if [ "$current_value" != "test-preserved-value" ]; then
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rm -rf "${issue_2271_tmp_dir}"
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fail "Failed to update ConfigMap value. Got: $current_value"
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fi
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info "ConfigMap value updated to: $current_value"
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# Test 3: Diff with strategicMergePatches should preserve the lookup value
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info "Testing diff with strategicMergePatches - lookup should preserve value"
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${helmfile} -f helmfile.yaml diff > "${issue_2271_tmp_dir}/test-2271-diff.txt" 2>&1
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code=$?
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# Check if the diff contains the preserved value (not "initial-value")
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if grep -q "preserved-value.*test-preserved-value" "${issue_2271_tmp_dir}/test-2271-diff.txt"; then
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info "SUCCESS: lookup function preserved the value with kustomize patches"
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elif grep -q "preserved-value.*initial-value" "${issue_2271_tmp_dir}/test-2271-diff.txt"; then
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cat "${issue_2271_tmp_dir}/test-2271-diff.txt"
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rm -rf "${issue_2271_tmp_dir}"
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fail "Issue #2271 regression: lookup function returned empty value with kustomize"
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else
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# No diff for ConfigMap means value is perfectly preserved
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info "SUCCESS: No ConfigMap changes detected (value perfectly preserved)"
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fi
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# Cleanup
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${helm} uninstall test-release-2271 --namespace default 2>/dev/null || true
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rm -rf "${issue_2271_tmp_dir}"
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test_pass "issue-2271: lookup function with strategicMergePatches"
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