create_cli_test.go: Unittests

Create unittests for the create_cli helper functions. As
such, remove cli context usage from the functions to
further divide between cli input and parsing.  Also, simplifies
unit testing.

Signed-off-by: baude <bbaude@redhat.com>

1 files changed, 98 insertions, 0 deletions

diff --git a/cmd/kpod/create_cli_test.go b/cmd/kpod/create_cli_test.go
new file mode 100644
index 000000000..928a5ce05
--- /dev/null
+++ b/cmd/kpod/create_cli_test.go
@@ -0,0 +1,98 @@
+package main
+
+import (
+	"github.com/stretchr/testify/assert"
+	"io/ioutil"
+	"os"
+	"testing"
+)
+
+var (
+	Var1 = []string{"ONE=1", "TWO=2"}
+)
+
+func createTmpFile(content []byte) (string, error) {
+	tmpfile, err := ioutil.TempFile(os.TempDir(), "unittest")
+	if err != nil {
+		return "", err
+	}
+
+	if _, err := tmpfile.Write(content); err != nil {
+		return "", err
+
+	}
+	if err := tmpfile.Close(); err != nil {
+		return "", err
+	}
+	return tmpfile.Name(), nil
+}
+
+func TestConvertStringSliceToMap(t *testing.T) {
+	strSlice := []string{"BLAU=BLUE", "GELB=YELLOW"}
+	result, _ := convertStringSliceToMap(strSlice, "=")
+	assert.Equal(t, result["BLAU"], "BLUE")
+}
+
+func TestConvertStringSliceToMapBadData(t *testing.T) {
+	strSlice := []string{"BLAU=BLUE", "GELB^YELLOW"}
+	_, err := convertStringSliceToMap(strSlice, "=")
+	assert.Error(t, err)
+}
+
+func TestGetAllLabels(t *testing.T) {
+	fileLabels := []string{}
+	labels, _ := getAllLabels(fileLabels, Var1)
+	assert.Equal(t, len(labels), 2)
+}
+
+func TestGetAllLabelsBadKeyValue(t *testing.T) {
+	inLabels := []string{"ONE1", "TWO=2"}
+	fileLabels := []string{}
+	_, err := getAllLabels(fileLabels, inLabels)
+	assert.Error(t, err, assert.AnError)
+}
+
+func TestGetAllLabelsBadLabelFile(t *testing.T) {
+	fileLabels := []string{"/foobar5001/be"}
+	_, err := getAllLabels(fileLabels, Var1)
+	assert.Error(t, err, assert.AnError)
+}
+
+func TestGetAllLabelsFile(t *testing.T) {
+	content := []byte("THREE=3")
+	tFile, err := createTmpFile(content)
+	defer os.Remove(tFile)
+	assert.NoError(t, err)
+	fileLabels := []string{tFile}
+	result, _ := getAllLabels(fileLabels, Var1)
+	assert.Equal(t, len(result), 3)
+}
+
+func TestGetAllEnvironmentVariables(t *testing.T) {
+	fileEnvs := []string{}
+	result, _ := getAllEnvironmentVariables(fileEnvs, Var1)
+	assert.Equal(t, len(result), 2)
+}
+
+func TestGetAllEnvironmentVariablesBadKeyValue(t *testing.T) {
+	inEnvs := []string{"ONE1", "TWO=2"}
+	fileEnvs := []string{}
+	_, err := getAllEnvironmentVariables(fileEnvs, inEnvs)
+	assert.Error(t, err, assert.AnError)
+}
+
+func TestGetAllEnvironmentVariablesBadEnvFile(t *testing.T) {
+	fileEnvs := []string{"/foobar5001/be"}
+	_, err := getAllEnvironmentVariables(fileEnvs, Var1)
+	assert.Error(t, err, assert.AnError)
+}
+
+func TestGetAllEnvironmentVariablesFile(t *testing.T) {
+	content := []byte("THREE=3")
+	tFile, err := createTmpFile(content)
+	defer os.Remove(tFile)
+	assert.NoError(t, err)
+	fileEnvs := []string{tFile}
+	result, _ := getAllEnvironmentVariables(fileEnvs, Var1)
+	assert.Equal(t, len(result), 3)
+}