helm/pkg/lint/lint_test.go

/*
Copyright 2016 The Kubernetes Authors All rights reserved.

Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at

    http://www.apache.org/licenses/LICENSE-2.0

Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.
*/

package lint

import (
	"strings"

	"k8s.io/helm/pkg/lint/support"

	"testing"
)

const badChartDir = "rules/testdata/badchartfile"
const badValuesFileDir = "rules/testdata/badvaluesfile"
const badYamlFileDir = "rules/testdata/albatross"
const goodChartDir = "rules/testdata/goodone"

func TestBadChart(t *testing.T) {
	m := All(badChartDir).Messages
	if len(m) != 4 {
		t.Errorf("Number of errors %v", len(m))
		t.Errorf("All didn't fail with expected errors, got %#v", m)
	}
	// There should be 2 WARNINGs and one ERROR messages, check for them
	var w, e, e2, e3 bool
	for _, msg := range m {
		if msg.Severity == support.WarningSev {
			if strings.Contains(msg.Text, "Directory 'templates/' not found") {
				w = true
			}
		}
		if msg.Severity == support.ErrorSev {
			if strings.Contains(msg.Text, "'version' 0.0.0 is less than or equal to 0") {
				e = true
			}
			if strings.Contains(msg.Text, "'name' is required") {
				e2 = true
			}
			if strings.Contains(msg.Text, "'name' and directory do not match") {
				e3 = true
			}
		}
	}
	if !e || !e2 || !e3 || !w {
		t.Errorf("Didn't find all the expected errors, got %#v", m)
	}
}

func TestInvalidYaml(t *testing.T) {
	m := All(badYamlFileDir).Messages
	if len(m) != 1 {
		t.Errorf("All didn't fail with expected errors, got %#v", m)
	}
	if !strings.Contains(m[0].Text, "deliberateSyntaxError") {
		t.Errorf("All didn't have the error for deliberateSyntaxError")
	}
}

func TestBadValues(t *testing.T) {
	m := All(badValuesFileDir).Messages
	if len(m) != 1 {
		t.Errorf("All didn't fail with expected errors, got %#v", m)
	}
	if !strings.Contains(m[0].Text, "cannot unmarshal") {
		t.Errorf("All didn't have the error for invalid key format: %s", m[0].Text)
	}
}

func TestGoodChart(t *testing.T) {
	m := All(goodChartDir).Messages
	if len(m) != 0 {
		t.Errorf("All failed but shouldn't have: %#v", m)
	}
}