terraform/internal/moduletest/provider_test.go

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package moduletest
import (
"testing"
"github.com/google/go-cmp/cmp"
"github.com/hashicorp/terraform/internal/providers"
"github.com/zclconf/go-cty-debug/ctydebug"
"github.com/zclconf/go-cty/cty"
)
func TestProvider(t *testing.T) {
assertionConfig := cty.ObjectVal(map[string]cty.Value{
"component": cty.StringVal("spline_reticulator"),
"equal": cty.MapVal(map[string]cty.Value{
"match": cty.ObjectVal(map[string]cty.Value{
"description": cty.StringVal("this should match"),
"got": cty.StringVal("a"),
"want": cty.StringVal("a"),
}),
"unmatch": cty.ObjectVal(map[string]cty.Value{
"description": cty.StringVal("this should not match"),
"got": cty.StringVal("a"),
"want": cty.StringVal("b"),
}),
}),
"check": cty.MapVal(map[string]cty.Value{
"pass": cty.ObjectVal(map[string]cty.Value{
"description": cty.StringVal("this should pass"),
"condition": cty.True,
}),
"fail": cty.ObjectVal(map[string]cty.Value{
"description": cty.StringVal("this should fail"),
"condition": cty.False,
}),
}),
})
// The provider code expects to receive an object that was decoded from
// HCL using the schema, so to make sure we're testing a more realistic
// situation here we'll require the config to conform to the schema. If
// this fails, it's a bug in the configuration definition above rather
// than in the provider itself.
for _, err := range assertionConfig.Type().TestConformance(testAssertionsSchema.Block.ImpliedType()) {
t.Error(err)
}
p := NewProvider()
configureResp := p.ConfigureProvider(providers.ConfigureProviderRequest{
Config: cty.EmptyObjectVal,
})
if got, want := len(configureResp.Diagnostics), 1; got != want {
t.Fatalf("got %d Configure diagnostics, but want %d", got, want)
}
if got, want := configureResp.Diagnostics[0].Description().Summary, "The test provider is experimental"; got != want {
t.Fatalf("wrong diagnostic message\ngot: %s\nwant: %s", got, want)
}
validateResp := p.ValidateResourceConfig(providers.ValidateResourceConfigRequest{
TypeName: "test_assertions",
Config: assertionConfig,
})
if got, want := len(validateResp.Diagnostics), 0; got != want {
t.Fatalf("got %d ValidateResourceTypeConfig diagnostics, but want %d", got, want)
}
planResp := p.PlanResourceChange(providers.PlanResourceChangeRequest{
TypeName: "test_assertions",
Config: assertionConfig,
PriorState: cty.NullVal(assertionConfig.Type()),
ProposedNewState: assertionConfig,
})
if got, want := len(planResp.Diagnostics), 0; got != want {
t.Fatalf("got %d PlanResourceChange diagnostics, but want %d", got, want)
}
planned := planResp.PlannedState
if got, want := planned, assertionConfig; !want.RawEquals(got) {
t.Fatalf("wrong planned new value\n%s", ctydebug.DiffValues(want, got))
}
gotComponents := p.TestResults()
wantComponents := map[string]*Component{
"spline_reticulator": {
Assertions: map[string]*Assertion{
"pass": {
Outcome: Pending,
Description: "this should pass",
},
"fail": {
Outcome: Pending,
Description: "this should fail",
},
"match": {
Outcome: Pending,
Description: "this should match",
},
"unmatch": {
Outcome: Pending,
Description: "this should not match",
},
},
},
}
if diff := cmp.Diff(wantComponents, gotComponents); diff != "" {
t.Fatalf("wrong test results after planning\n%s", diff)
}
applyResp := p.ApplyResourceChange(providers.ApplyResourceChangeRequest{
TypeName: "test_assertions",
Config: assertionConfig,
PriorState: cty.NullVal(assertionConfig.Type()),
PlannedState: planned,
})
if got, want := len(applyResp.Diagnostics), 0; got != want {
t.Fatalf("got %d ApplyResourceChange diagnostics, but want %d", got, want)
}
final := applyResp.NewState
if got, want := final, assertionConfig; !want.RawEquals(got) {
t.Fatalf("wrong new value\n%s", ctydebug.DiffValues(want, got))
}
gotComponents = p.TestResults()
wantComponents = map[string]*Component{
"spline_reticulator": {
Assertions: map[string]*Assertion{
"pass": {
Outcome: Passed,
Description: "this should pass",
Message: "condition passed",
},
"fail": {
Outcome: Failed,
Description: "this should fail",
Message: "condition failed",
},
"match": {
Outcome: Passed,
Description: "this should match",
Message: "correct value\n got: \"a\"\n",
},
"unmatch": {
Outcome: Failed,
Description: "this should not match",
Message: "wrong value\n got: \"a\"\n want: \"b\"\n",
},
},
},
}
if diff := cmp.Diff(wantComponents, gotComponents); diff != "" {
t.Fatalf("wrong test results after applying\n%s", diff)
}
}