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Source file src/internal/gover/gover_test.go

Documentation: internal/gover

     1  // Copyright 2023 The Go Authors. All rights reserved.
     2  // Use of this source code is governed by a BSD-style
     3  // license that can be found in the LICENSE file.
     4  
     5  package gover
     6  
     7  import (
     8  	"reflect"
     9  	"testing"
    10  )
    11  
    12  func TestCompare(t *testing.T) { test2(t, compareTests, "Compare", Compare) }
    13  
    14  var compareTests = []testCase2[string, string, int]{
    15  	{"", "", 0},
    16  	{"x", "x", 0},
    17  	{"", "x", 0},
    18  	{"1", "1.1", -1},
    19  	{"1.5", "1.6", -1},
    20  	{"1.5", "1.10", -1},
    21  	{"1.6", "1.6.1", -1},
    22  	{"1.19", "1.19.0", 0},
    23  	{"1.19rc1", "1.19", -1},
    24  	{"1.20", "1.20.0", 0},
    25  	{"1.20rc1", "1.20", -1},
    26  	{"1.21", "1.21.0", -1},
    27  	{"1.21", "1.21rc1", -1},
    28  	{"1.21rc1", "1.21.0", -1},
    29  	{"1.6", "1.19", -1},
    30  	{"1.19", "1.19.1", -1},
    31  	{"1.19rc1", "1.19", -1},
    32  	{"1.19rc1", "1.19.1", -1},
    33  	{"1.19rc1", "1.19rc2", -1},
    34  	{"1.19.0", "1.19.1", -1},
    35  	{"1.19rc1", "1.19.0", -1},
    36  	{"1.19alpha3", "1.19beta2", -1},
    37  	{"1.19beta2", "1.19rc1", -1},
    38  	{"1.1", "1.99999999999999998", -1},
    39  	{"1.99999999999999998", "1.99999999999999999", -1},
    40  }
    41  
    42  func TestParse(t *testing.T) { test1(t, parseTests, "Parse", Parse) }
    43  
    44  var parseTests = []testCase1[string, Version]{
    45  	{"1", Version{"1", "0", "0", "", ""}},
    46  	{"1.2", Version{"1", "2", "0", "", ""}},
    47  	{"1.2.3", Version{"1", "2", "3", "", ""}},
    48  	{"1.2rc3", Version{"1", "2", "", "rc", "3"}},
    49  	{"1.20", Version{"1", "20", "0", "", ""}},
    50  	{"1.21", Version{"1", "21", "", "", ""}},
    51  	{"1.21rc3", Version{"1", "21", "", "rc", "3"}},
    52  	{"1.21.0", Version{"1", "21", "0", "", ""}},
    53  	{"1.24", Version{"1", "24", "", "", ""}},
    54  	{"1.24rc3", Version{"1", "24", "", "rc", "3"}},
    55  	{"1.24.0", Version{"1", "24", "0", "", ""}},
    56  	{"1.999testmod", Version{"1", "999", "", "testmod", ""}},
    57  	{"1.99999999999999999", Version{"1", "99999999999999999", "", "", ""}},
    58  }
    59  
    60  func TestLang(t *testing.T) { test1(t, langTests, "Lang", Lang) }
    61  
    62  var langTests = []testCase1[string, string]{
    63  	{"1.2rc3", "1.2"},
    64  	{"1.2.3", "1.2"},
    65  	{"1.2", "1.2"},
    66  	{"1", "1"},
    67  	{"1.999testmod", "1.999"},
    68  }
    69  
    70  func TestIsLang(t *testing.T) { test1(t, isLangTests, "IsLang", IsLang) }
    71  
    72  var isLangTests = []testCase1[string, bool]{
    73  	{"1.2rc3", false},
    74  	{"1.2.3", false},
    75  	{"1.999testmod", false},
    76  	{"1.22", true},
    77  	{"1.21", true},
    78  	{"1.20", false}, // == 1.20.0
    79  	{"1.19", false}, // == 1.20.0
    80  	{"1.3", false},  // == 1.3.0
    81  	{"1.2", false},  // == 1.2.0
    82  	{"1", false},    // == 1.0.0
    83  }
    84  
    85  func TestIsValid(t *testing.T) { test1(t, isValidTests, "IsValid", IsValid) }
    86  
    87  var isValidTests = []testCase1[string, bool]{
    88  	{"1.2rc3", true},
    89  	{"1.2.3", true},
    90  	{"1.999testmod", true},
    91  	{"1.600+auto", false},
    92  	{"1.22", true},
    93  	{"1.21.0", true},
    94  	{"1.21rc2", true},
    95  	{"1.21", true},
    96  	{"1.20.0", true},
    97  	{"1.20", true},
    98  	{"1.19", true},
    99  	{"1.3", true},
   100  	{"1.2", true},
   101  	{"1", true},
   102  }
   103  
   104  type testCase1[In, Out any] struct {
   105  	in  In
   106  	out Out
   107  }
   108  
   109  type testCase2[In1, In2, Out any] struct {
   110  	in1 In1
   111  	in2 In2
   112  	out Out
   113  }
   114  
   115  type testCase3[In1, In2, In3, Out any] struct {
   116  	in1 In1
   117  	in2 In2
   118  	in3 In3
   119  	out Out
   120  }
   121  
   122  func test1[In, Out any](t *testing.T, tests []testCase1[In, Out], name string, f func(In) Out) {
   123  	t.Helper()
   124  	for _, tt := range tests {
   125  		if out := f(tt.in); !reflect.DeepEqual(out, tt.out) {
   126  			t.Errorf("%s(%v) = %v, want %v", name, tt.in, out, tt.out)
   127  		}
   128  	}
   129  }
   130  
   131  func test2[In1, In2, Out any](t *testing.T, tests []testCase2[In1, In2, Out], name string, f func(In1, In2) Out) {
   132  	t.Helper()
   133  	for _, tt := range tests {
   134  		if out := f(tt.in1, tt.in2); !reflect.DeepEqual(out, tt.out) {
   135  			t.Errorf("%s(%+v, %+v) = %+v, want %+v", name, tt.in1, tt.in2, out, tt.out)
   136  		}
   137  	}
   138  }
   139  

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