github.com/GoogleContainerTools/skaffold@v1.39.18/pkg/skaffold/build/jib/jvm_test.go (about)

     1  /*
     2  Copyright 2021 The Skaffold Authors
     3  
     4  Licensed under the Apache License, Version 2.0 (the "License");
     5  you may not use this file except in compliance with the License.
     6  You may obtain a copy of the License at
     7  
     8      http://www.apache.org/licenses/LICENSE-2.0
     9  
    10  Unless required by applicable law or agreed to in writing, software
    11  distributed under the License is distributed on an "AS IS" BASIS,
    12  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    13  See the License for the specific language governing permissions and
    14  limitations under the License.
    15  */
    16  
    17  package jib
    18  
    19  import (
    20  	"context"
    21  	"errors"
    22  	"os"
    23  	"testing"
    24  
    25  	"github.com/GoogleContainerTools/skaffold/pkg/skaffold/util"
    26  	"github.com/GoogleContainerTools/skaffold/testutil"
    27  )
    28  
    29  func TestMain(m *testing.M) {
    30  	// these tests don't actually require a JVM
    31  	JVMFound = func(context.Context) bool { return true }
    32  	os.Exit(m.Run())
    33  }
    34  
    35  func TestResolveJVM(t *testing.T) {
    36  	tests := []struct {
    37  		name     string
    38  		cmd      *testutil.FakeCmd
    39  		expected bool
    40  	}{
    41  		{name: "found", cmd: testutil.CmdRun("java -version"), expected: true},
    42  		{name: "not found", cmd: testutil.CmdRunErr("java -version", errors.New("not found")), expected: false},
    43  	}
    44  	for _, test := range tests {
    45  		testutil.Run(t, test.name, func(t *testutil.T) {
    46  			t.Override(&util.DefaultExecCommand, test.cmd)
    47  
    48  			result := resolveJVM(context.Background())
    49  			t.CheckDeepEqual(test.expected, result)
    50  		})
    51  	}
    52  }