added circleci config and some tests.

.circleci/config.yml

@@ -0,0 +1,27 @@
+# Golang CircleCI 2.0 configuration file
+#
+# Check https://circleci.com/docs/2.0/language-go/ for more details
+version: 2
+jobs:
+  build:
+    docker:
+      # specify the version
+      - image: circleci/golang:1.8
+
+      # Specify service dependencies here if necessary
+      # CircleCI maintains a library of pre-built images
+      # documented at https://circleci.com/docs/2.0/circleci-images/
+      # - image: circleci/postgres:9.4
+
+    #### TEMPLATE_NOTE: go expects specific checkout path representing url
+    #### expecting it in the form of
+    ####   /go/src/github.com/circleci/go-tool
+    ####   /go/src/bitbucket.org/circleci/go-tool
+    working_directory: /go/src/github.com/praqma/helmsman
+    steps:
+      - checkout
+
+      # specify any bash command here prefixed with `run: `
+      - run: go get github.com/BurntSushi/toml
+      - run: go get github.com/goreleaser/goreleaser
+      - run: go test 

command_test.go

@@ -0,0 +1,110 @@
+package main
+
+import (
+	"strings"
+	"testing"
+)
+
+// func Test_command_printDescription(t *testing.T) {
+// 	type fields struct {
+// 		Cmd         string
+// 		Args        []string
+// 		Description string
+// 	}
+// 	tests := []struct {
+// 		name   string
+// 		fields fields
+// 	}{
+// 	// TODO: Add test cases.
+// 	}
+// 	for _, tt := range tests {
+// 		t.Run(tt.name, func(t *testing.T) {
+// 			c := command{
+// 				Cmd:         tt.fields.Cmd,
+// 				Args:        tt.fields.Args,
+// 				Description: tt.fields.Description,
+// 			}
+// 			c.printDescription()
+// 		})
+// 	}
+// }
+
+// func Test_command_printFullCommand(t *testing.T) {
+// 	type fields struct {
+// 		Cmd         string
+// 		Args        []string
+// 		Description string
+// 	}
+// 	tests := []struct {
+// 		name   string
+// 		fields fields
+// 	}{
+// 	// TODO: Add test cases.
+// 	}
+// 	for _, tt := range tests {
+// 		t.Run(tt.name, func(t *testing.T) {
+// 			c := command{
+// 				Cmd:         tt.fields.Cmd,
+// 				Args:        tt.fields.Args,
+// 				Description: tt.fields.Description,
+// 			}
+// 			c.printFullCommand()
+// 		})
+// 	}
+// }
+
+func Test_command_exec(t *testing.T) {
+	type fields struct {
+		Cmd         string
+		Args        []string
+		Description string
+	}
+	type args struct {
+		debug bool
+	}
+	tests := []struct {
+		name   string
+		fields fields
+		args   args
+		want   int
+		want1  string
+	}{
+		{
+			name: "echo",
+			fields: fields{
+				Cmd:         "bash",
+				Args:        []string{"-c", "echo this is fun"},
+				Description: "A bash command execution test with echo.",
+			},
+			args:  args{debug: false},
+			want:  0,
+			want1: "this is fun",
+		}, {
+			name: "exitCode",
+			fields: fields{
+				Cmd:         "bash",
+				Args:        []string{"-c", "echo $?"},
+				Description: "A bash command execution test with exitCode.",
+			},
+			args:  args{debug: false},
+			want:  0,
+			want1: "0",
+		},
+	}
+	for _, tt := range tests {
+		t.Run(tt.name, func(t *testing.T) {
+			c := command{
+				Cmd:         tt.fields.Cmd,
+				Args:        tt.fields.Args,
+				Description: tt.fields.Description,
+			}
+			got, got1 := c.exec(tt.args.debug)
+			if got != tt.want {
+				t.Errorf("command.exec() got = %v, want %v", got, tt.want)
+			}
+			if strings.TrimSpace(got1) != tt.want1 {
+				t.Errorf("command.exec() got1 = %v, want %v", got1, tt.want1)
+			}
+		})
+	}
+}

example.toml

@@ -6,8 +6,8 @@ maintainer = "k8s-admin"
 # paths to the certificate for connecting to the cluster
 # You can skip this if you use Helmsman on a machine with kubectl already connected to your k8s cluster. 
 [certifications]
-caCrt = "ca.crt" # s3 bucket path
-caKey = "ca.key" # Or, a path to the file location
+# caCrt = "ca.crt" # s3 bucket path
+# caKey = "ca.key" # Or, a path to the file location
 
 [settings]
 kubeContext = "minikube" # will try connect to this context first, if it does not exist, it will be created using the details below
@@ -46,13 +46,13 @@ incubator = "http://storage.googleapis.com/kubernetes-charts-incubator"
     test = true # run the tests whenever this release is installed/upgraded/rolledback
 
 
-    [apps.vault]
-    name = "vault" # should be unique across all apps
-    description = "vault"
-    env = "staging" # maps to the namespace as defined in environmetns above
-    enabled = true # change to false if you want to delete this app release [empty = flase]
-    chart = "incubator/vault" # don't change the chart name, create a new release instead
-    version = "0.1.0"
-    valuesFile = "" # leaving it empty uses the default chart values
-    purge = false # will only be considered when there is a delete operation
-    test = true # run the tests whenever this release is installed/upgraded/rolledback
+    # [apps.vault]
+    # name = "vault" # should be unique across all apps
+    # description = "vault"
+    # env = "staging" # maps to the namespace as defined in environmetns above
+    # enabled = true # change to false if you want to delete this app release [empty = flase]
+    # chart = "incubator/vault" # don't change the chart name, create a new release instead
+    # version = "0.1.0"
+    # valuesFile = "" # leaving it empty uses the default chart values
+    # purge = false # will only be considered when there is a delete operation
+    # test = true # run the tests whenever this release is installed/upgraded/rolledback

init.go

@@ -11,7 +11,7 @@ import (
 // It checks if Helm and Kubectl exist and configures: the connection to the k8s cluster, helm repos, namespaces, etc.
 func init() {
 	//parsing command line flags
-	flag.StringVar(&file, "f", "", "desired state file name")
+	flag.StringVar(&file, "f", "example.toml", "desired state file name")
 	flag.BoolVar(&apply, "apply", false, "apply the plan directly")
 	flag.BoolVar(&debug, "debug", false, "show the execution logs")
 	flag.BoolVar(&help, "help", false, "show Helmsman help")

plan.go

@@ -42,7 +42,9 @@ func (p plan) execPlan() {
 	p.printPlan()
 	for _, cmd := range p.Commands {
 		log.Println("INFO: attempting: --  ", cmd.Description)
-		cmd.exec(debug)
+		if exitCode, _ := cmd.exec(debug); exitCode != 0 {
+			log.Fatal("Command returned the following non zero exit code while executing the plan: " + string(exitCode))
+		}
 	}
 }