fix(pkg/gitreceive/storage/endpoint_test.go): add tests for getEndpoint

Author: Aaron Schlesinger

pkg/gitreceive/storage/endpoint_test.go

@@ -0,0 +1,65 @@
+package storage
+
+import (
+	"testing"
+
+	"github.com/arschles/assert"
+	"github.com/deis/builder/pkg/sys"
+)
+
+type getEndpointTestCase struct {
+	envVars     map[string]string
+	expectedOut string
+	expectedErr error
+}
+
+func TestGetEndpoint(t *testing.T) {
+	testCases := []getEndpointTestCase{
+		getEndpointTestCase{
+			envVars:     map[string]string{"DEIS_OUTSIDE_STORAGE": "http://outside.storage.com"},
+			expectedOut: "http://outside.storage.com",
+		},
+		getEndpointTestCase{
+			envVars:     map[string]string{"DEIS_OUTSIDE_STORAGE": "https://outside.com"},
+			expectedOut: "https://outside.com",
+		},
+		getEndpointTestCase{
+			envVars: map[string]string{
+				"DEIS_OUTSIDE_STORAGE":    "outside.com",
+				"DEIS_MINIO_SERVICE_HOST": "minio.com",
+				"DEIS_MINIO_SERVICE_PORT": "8888",
+			},
+			expectedOut: "outside.com",
+		},
+		getEndpointTestCase{
+			envVars: map[string]string{
+				"DEIS_MINIO_SERVICE_HOST": "minio.com",
+				"DEIS_MINIO_SERVICE_PORT": "8888",
+			},
+			expectedOut: "http://minio.com:8888",
+		},
+		getEndpointTestCase{
+			envVars: map[string]string{
+				"DEIS_MINIO_SERVICE_HOST": "minio.com",
+			},
+			expectedErr: errNoStorageConfig,
+		},
+		getEndpointTestCase{
+			envVars: map[string]string{
+				"DEIS_MINIO_SERVICE_PORT": "9999",
+			},
+			expectedErr: errNoStorageConfig,
+		},
+	}
+	for _, testCase := range testCases {
+		fe := sys.NewFakeEnv()
+		fe.Envs = testCase.envVars
+		str, err := getEndpoint(fe)
+		assert.Equal(t, str, testCase.expectedOut, "output")
+		if testCase.expectedErr == nil {
+			assert.NoErr(t, err)
+		} else {
+			assert.Equal(t, err, testCase.expectedErr, "error")
+		}
+	}
+}