date_test.go

Documentation: github.com/Azure/go-autorest/autorest/date

     1  package date
     2  
     3  // Copyright 2017 Microsoft Corporation
     4  //
     5  //  Licensed under the Apache License, Version 2.0 (the "License");
     6  //  you may not use this file except in compliance with the License.
     7  //  You may obtain a copy of the License at
     8  //
     9  //      http://www.apache.org/licenses/LICENSE-2.0
    10  //
    11  //  Unless required by applicable law or agreed to in writing, software
    12  //  distributed under the License is distributed on an "AS IS" BASIS,
    13  //  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    14  //  See the License for the specific language governing permissions and
    15  //  limitations under the License.
    16  
    17  import (
    18  	"encoding/json"
    19  	"fmt"
    20  	"reflect"
    21  	"testing"
    22  	"time"
    23  )
    24  
    25  func ExampleParseDate() {
    26  	d, err := ParseDate("2001-02-03")
    27  	if err != nil {
    28  		fmt.Println(err)
    29  	}
    30  	fmt.Println(d)
    31  	// Output: 2001-02-03
    32  }
    33  
    34  func ExampleDate() {
    35  	d, err := ParseDate("2001-02-03")
    36  	if err != nil {
    37  		fmt.Println(err)
    38  	}
    39  
    40  	t, err := time.Parse(time.RFC3339, "2001-02-04T00:00:00Z")
    41  	if err != nil {
    42  		fmt.Println(err)
    43  	}
    44  
    45  	// Date acts as time.Time when the receiver
    46  	if d.Before(t) {
    47  		fmt.Printf("Before ")
    48  	} else {
    49  		fmt.Printf("After ")
    50  	}
    51  
    52  	// Convert Date when needing a time.Time
    53  	if t.After(d.ToTime()) {
    54  		fmt.Printf("After")
    55  	} else {
    56  		fmt.Printf("Before")
    57  	}
    58  	// Output: Before After
    59  }
    60  
    61  func ExampleDate_MarshalBinary() {
    62  	d, err := ParseDate("2001-02-03")
    63  	if err != nil {
    64  		fmt.Println(err)
    65  	}
    66  	t, err := d.MarshalBinary()
    67  	if err != nil {
    68  		fmt.Println(err)
    69  	}
    70  	fmt.Println(string(t))
    71  	// Output: 2001-02-03
    72  }
    73  
    74  func ExampleDate_UnmarshalBinary() {
    75  	d := Date{}
    76  	t := "2001-02-03"
    77  
    78  	if err := d.UnmarshalBinary([]byte(t)); err != nil {
    79  		fmt.Println(err)
    80  	}
    81  	fmt.Println(d)
    82  	// Output: 2001-02-03
    83  }
    84  
    85  func ExampleDate_MarshalJSON() {
    86  	d, err := ParseDate("2001-02-03")
    87  	if err != nil {
    88  		fmt.Println(err)
    89  	}
    90  	j, err := json.Marshal(d)
    91  	if err != nil {
    92  		fmt.Println(err)
    93  	}
    94  	fmt.Println(string(j))
    95  	// Output: "2001-02-03"
    96  }
    97  
    98  func ExampleDate_UnmarshalJSON() {
    99  	var d struct {
   100  		Date Date `json:"date"`
   101  	}
   102  	j := `{"date" : "2001-02-03"}`
   103  
   104  	if err := json.Unmarshal([]byte(j), &d); err != nil {
   105  		fmt.Println(err)
   106  	}
   107  	fmt.Println(d.Date)
   108  	// Output: 2001-02-03
   109  }
   110  
   111  func ExampleDate_MarshalText() {
   112  	d, err := ParseDate("2001-02-03")
   113  	if err != nil {
   114  		fmt.Println(err)
   115  	}
   116  	t, err := d.MarshalText()
   117  	if err != nil {
   118  		fmt.Println(err)
   119  	}
   120  	fmt.Println(string(t))
   121  	// Output: 2001-02-03
   122  }
   123  
   124  func ExampleDate_UnmarshalText() {
   125  	d := Date{}
   126  	t := "2001-02-03"
   127  
   128  	if err := d.UnmarshalText([]byte(t)); err != nil {
   129  		fmt.Println(err)
   130  	}
   131  	fmt.Println(d)
   132  	// Output: 2001-02-03
   133  }
   134  
   135  func TestDateString(t *testing.T) {
   136  	d, err := ParseDate("2001-02-03")
   137  	if err != nil {
   138  		t.Fatalf("date: String failed (%v)", err)
   139  	}
   140  	if d.String() != "2001-02-03" {
   141  		t.Fatalf("date: String failed (%v)", d.String())
   142  	}
   143  }
   144  
   145  func TestDateBinaryRoundTrip(t *testing.T) {
   146  	d1, err := ParseDate("2001-02-03")
   147  	if err != nil {
   148  		t.Fatalf("date: ParseDate failed (%v)", err)
   149  	}
   150  	t1, err := d1.MarshalBinary()
   151  	if err != nil {
   152  		t.Fatalf("date: MarshalBinary failed (%v)", err)
   153  	}
   154  
   155  	d2 := Date{}
   156  	if err = d2.UnmarshalBinary(t1); err != nil {
   157  		t.Fatalf("date: UnmarshalBinary failed (%v)", err)
   158  	}
   159  
   160  	if !reflect.DeepEqual(d1, d2) {
   161  		t.Fatalf("date: Round-trip Binary failed (%v, %v)", d1, d2)
   162  	}
   163  }
   164  
   165  func TestDateJSONRoundTrip(t *testing.T) {
   166  	type s struct {
   167  		Date Date `json:"date"`
   168  	}
   169  	var err error
   170  	d1 := s{}
   171  	d1.Date, err = ParseDate("2001-02-03")
   172  	if err != nil {
   173  		t.Fatalf("date: ParseDate failed (%v)", err)
   174  	}
   175  
   176  	j, err := json.Marshal(d1)
   177  	if err != nil {
   178  		t.Fatalf("date: MarshalJSON failed (%v)", err)
   179  	}
   180  
   181  	d2 := s{}
   182  	if err = json.Unmarshal(j, &d2); err != nil {
   183  		t.Fatalf("date: UnmarshalJSON failed (%v)", err)
   184  	}
   185  
   186  	if !reflect.DeepEqual(d1, d2) {
   187  		t.Fatalf("date: Round-trip JSON failed (%v, %v)", d1, d2)
   188  	}
   189  }
   190  
   191  func TestDateTextRoundTrip(t *testing.T) {
   192  	d1, err := ParseDate("2001-02-03")
   193  	if err != nil {
   194  		t.Fatalf("date: ParseDate failed (%v)", err)
   195  	}
   196  	t1, err := d1.MarshalText()
   197  	if err != nil {
   198  		t.Fatalf("date: MarshalText failed (%v)", err)
   199  	}
   200  	d2 := Date{}
   201  	if err = d2.UnmarshalText(t1); err != nil {
   202  		t.Fatalf("date: UnmarshalText failed (%v)", err)
   203  	}
   204  
   205  	if !reflect.DeepEqual(d1, d2) {
   206  		t.Fatalf("date: Round-trip Text failed (%v, %v)", d1, d2)
   207  	}
   208  }
   209  
   210  func TestDateToTime(t *testing.T) {
   211  	var d Date
   212  	d, err := ParseDate("2001-02-03")
   213  	if err != nil {
   214  		t.Fatalf("date: ParseDate failed (%v)", err)
   215  	}
   216  	var _ time.Time = d.ToTime()
   217  }
   218  
   219  func TestDateUnmarshalJSONReturnsError(t *testing.T) {
   220  	var d struct {
   221  		Date Date `json:"date"`
   222  	}
   223  	j := `{"date" : "February 3, 2001"}`
   224  
   225  	if err := json.Unmarshal([]byte(j), &d); err == nil {
   226  		t.Fatal("date: Date failed to return error for malformed JSON date")
   227  	}
   228  }
   229  
   230  func TestDateUnmarshalTextReturnsError(t *testing.T) {
   231  	d := Date{}
   232  	txt := "February 3, 2001"
   233  
   234  	if err := d.UnmarshalText([]byte(txt)); err == nil {
   235  		t.Fatal("date: Date failed to return error for malformed Text date")
   236  	}
   237  }
   238
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