From f0a0bfb2dacd82ea59781e9e3abc26908b77e077 Mon Sep 17 00:00:00 2001
From: Andrey Velichkevich <andrey.velichkevich@gmail.com>
Date: Fri, 3 May 2019 13:47:43 -0700
Subject: [PATCH 1/3] Update util for experiment

---
 .../apis/experiment/v1alpha2/util.go          | 24 +++++++++++++++++++
 1 file changed, 24 insertions(+)

diff --git a/pkg/api/operators/apis/experiment/v1alpha2/util.go b/pkg/api/operators/apis/experiment/v1alpha2/util.go
index bc9a1440a09..168d98f8f94 100644
--- a/pkg/api/operators/apis/experiment/v1alpha2/util.go
+++ b/pkg/api/operators/apis/experiment/v1alpha2/util.go
@@ -73,10 +73,34 @@ func (exp *Experiment) IsFailed() bool {
 	return hasCondition(exp, ExperimentFailed)
 }
 
+func (exp *Experiment) IsRunning() bool {
+	return hasCondition(exp, ExperimentRunning)
+}
+
+func (exp *Experiment) IsRestarting() bool {
+	return hasCondition(exp, ExperimentRestarting)
+}
+
 func (exp *Experiment) IsCompleted() bool {
 	return exp.IsSucceeded() || exp.IsFailed()
 }
 
+func (exp *Experiment) GetCurrentConditionType() ExperimentConditionType {
+	if exp.IsCreated() {
+		return ExperimentCreated
+	}
+	if exp.IsSucceeded() {
+		return ExperimentSucceeded
+	}
+	if exp.IsFailed() {
+		return ExperimentFailed
+	}
+	if exp.IsRunning() {
+		return ExperimentRunning
+	}
+	return ExperimentRestarting
+}
+
 func (exp *Experiment) setCondition(conditionType ExperimentConditionType, status v1.ConditionStatus, reason, message string) {
 
 	newCond := newCondition(conditionType, status, reason, message)

From 3ee921dd2a5036cace47e1d4df2c4b6fe20e44ce Mon Sep 17 00:00:00 2001
From: andreyvelich <andrey.velichkevich@gmail.com>
Date: Wed, 8 May 2019 13:00:59 -0700
Subject: [PATCH 2/3] Change GetLastConditionType func

---
 .../operators/apis/experiment/v1alpha2/util.go   | 16 ++--------------
 1 file changed, 2 insertions(+), 14 deletions(-)

diff --git a/pkg/api/operators/apis/experiment/v1alpha2/util.go b/pkg/api/operators/apis/experiment/v1alpha2/util.go
index 168d98f8f94..a9fe69ca160 100644
--- a/pkg/api/operators/apis/experiment/v1alpha2/util.go
+++ b/pkg/api/operators/apis/experiment/v1alpha2/util.go
@@ -85,20 +85,8 @@ func (exp *Experiment) IsCompleted() bool {
 	return exp.IsSucceeded() || exp.IsFailed()
 }
 
-func (exp *Experiment) GetCurrentConditionType() ExperimentConditionType {
-	if exp.IsCreated() {
-		return ExperimentCreated
-	}
-	if exp.IsSucceeded() {
-		return ExperimentSucceeded
-	}
-	if exp.IsFailed() {
-		return ExperimentFailed
-	}
-	if exp.IsRunning() {
-		return ExperimentRunning
-	}
-	return ExperimentRestarting
+func (exp *Experiment) GetLastConditionType() ExperimentConditionType {
+	return exp.Status.Conditions[len(exp.Status.Conditions)-1].Type
 }
 
 func (exp *Experiment) setCondition(conditionType ExperimentConditionType, status v1.ConditionStatus, reason, message string) {

From f5dc40cc0c20a73500bc8c37df22f50b152674f9 Mon Sep 17 00:00:00 2001
From: andreyvelich <andrey.velichkevich@gmail.com>
Date: Wed, 8 May 2019 17:57:14 -0700
Subject: [PATCH 3/3] Add empty condition check

---
 pkg/api/operators/apis/experiment/v1alpha2/util.go | 9 +++++++--
 1 file changed, 7 insertions(+), 2 deletions(-)

diff --git a/pkg/api/operators/apis/experiment/v1alpha2/util.go b/pkg/api/operators/apis/experiment/v1alpha2/util.go
index a9fe69ca160..573cc2ba823 100644
--- a/pkg/api/operators/apis/experiment/v1alpha2/util.go
+++ b/pkg/api/operators/apis/experiment/v1alpha2/util.go
@@ -16,6 +16,8 @@ limitations under the License.
 package v1alpha2
 
 import (
+	"errors"
+
 	v1 "k8s.io/api/core/v1"
 	metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
 )
@@ -85,8 +87,11 @@ func (exp *Experiment) IsCompleted() bool {
 	return exp.IsSucceeded() || exp.IsFailed()
 }
 
-func (exp *Experiment) GetLastConditionType() ExperimentConditionType {
-	return exp.Status.Conditions[len(exp.Status.Conditions)-1].Type
+func (exp *Experiment) GetLastConditionType() (ExperimentConditionType, error) {
+	if len(exp.Status.Conditions) > 0 {
+		return exp.Status.Conditions[len(exp.Status.Conditions)-1].Type, nil
+	}
+	return "", errors.New("Experiment doesn't have any condition")
 }
 
 func (exp *Experiment) setCondition(conditionType ExperimentConditionType, status v1.ConditionStatus, reason, message string) {