package config import ( "fmt" "path/filepath" "sort" "strings" "testing" ) func TestLoad_badType(t *testing.T) { _, err := Load(filepath.Join(fixtureDir, "bad_type.tf.nope")) if err == nil { t.Fatal("should have error") } } func TestLoadBasic(t *testing.T) { c, err := Load(filepath.Join(fixtureDir, "basic.tf")) if err != nil { t.Fatalf("err: %s", err) } if c == nil { t.Fatal("config should not be nil") } actual := variablesStr(c.Variables) if actual != strings.TrimSpace(basicVariablesStr) { t.Fatalf("bad:\n%s", actual) } actual = providerConfigsStr(c.ProviderConfigs) if actual != strings.TrimSpace(basicProvidersStr) { t.Fatalf("bad:\n%s", actual) } actual = resourcesStr(c.Resources) if actual != strings.TrimSpace(basicResourcesStr) { t.Fatalf("bad:\n%s", actual) } actual = outputsStr(c.Outputs) if actual != strings.TrimSpace(basicOutputsStr) { t.Fatalf("bad:\n%s", actual) } } func TestLoadBasic_import(t *testing.T) { c, err := Load(filepath.Join(fixtureDir, "import.tf")) if err != nil { t.Fatalf("err: %s", err) } if c == nil { t.Fatal("config should not be nil") } actual := variablesStr(c.Variables) if actual != strings.TrimSpace(importVariablesStr) { t.Fatalf("bad:\n%s", actual) } actual = providerConfigsStr(c.ProviderConfigs) if actual != strings.TrimSpace(importProvidersStr) { t.Fatalf("bad:\n%s", actual) } actual = resourcesStr(c.Resources) if actual != strings.TrimSpace(importResourcesStr) { t.Fatalf("bad:\n%s", actual) } } func TestLoadBasic_json(t *testing.T) { c, err := Load(filepath.Join(fixtureDir, "basic.tf.json")) if err != nil { t.Fatalf("err: %s", err) } if c == nil { t.Fatal("config should not be nil") } actual := variablesStr(c.Variables) if actual != strings.TrimSpace(basicVariablesStr) { t.Fatalf("bad:\n%s", actual) } actual = providerConfigsStr(c.ProviderConfigs) if actual != strings.TrimSpace(basicProvidersStr) { t.Fatalf("bad:\n%s", actual) } actual = resourcesStr(c.Resources) if actual != strings.TrimSpace(basicResourcesStr) { t.Fatalf("bad:\n%s", actual) } actual = outputsStr(c.Outputs) if actual != strings.TrimSpace(basicOutputsStr) { t.Fatalf("bad:\n%s", actual) } } func TestLoad_variables(t *testing.T) { c, err := Load(filepath.Join(fixtureDir, "variables.tf")) if err != nil { t.Fatalf("err: %s", err) } if c == nil { t.Fatal("config should not be nil") } actual := variablesStr(c.Variables) if actual != strings.TrimSpace(variablesVariablesStr) { t.Fatalf("bad:\n%s", actual) } } func TestLoadDir_basic(t *testing.T) { c, err := LoadDir(filepath.Join(fixtureDir, "dir-basic")) if err != nil { t.Fatalf("err: %s", err) } if c == nil { t.Fatal("config should not be nil") } actual := variablesStr(c.Variables) if actual != strings.TrimSpace(dirBasicVariablesStr) { t.Fatalf("bad:\n%s", actual) } actual = providerConfigsStr(c.ProviderConfigs) if actual != strings.TrimSpace(dirBasicProvidersStr) { t.Fatalf("bad:\n%s", actual) } actual = resourcesStr(c.Resources) if actual != strings.TrimSpace(dirBasicResourcesStr) { t.Fatalf("bad:\n%s", actual) } actual = outputsStr(c.Outputs) if actual != strings.TrimSpace(dirBasicOutputsStr) { t.Fatalf("bad:\n%s", actual) } } func TestLoadDir_noConfigs(t *testing.T) { _, err := LoadDir(filepath.Join(fixtureDir, "dir-empty")) if err == nil { t.Fatal("should error") } } func TestLoadDir_noMerge(t *testing.T) { c, err := LoadDir(filepath.Join(fixtureDir, "dir-merge")) if err != nil { t.Fatalf("err: %s", err) } if c == nil { t.Fatal("config should not be nil") } if err := c.Validate(); err == nil { t.Fatal("should not be valid") } } func TestLoadDir_override(t *testing.T) { c, err := LoadDir(filepath.Join(fixtureDir, "dir-override")) if err != nil { t.Fatalf("err: %s", err) } if c == nil { t.Fatal("config should not be nil") } actual := variablesStr(c.Variables) if actual != strings.TrimSpace(dirOverrideVariablesStr) { t.Fatalf("bad:\n%s", actual) } actual = providerConfigsStr(c.ProviderConfigs) if actual != strings.TrimSpace(dirOverrideProvidersStr) { t.Fatalf("bad:\n%s", actual) } actual = resourcesStr(c.Resources) if actual != strings.TrimSpace(dirOverrideResourcesStr) { t.Fatalf("bad:\n%s", actual) } actual = outputsStr(c.Outputs) if actual != strings.TrimSpace(dirOverrideOutputsStr) { t.Fatalf("bad:\n%s", actual) } } func outputsStr(os []*Output) string { ns := make([]string, 0, len(os)) m := make(map[string]*Output) for _, o := range os { ns = append(ns, o.Name) m[o.Name] = o } sort.Strings(ns) result := "" for _, n := range ns { o := m[n] result += fmt.Sprintf("%s\n", n) if len(o.RawConfig.Variables) > 0 { result += fmt.Sprintf(" vars\n") for _, rawV := range o.RawConfig.Variables { kind := "unknown" str := rawV.FullKey() switch rawV.(type) { case *ResourceVariable: kind = "resource" case *UserVariable: kind = "user" } result += fmt.Sprintf(" %s: %s\n", kind, str) } } } return strings.TrimSpace(result) } func TestLoad_provisioners(t *testing.T) { c, err := Load(filepath.Join(fixtureDir, "provisioners.tf")) if err != nil { t.Fatalf("err: %s", err) } if c == nil { t.Fatal("config should not be nil") } actual := resourcesStr(c.Resources) if actual != strings.TrimSpace(provisionerResourcesStr) { t.Fatalf("bad:\n%s", actual) } } func TestLoad_connections(t *testing.T) { c, err := Load(filepath.Join(fixtureDir, "connection.tf")) if err != nil { t.Fatalf("err: %s", err) } if c == nil { t.Fatal("config should not be nil") } actual := resourcesStr(c.Resources) if actual != strings.TrimSpace(connectionResourcesStr) { t.Fatalf("bad:\n%s", actual) } // Check for the connection info r := c.Resources[0] if r.Name != "web" && r.Type != "aws_instance" { t.Fatalf("Bad: %#v", r) } p1 := r.Provisioners[0] if p1.ConnInfo == nil || len(p1.ConnInfo.Raw) != 2 { t.Fatalf("Bad: %#v", p1.ConnInfo) } if p1.ConnInfo.Raw["user"] != "nobody" { t.Fatalf("Bad: %#v", p1.ConnInfo) } p2 := r.Provisioners[1] if p2.ConnInfo == nil || len(p2.ConnInfo.Raw) != 2 { t.Fatalf("Bad: %#v", p2.ConnInfo) } if p2.ConnInfo.Raw["user"] != "root" { t.Fatalf("Bad: %#v", p2.ConnInfo) } } // This helper turns a provider configs field into a deterministic // string value for comparison in tests. func providerConfigsStr(pcs []*ProviderConfig) string { result := "" ns := make([]string, 0, len(pcs)) m := make(map[string]*ProviderConfig) for _, n := range pcs { ns = append(ns, n.Name) m[n.Name] = n } sort.Strings(ns) for _, n := range ns { pc := m[n] result += fmt.Sprintf("%s\n", n) keys := make([]string, 0, len(pc.RawConfig.Raw)) for k, _ := range pc.RawConfig.Raw { keys = append(keys, k) } sort.Strings(keys) for _, k := range keys { result += fmt.Sprintf(" %s\n", k) } if len(pc.RawConfig.Variables) > 0 { result += fmt.Sprintf(" vars\n") for _, rawV := range pc.RawConfig.Variables { kind := "unknown" str := rawV.FullKey() switch rawV.(type) { case *ResourceVariable: kind = "resource" case *UserVariable: kind = "user" } result += fmt.Sprintf(" %s: %s\n", kind, str) } } } return strings.TrimSpace(result) } // This helper turns a resources field into a deterministic // string value for comparison in tests. func resourcesStr(rs []*Resource) string { result := "" order := make([]int, 0, len(rs)) ks := make([]string, 0, len(rs)) mapping := make(map[string]int) for i, r := range rs { k := fmt.Sprintf("%s[%s]", r.Type, r.Name) ks = append(ks, k) mapping[k] = i } sort.Strings(ks) for _, k := range ks { order = append(order, mapping[k]) } for _, i := range order { r := rs[i] result += fmt.Sprintf( "%s[%s] (x%d)\n", r.Type, r.Name, r.Count) ks := make([]string, 0, len(r.RawConfig.Raw)) for k, _ := range r.RawConfig.Raw { ks = append(ks, k) } sort.Strings(ks) for _, k := range ks { result += fmt.Sprintf(" %s\n", k) } if len(r.Provisioners) > 0 { result += fmt.Sprintf(" provisioners\n") for _, p := range r.Provisioners { result += fmt.Sprintf(" %s\n", p.Type) ks := make([]string, 0, len(p.RawConfig.Raw)) for k, _ := range p.RawConfig.Raw { ks = append(ks, k) } sort.Strings(ks) for _, k := range ks { result += fmt.Sprintf(" %s\n", k) } } } if len(r.DependsOn) > 0 { result += fmt.Sprintf(" dependsOn\n") for _, d := range r.DependsOn { result += fmt.Sprintf(" %s\n", d) } } if len(r.RawConfig.Variables) > 0 { result += fmt.Sprintf(" vars\n") ks := make([]string, 0, len(r.RawConfig.Variables)) for k, _ := range r.RawConfig.Variables { ks = append(ks, k) } sort.Strings(ks) for _, k := range ks { rawV := r.RawConfig.Variables[k] kind := "unknown" str := rawV.FullKey() switch rawV.(type) { case *ResourceVariable: kind = "resource" case *UserVariable: kind = "user" } result += fmt.Sprintf(" %s: %s\n", kind, str) } } } return strings.TrimSpace(result) } // This helper turns a variables field into a deterministic // string value for comparison in tests. func variablesStr(vs []*Variable) string { result := "" ks := make([]string, 0, len(vs)) m := make(map[string]*Variable) for _, v := range vs { ks = append(ks, v.Name) m[v.Name] = v } sort.Strings(ks) for _, k := range ks { v := m[k] required := "" if v.Required() { required = " (required)" } if v.Default == nil || v.Default == "" { v.Default = "<>" } if v.Description == "" { v.Description = "<>" } result += fmt.Sprintf( "%s%s\n %v\n %s\n", k, required, v.Default, v.Description) } return strings.TrimSpace(result) } const basicOutputsStr = ` web_ip vars resource: aws_instance.web.private_ip ` const basicProvidersStr = ` aws access_key secret_key do api_key vars user: var.foo ` const basicResourcesStr = ` aws_instance[db] (x1) security_groups dependsOn aws_instance.web vars resource: aws_security_group.firewall.*.id aws_instance[web] (x1) ami network_interface security_groups vars resource: aws_security_group.firewall.foo user: var.foo aws_security_group[firewall] (x5) ` const basicVariablesStr = ` foo bar bar ` const dirBasicOutputsStr = ` web_ip vars resource: aws_instance.web.private_ip ` const dirBasicProvidersStr = ` aws access_key secret_key do api_key vars user: var.foo ` const dirBasicResourcesStr = ` aws_instance[db] (x1) security_groups vars resource: aws_security_group.firewall.*.id aws_instance[web] (x1) ami network_interface security_groups vars resource: aws_security_group.firewall.foo user: var.foo aws_security_group[firewall] (x5) ` const dirBasicVariablesStr = ` foo bar bar ` const dirOverrideOutputsStr = ` web_ip vars resource: aws_instance.web.private_ip ` const dirOverrideProvidersStr = ` aws access_key secret_key do api_key vars user: var.foo ` const dirOverrideResourcesStr = ` aws_instance[db] (x1) ami security_groups aws_instance[web] (x1) ami foo network_interface security_groups vars resource: aws_security_group.firewall.foo user: var.foo aws_security_group[firewall] (x5) ` const dirOverrideVariablesStr = ` foo bar bar ` const importProvidersStr = ` aws bar foo ` const importResourcesStr = ` aws_security_group[db] (x1) aws_security_group[web] (x1) ` const importVariablesStr = ` bar (required) <> <> foo bar bar ` const provisionerResourcesStr = ` aws_instance[web] (x1) ami security_groups provisioners shell path vars resource: aws_security_group.firewall.foo user: var.foo ` const connectionResourcesStr = ` aws_instance[web] (x1) ami security_groups provisioners shell path shell path vars resource: aws_security_group.firewall.foo user: var.foo ` const variablesVariablesStr = ` bar <> <> baz foo <> foo (required) <> <> `