mirror of
https://github.com/opentofu/opentofu.git
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62 lines
1.3 KiB
Go
62 lines
1.3 KiB
Go
// Copyright (c) The OpenTofu Authors
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// SPDX-License-Identifier: MPL-2.0
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// Copyright (c) 2023 HashiCorp, Inc.
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// SPDX-License-Identifier: MPL-2.0
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package tofu
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import (
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"testing"
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"github.com/opentofu/opentofu/internal/dag"
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)
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// testGraphNotContains is an assertion helper that tests that a node is
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// NOT contained in the graph.
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func testGraphNotContains(t *testing.T, g *Graph, name string) {
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for _, v := range g.Vertices() {
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if dag.VertexName(v) == name {
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t.Fatalf(
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"Expected %q to NOT be in:\n\n%s",
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name, g.String())
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}
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}
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}
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// testGraphHappensBefore is an assertion helper that tests that node
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// A (dag.VertexName value) happens before node B.
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func testGraphHappensBefore(t *testing.T, g *Graph, A, B string) {
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t.Helper()
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// Find the B vertex
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var vertexB dag.Vertex
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for _, v := range g.Vertices() {
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if dag.VertexName(v) == B {
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vertexB = v
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break
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}
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}
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if vertexB == nil {
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t.Fatalf(
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"Expected %q before %q. Couldn't find %q in:\n\n%s",
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A, B, B, g.String())
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}
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// Look at ancestors
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deps, err := g.Ancestors(vertexB)
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if err != nil {
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t.Fatalf("Error: %s in graph:\n\n%s", err, g.String())
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}
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// Make sure B is in there
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for _, v := range deps.List() {
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if dag.VertexName(v) == A {
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// Success
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return
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}
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}
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t.Fatalf(
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"Expected %q before %q in:\n\n%s",
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A, B, g.String())
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}
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