add basic command framework and apiserver

pkg/api/client/client_test.go

@@ -0,0 +1,72 @@
+package client
+
+import (
+	"net/url"
+	"testing"
+)
+
+func TestGetAPIPath(t *testing.T) {
+	cases := []struct {
+		v string
+		p string
+		q url.Values
+		e string
+	}{
+		{"", "/containers/json", nil, "/containers/json"},
+		{"", "/containers/json", url.Values{}, "/containers/json"},
+		{"", "/containers/json", url.Values{"s": []string{"c"}}, "/containers/json?s=c"},
+		{"1.22", "/containers/json", nil, "/v1.22/containers/json"},
+		{"1.22", "/containers/json", url.Values{}, "/v1.22/containers/json"},
+		{"1.22", "/containers/json", url.Values{"s": []string{"c"}}, "/v1.22/containers/json?s=c"},
+		{"v1.22", "/containers/json", nil, "/v1.22/containers/json"},
+		{"v1.22", "/containers/json", url.Values{}, "/v1.22/containers/json"},
+		{"v1.22", "/containers/json", url.Values{"s": []string{"c"}}, "/v1.22/containers/json?s=c"},
+		{"v1.22", "/networks/kiwl$%^", nil, "/v1.22/networks/kiwl$%25%5E"},
+	}
+
+	for _, cs := range cases {
+		c, err := NewClient("unix:///var/run/docker.sock", cs.v, nil, nil)
+		if err != nil {
+			t.Fatal(err)
+		}
+		g := c.getAPIPath(cs.p, cs.q)
+		if g != cs.e {
+			t.Fatalf("Expected %s, got %s", cs.e, g)
+		}
+	}
+}
+
+func TestParseHost(t *testing.T) {
+	cases := []struct {
+		host  string
+		proto string
+		addr  string
+		base  string
+		err   bool
+	}{
+		{"", "", "", "", true},
+		{"foobar", "", "", "", true},
+		{"foo://bar", "foo", "bar", "", false},
+		{"tcp://localhost:2476", "tcp", "localhost:2476", "", false},
+		{"tcp://localhost:2476/path", "tcp", "localhost:2476", "/path", false},
+	}
+
+	for _, cs := range cases {
+		p, a, b, e := ParseHost(cs.host)
+		if cs.err && e == nil {
+			t.Fatalf("expected error, got nil")
+		}
+		if !cs.err && e != nil {
+			t.Fatal(e)
+		}
+		if cs.proto != p {
+			t.Fatalf("expected proto %s, got %s", cs.proto, p)
+		}
+		if cs.addr != a {
+			t.Fatalf("expected addr %s, got %s", cs.addr, a)
+		}
+		if cs.base != b {
+			t.Fatalf("expected base %s, got %s", cs.base, b)
+		}
+	}
+}