github.com/csfrancis/docker@v1.8.0-rc2/runconfig/merge_test.go (about)

     1  package runconfig
     2  
     3  import (
     4  	"testing"
     5  
     6  	"github.com/docker/docker/pkg/nat"
     7  )
     8  
     9  func TestMerge(t *testing.T) {
    10  	volumesImage := make(map[string]struct{})
    11  	volumesImage["/test1"] = struct{}{}
    12  	volumesImage["/test2"] = struct{}{}
    13  	portsImage := make(nat.PortSet)
    14  	portsImage[newPortNoError("tcp", "1111")] = struct{}{}
    15  	portsImage[newPortNoError("tcp", "2222")] = struct{}{}
    16  	configImage := &Config{
    17  		ExposedPorts: portsImage,
    18  		Env:          []string{"VAR1=1", "VAR2=2"},
    19  		Volumes:      volumesImage,
    20  	}
    21  
    22  	portsUser := make(nat.PortSet)
    23  	portsUser[newPortNoError("tcp", "2222")] = struct{}{}
    24  	portsUser[newPortNoError("tcp", "3333")] = struct{}{}
    25  	volumesUser := make(map[string]struct{})
    26  	volumesUser["/test3"] = struct{}{}
    27  	configUser := &Config{
    28  		ExposedPorts: portsUser,
    29  		Env:          []string{"VAR2=3", "VAR3=3"},
    30  		Volumes:      volumesUser,
    31  	}
    32  
    33  	if err := Merge(configUser, configImage); err != nil {
    34  		t.Error(err)
    35  	}
    36  
    37  	if len(configUser.ExposedPorts) != 3 {
    38  		t.Fatalf("Expected 3 ExposedPorts, 1111, 2222 and 3333, found %d", len(configUser.ExposedPorts))
    39  	}
    40  	for portSpecs := range configUser.ExposedPorts {
    41  		if portSpecs.Port() != "1111" && portSpecs.Port() != "2222" && portSpecs.Port() != "3333" {
    42  			t.Fatalf("Expected 1111 or 2222 or 3333, found %s", portSpecs)
    43  		}
    44  	}
    45  	if len(configUser.Env) != 3 {
    46  		t.Fatalf("Expected 3 env var, VAR1=1, VAR2=3 and VAR3=3, found %d", len(configUser.Env))
    47  	}
    48  	for _, env := range configUser.Env {
    49  		if env != "VAR1=1" && env != "VAR2=3" && env != "VAR3=3" {
    50  			t.Fatalf("Expected VAR1=1 or VAR2=3 or VAR3=3, found %s", env)
    51  		}
    52  	}
    53  
    54  	if len(configUser.Volumes) != 3 {
    55  		t.Fatalf("Expected 3 volumes, /test1, /test2 and /test3, found %d", len(configUser.Volumes))
    56  	}
    57  	for v := range configUser.Volumes {
    58  		if v != "/test1" && v != "/test2" && v != "/test3" {
    59  			t.Fatalf("Expected /test1 or /test2 or /test3, found %s", v)
    60  		}
    61  	}
    62  
    63  	ports, _, err := nat.ParsePortSpecs([]string{"0000"})
    64  	if err != nil {
    65  		t.Error(err)
    66  	}
    67  	configImage2 := &Config{
    68  		ExposedPorts: ports,
    69  	}
    70  
    71  	if err := Merge(configUser, configImage2); err != nil {
    72  		t.Error(err)
    73  	}
    74  
    75  	if len(configUser.ExposedPorts) != 4 {
    76  		t.Fatalf("Expected 4 ExposedPorts, 0000, 1111, 2222 and 3333, found %d", len(configUser.ExposedPorts))
    77  	}
    78  	for portSpecs := range configUser.ExposedPorts {
    79  		if portSpecs.Port() != "0" && portSpecs.Port() != "1111" && portSpecs.Port() != "2222" && portSpecs.Port() != "3333" {
    80  			t.Fatalf("Expected %q or %q or %q or %q, found %s", 0, 1111, 2222, 3333, portSpecs)
    81  		}
    82  	}
    83  }