86 lines
2.0 KiB
Go
86 lines
2.0 KiB
Go
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package terraform
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import (
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"testing"
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"github.com/hashicorp/hcl/v2"
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"github.com/hashicorp/hcl/v2/hclsyntax"
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"github.com/hashicorp/terraform/addrs"
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"github.com/hashicorp/terraform/providers"
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"github.com/zclconf/go-cty/cty"
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)
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func TestContextEval(t *testing.T) {
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// This test doesn't check the "Want" value for impure funcs, so the value
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// on those doesn't matter.
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tests := []struct {
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Input string
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Want cty.Value
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ImpureFunc bool
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}{
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{ // An impure function: allowed in the console, but the result is nondeterministic
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`bcrypt("example")`,
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cty.NilVal,
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true,
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},
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{
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`keys(var.map)`,
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cty.ListVal([]cty.Value{
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cty.StringVal("foo"),
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cty.StringVal("baz"),
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}),
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true,
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},
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{
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`local.result`,
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cty.NumberIntVal(6),
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false,
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},
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{
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`module.child.result`,
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cty.UnknownVal(cty.Number),
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false,
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},
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}
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// This module has a little bit of everything (and if it is missing somehitng, add to it):
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// resources, variables, locals, modules, output
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m := testModule(t, "eval-context-basic")
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p := testProvider("test")
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ctx := testContext2(t, &ContextOpts{
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Config: m,
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Providers: map[addrs.Provider]providers.Factory{
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addrs.NewDefaultProvider("test"): testProviderFuncFixed(p),
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},
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})
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scope, diags := ctx.Eval(addrs.RootModuleInstance)
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if diags.HasErrors() {
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t.Fatalf("Eval errors: %s", diags.Err())
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}
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// Since we're testing 'eval' (used by terraform console), impure functions
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// should be allowed by the scope.
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if scope.PureOnly == true {
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t.Fatal("wrong result: eval should allow impure funcs")
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}
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for _, test := range tests {
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t.Run(test.Input, func(t *testing.T) {
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// Parse the test input as an expression
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expr, _ := hclsyntax.ParseExpression([]byte(test.Input), "<test-input>", hcl.Pos{Line: 1, Column: 1})
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got, diags := scope.EvalExpr(expr, cty.DynamicPseudoType)
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if diags.HasErrors() {
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t.Fatalf("unexpected error: %s", diags.Err())
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}
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if !test.ImpureFunc {
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if !got.RawEquals(test.Want) {
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t.Fatalf("wrong result: want %#v, got %#v", test.Want, got)
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}
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}
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})
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}
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}
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