package configs import ( "fmt" "path/filepath" "reflect" "sort" "strings" "testing" "github.com/davecgh/go-spew/spew" version "github.com/hashicorp/go-version" "github.com/hashicorp/hcl2/hcl" ) func TestBuildConfig(t *testing.T) { parser := NewParser(nil) mod, diags := parser.LoadConfigDir("test-fixtures/config-build") assertNoDiagnostics(t, diags) if mod == nil { t.Fatal("got nil root module; want non-nil") } versionI := 0 cfg, diags := BuildConfig(mod, ModuleWalkerFunc( func(req *ModuleRequest) (*Module, *version.Version, hcl.Diagnostics) { // For the sake of this test we're going to just treat our // SourceAddr as a path relative to our fixture directory. // A "real" implementation of ModuleWalker should accept the // various different source address syntaxes Terraform supports. sourcePath := filepath.Join("test-fixtures/config-build", req.SourceAddr) mod, diags := parser.LoadConfigDir(sourcePath) version, _ := version.NewVersion(fmt.Sprintf("1.0.%d", versionI)) versionI++ return mod, version, diags }, )) assertNoDiagnostics(t, diags) if cfg == nil { t.Fatal("got nil config; want non-nil") } var got []string cfg.DeepEach(func(c *Config) { got = append(got, fmt.Sprintf("%s %s", strings.Join(c.Path, "."), c.Version)) }) sort.Strings(got) want := []string{ " ", "child_a 1.0.0", "child_a.child_c 1.0.1", "child_b 1.0.2", "child_b.child_c 1.0.3", } if !reflect.DeepEqual(got, want) { t.Fatalf("wrong result\ngot: %swant: %s", spew.Sdump(got), spew.Sdump(want)) } if _, exists := cfg.Children["child_a"].Children["child_c"].Module.Outputs["hello"]; !exists { t.Fatalf("missing output 'hello' in child_a.child_c") } if _, exists := cfg.Children["child_b"].Children["child_c"].Module.Outputs["hello"]; !exists { t.Fatalf("missing output 'hello' in child_b.child_c") } if cfg.Children["child_a"].Children["child_c"].Module == cfg.Children["child_b"].Children["child_c"].Module { t.Fatalf("child_a.child_c is same object as child_b.child_c; should not be") } }