Fix typo in parseDependency name and add tests

cmd/jb/install.go

@@ -46,14 +46,7 @@ func installCommand(dir, jsonnetHome string, paths ...string) int {
 
 	if len(paths) > 0 {
 		for _, path := range paths {
-			// install package specified in command
+			newDep := parseDependency(path)
-			// $ jsonnetpkg install ksonnet git@github.com:ksonnet/ksonnet-lib
-			// $ jsonnetpkg install grafonnet git@github.com:grafana/grafonnet-lib grafonnet
-			// $ jsonnetpkg install github.com/grafana/grafonnet-lib/grafonnet
-			//
-			// github.com/(slug)/(dir)
-
-			newDep := parseDepedency(path)
 			if newDep == nil {
 				kingpin.Errorf("ignoring unrecognized path: %s", path)
 				continue

cmd/jb/main.go

@@ -98,7 +98,7 @@ func Main() int {
 	return 0
 }
 
-func parseDepedency(urlString string) *spec.Dependency {
+func parseDependency(urlString string) *spec.Dependency {
 	if spec := parseGitSSHDependency(urlString); spec != nil {
 		return spec
 	}

cmd/jb/main_test.go

@@ -0,0 +1,80 @@
+// Copyright 2018 jsonnet-bundler authors
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//     http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+package main
+
+import (
+	"testing"
+
+	"github.com/jsonnet-bundler/jsonnet-bundler/spec"
+	"github.com/stretchr/testify/assert"
+)
+
+func TestParseDepedency(t *testing.T) {
+	tests := []struct {
+		name string
+		path string
+		want *spec.Dependency
+	}{
+		{
+			name: "Empty",
+			path: "",
+			want: nil,
+		},
+		{
+			name: "Invalid",
+			path: "github.com/foo",
+			want: nil,
+		},
+		{
+			name: "GitHub",
+			path: "github.com/jsonnet-bundler/jsonnet-bundler",
+			want: &spec.Dependency{
+				Name: "jsonnet-bundler",
+				Source: spec.Source{
+					GitSource: &spec.GitSource{
+						Remote: "https://github.com/jsonnet-bundler/jsonnet-bundler",
+						Subdir: "",
+					},
+				},
+				Version: "master",
+			},
+		},
+		{
+			name: "SSH",
+			path: "git+ssh://git@github.com:jsonnet-bundler/jsonnet-bundler.git",
+			want: &spec.Dependency{
+				Name: "jsonnet-bundler",
+				Source: spec.Source{
+					GitSource: &spec.GitSource{
+						Remote: "git@github.com:jsonnet-bundler/jsonnet-bundler",
+						Subdir: "",
+					},
+				},
+				Version: "master",
+			},
+		},
+	}
+	for _, tt := range tests {
+		_ = t.Run(tt.name, func(t *testing.T) {
+			dependency := parseDependency(tt.path)
+
+			if tt.path == "" {
+				assert.Nil(t, dependency)
+			} else {
+				assert.Equal(t, tt.want, dependency)
+			}
+		})
+	}
+}