tests: additional tests for context and template

Author: buchdag

internal/dockergen/context_test.go

@@ -128,3 +128,38 @@ func TestGetCurrentContainerIDMountInfo(t *testing.T) {
 	// We should match the correct 64 characters long ID in mountinfo, not the first encountered
 	assert.Equal(t, id, GetCurrentContainerID(filepaths...), "id mismatch on mountinfo")
 }
+
+func TestGetCurrentContainerEmpty(t *testing.T) {
+	assert.Equal(t, "", GetCurrentContainerID())
+}
+
+func TestPublishedAddresses(t *testing.T) {
+	container := &RuntimeContainer{
+		Addresses: []Address{
+			{
+				IP:       "172.19.0.1",
+				HostPort: "80",
+			},
+			{
+				IP: "172.19.0.2",
+			},
+			{
+				IP:       "172.19.0.3",
+				HostPort: "8080",
+			},
+		},
+	}
+
+	expected := []Address{
+		{
+			IP:       "172.19.0.1",
+			HostPort: "80",
+		},
+		{
+			IP:       "172.19.0.3",
+			HostPort: "8080",
+		},
+	}
+
+	assert.ElementsMatch(t, expected, container.PublishedAddresses())
+}

internal/dockergen/template_test.go

@@ -38,6 +38,25 @@ func (tests templateTestList) run(t *testing.T, prefix string) {
 	}
 }
 
+func TestGetArrayValues(t *testing.T) {
+	values := []string{"foor", "bar", "baz"}
+	var expectedType *reflect.Value
+
+	arrayValues, err := getArrayValues("testFunc", values)
+	assert.NoError(t, err)
+	assert.IsType(t, expectedType, arrayValues)
+	assert.Equal(t, "bar", arrayValues.Index(1).String())
+
+	arrayValues, err = getArrayValues("testFunc", &values)
+	assert.NoError(t, err)
+	assert.IsType(t, expectedType, arrayValues)
+	assert.Equal(t, "baz", arrayValues.Index(2).String())
+
+	arrayValues, err = getArrayValues("testFunc", "foo")
+	assert.Error(t, err)
+	assert.Nil(t, arrayValues)
+}
+
 func TestContainsString(t *testing.T) {
 	env := map[string]string{
 		"PORT": "1234",