github.com/ndau/noms@v1.0.5/go/config/resolver_test.go (about)

     1  // Copyright 2016 Attic Labs, Inc. All rights reserved.
     2  // Licensed under the Apache License, version 2.0:
     3  // http://www.apache.org/licenses/LICENSE-2.0
     4  
     5  package config
     6  
     7  import (
     8  	"fmt"
     9  	"os"
    10  	"path/filepath"
    11  	"testing"
    12  
    13  	"github.com/ndau/noms/go/spec"
    14  	"github.com/stretchr/testify/assert"
    15  )
    16  
    17  const (
    18  	localSpec  = nbsSpec
    19  	remoteSpec = httpSpec
    20  	testDs     = "testds"
    21  	testObject = "#pckdvpvr9br1fie6c3pjudrlthe7na18"
    22  )
    23  
    24  type testData struct {
    25  	input    string
    26  	expected string
    27  }
    28  
    29  var (
    30  	rtestRoot = os.TempDir()
    31  
    32  	rtestConfig = &Config{
    33  		"",
    34  		map[string]DbConfig{
    35  			DefaultDbAlias: {localSpec},
    36  			remoteAlias:    {remoteSpec},
    37  		},
    38  	}
    39  
    40  	dbTestsNoAliases = []testData{
    41  		{localSpec, localSpec},
    42  		{remoteSpec, remoteSpec},
    43  	}
    44  
    45  	dbTestsWithAliases = []testData{
    46  		{"", localSpec},
    47  		{remoteAlias, remoteSpec},
    48  	}
    49  
    50  	pathTestsNoAliases = []testData{
    51  		{remoteSpec + "::" + testDs, remoteSpec + "::" + testDs},
    52  		{remoteSpec + "::" + testObject, remoteSpec + "::" + testObject},
    53  	}
    54  
    55  	pathTestsWithAliases = []testData{
    56  		{testDs, localSpec + "::" + testDs},
    57  		{remoteAlias + "::" + testDs, remoteSpec + "::" + testDs},
    58  		{testObject, localSpec + "::" + testObject},
    59  		{remoteAlias + "::" + testObject, remoteSpec + "::" + testObject},
    60  	}
    61  )
    62  
    63  func withConfig(t *testing.T) *Resolver {
    64  	assert := assert.New(t)
    65  	dir := filepath.Join(rtestRoot, "with-config")
    66  	_, err := rtestConfig.WriteTo(dir)
    67  	assert.NoError(err, dir)
    68  	assert.NoError(os.Chdir(dir))
    69  	r := NewResolver() // resolver must be created after changing directory
    70  	return r
    71  
    72  }
    73  
    74  func withoutConfig(t *testing.T) *Resolver {
    75  	assert := assert.New(t)
    76  	dir := filepath.Join(rtestRoot, "without-config")
    77  	assert.NoError(os.MkdirAll(dir, os.ModePerm), dir)
    78  	assert.NoError(os.Chdir(dir))
    79  	r := NewResolver() // resolver must be created after changing directory
    80  	return r
    81  }
    82  
    83  func assertPathSpecsEquiv(assert *assert.Assertions, expected string, actual string) {
    84  	e, err := spec.ForPath(expected)
    85  	assert.NoError(err)
    86  	a, err := spec.ForPath(actual)
    87  	assert.NoError(err)
    88  
    89  	databaseSpec := func(sp spec.Spec) string {
    90  		return fmt.Sprintf("%s:%s", sp.Protocol, sp.DatabaseName)
    91  	}
    92  
    93  	assertDbSpecsEquiv(assert, databaseSpec(e), databaseSpec(a))
    94  	assert.Equal(e.Path.String(), a.Path.String())
    95  }
    96  
    97  func TestResolveDatabaseWithConfig(t *testing.T) {
    98  	r := withConfig(t)
    99  	assert := assert.New(t)
   100  	for _, d := range append(dbTestsNoAliases, dbTestsWithAliases...) {
   101  		db := r.ResolveDbSpec(d.input)
   102  		assertDbSpecsEquiv(assert, d.expected, db)
   103  	}
   104  }
   105  
   106  func TestResolvePathWithConfig(t *testing.T) {
   107  	r := withConfig(t)
   108  	assert := assert.New(t)
   109  	for _, d := range append(pathTestsNoAliases, pathTestsWithAliases...) {
   110  		path := r.ResolvePathSpec(d.input)
   111  		assertPathSpecsEquiv(assert, d.expected, path)
   112  	}
   113  }
   114  
   115  func TestResolveDatabaseWithoutConfig(t *testing.T) {
   116  	r := withoutConfig(t)
   117  	assert := assert.New(t)
   118  	for _, d := range dbTestsNoAliases {
   119  		db := r.ResolveDbSpec(d.input)
   120  		assert.Equal(d.expected, db, d.input)
   121  	}
   122  }
   123  
   124  func TestResolvePathWithoutConfig(t *testing.T) {
   125  	r := withoutConfig(t)
   126  	assert := assert.New(t)
   127  	for _, d := range pathTestsNoAliases {
   128  		path := r.ResolvePathSpec(d.input)
   129  		assertPathSpecsEquiv(assert, d.expected, path)
   130  	}
   131  
   132  }
   133  
   134  func TestResolveDestPathWithDot(t *testing.T) {
   135  	r := withConfig(t)
   136  	assert := assert.New(t)
   137  
   138  	data := []struct {
   139  		src     string
   140  		dest    string
   141  		expSrc  string
   142  		expDest string
   143  	}{
   144  		{testDs, remoteSpec + "::.", localSpec + "::" + testDs, remoteSpec + "::" + testDs},
   145  		{remoteSpec + "::" + testDs, ".", remoteSpec + "::" + testDs, localSpec + "::" + testDs},
   146  	}
   147  	for _, d := range data {
   148  		src := r.ResolvePathSpec(d.src)
   149  		dest := r.ResolvePathSpec(d.dest)
   150  		assertPathSpecsEquiv(assert, d.expSrc, src)
   151  		assertPathSpecsEquiv(assert, d.expDest, dest)
   152  	}
   153  
   154  }