✨ add value checker.

Author: perillaroc

value_checker.go

@@ -0,0 +1,51 @@
+package workflowmodel
+
+type StringValueChecker interface {
+	CheckValue(s string) bool
+}
+
+type StringEqualValueChecker struct {
+	ExpectedValue string
+}
+
+func (c *StringEqualValueChecker) CheckValue(s string) bool {
+	return s == c.ExpectedValue
+}
+
+type StringInValueChecker struct {
+	ExpectedValues []string
+}
+
+func (c *StringInValueChecker) CheckValue(s string) bool {
+	for _, v := range c.ExpectedValues {
+		if s == v {
+			return true
+		}
+	}
+	return false
+}
+
+type NodeStatusValueChecker interface {
+	CheckValue(status NodeStatus) bool
+}
+
+type NodeStatusEqualValueChecker struct {
+	ExpectedValue NodeStatus
+}
+
+func (c *NodeStatusEqualValueChecker) CheckValue(s NodeStatus) bool {
+	return s == c.ExpectedValue
+}
+
+type NodeStatusInValueChecker struct {
+	ExpectedValues []NodeStatus
+}
+
+func (c *NodeStatusInValueChecker) CheckValue(s NodeStatus) bool {
+	for _, v := range c.ExpectedValues {
+		if s == v {
+			return true
+		}
+	}
+	return false
+}

value_checker_test.go

@@ -0,0 +1,97 @@
+package workflowmodel_test
+
+import (
+	"github.com/perillaroc/workflow-model-go"
+	"testing"
+)
+
+func TestStringEqualValueChecker_CheckValue(t *testing.T) {
+	tests := []struct {
+		expectedValue string
+		data          string
+		result        bool
+	}{
+		{"20190315", "20190315", true},
+		{"20190315", "20190314", false},
+	}
+
+	for _, test := range tests {
+		checker := workflowmodel.StringEqualValueChecker{
+			ExpectedValue: test.expectedValue,
+		}
+		if checker.CheckValue(test.data) != test.result {
+			t.Errorf("StringEqualValueChecker expected value %s, value %s, result %t",
+				test.expectedValue, test.data, test.result)
+		}
+	}
+}
+
+func TestStringInValueChecker_CheckValue(t *testing.T) {
+	tests := []struct {
+		expectedValues []string
+		data           string
+		result         bool
+	}{
+		{[]string{"active", "complete"}, "active", true},
+		{[]string{"active", "complete"}, "aborted", false},
+	}
+
+	for _, test := range tests {
+		checker := workflowmodel.StringInValueChecker{
+			ExpectedValues: test.expectedValues,
+		}
+		if checker.CheckValue(test.data) != test.result {
+			t.Errorf("StringInValueChecker expected value %s, value %s, result %t",
+				test.expectedValues, test.data, test.result)
+		}
+	}
+}
+
+func TestNodeStatusEqualValueChecker_CheckValue(t *testing.T) {
+	tests := []struct {
+		expectedValue workflowmodel.NodeStatus
+		data          workflowmodel.NodeStatus
+		result        bool
+	}{
+		{workflowmodel.Active, workflowmodel.Active, true},
+		{workflowmodel.Complete, workflowmodel.Aborted, false},
+	}
+
+	for _, test := range tests {
+		checker := workflowmodel.NodeStatusEqualValueChecker{
+			ExpectedValue: test.expectedValue,
+		}
+		if checker.CheckValue(test.data) != test.result {
+			t.Errorf("NodeStatusEqualValueChecker expected value %s, value %s, result %t",
+				test.expectedValue, test.data, test.result)
+		}
+	}
+}
+
+func TestNodeStatusInValueChecker_CheckValue(t *testing.T) {
+	tests := []struct {
+		expectedValues []workflowmodel.NodeStatus
+		data           workflowmodel.NodeStatus
+		result         bool
+	}{
+		{
+			[]workflowmodel.NodeStatus{workflowmodel.Active, workflowmodel.Complete, workflowmodel.Submitted},
+			workflowmodel.Active,
+			true,
+		},
+		{
+			[]workflowmodel.NodeStatus{workflowmodel.Complete, workflowmodel.Queued},
+			workflowmodel.Aborted,
+			false},
+	}
+
+	for _, test := range tests {
+		checker := workflowmodel.NodeStatusInValueChecker{
+			ExpectedValues: test.expectedValues,
+		}
+		if checker.CheckValue(test.data) != test.result {
+			t.Errorf("NodeStatusInValueChecker expected values %s, value %s, result %t",
+				test.expectedValues, test.data, test.result)
+		}
+	}
+}