github.com/yourbase/yb@v0.7.1/cmd/yb/run_test.go (about)

     1  // Copyright 2021 YourBase Inc.
     2  //
     3  // Licensed under the Apache License, Version 2.0 (the "License");
     4  // you may not use this file except in compliance with the License.
     5  // You may obtain a copy of the License at
     6  //
     7  //		 https://www.apache.org/licenses/LICENSE-2.0
     8  //
     9  // Unless required by applicable law or agreed to in writing, software
    10  // distributed under the License is distributed on an "AS IS" BASIS,
    11  // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    12  // See the License for the specific language governing permissions and
    13  // limitations under the License.
    14  //
    15  // SPDX-License-Identifier: Apache-2.0
    16  
    17  package main
    18  
    19  import (
    20  	"context"
    21  	"io"
    22  	"io/ioutil"
    23  	"os"
    24  	"path/filepath"
    25  	"strings"
    26  	"testing"
    27  
    28  	"zombiezen.com/go/log/testlog"
    29  )
    30  
    31  func TestRunCommand(t *testing.T) {
    32  	cfg, err := ioutil.ReadFile(filepath.Join("testdata", "TestRunCmd", "config.yml"))
    33  	if err != nil {
    34  		t.Fatal(err)
    35  	}
    36  
    37  	cdTempDir(t)
    38  	if err := ioutil.WriteFile(".yourbase.yml", cfg, 0666); err != nil {
    39  		t.Fatal(err)
    40  	}
    41  	outFile, err := os.Create("out.txt")
    42  	if err != nil {
    43  		t.Fatal(err)
    44  	}
    45  	defer outFile.Close()
    46  	oldStdout := os.Stdout
    47  	os.Stdout = outFile
    48  	t.Cleanup(func() { os.Stdout = oldStdout })
    49  
    50  	ctx := testlog.WithTB(context.Background(), t)
    51  	c := newRunCmd()
    52  	const want = "foo\n"
    53  	c.SetArgs([]string{"echo", strings.TrimSuffix(want, "\n")})
    54  	if err := c.ExecuteContext(ctx); err != nil {
    55  		t.Error("yb run:", err)
    56  	}
    57  	if _, err := outFile.Seek(0, io.SeekStart); err != nil {
    58  		t.Fatal(err)
    59  	}
    60  	got, err := ioutil.ReadAll(outFile)
    61  	if err != nil {
    62  		t.Fatal(err)
    63  	}
    64  	if string(got) != want {
    65  		t.Errorf("stdout = %q; want %q", got, want)
    66  	}
    67  }