Add more fixture tests

Signed-off-by: Paulo Gomes <[email protected]>

Author: pjbgf

fixtures_test.go

@@ -1,6 +1,7 @@
 package fixtures_test
 
 import (
+	"strconv"
 	"testing"
 
 	fixtures "github.com/go-git/go-git-fixtures/v5"
@@ -67,3 +68,94 @@ func TestRevFiles(t *testing.T) {
 	assert.NotNil(t, f)
 	assert.NotNil(t, f.Rev(), "failed to get rev file")
 }
+
+func TestAll(t *testing.T) {
+	fs := fixtures.All()
+
+	assert.Len(t, fs, 38)
+}
+
+func TestByTag(t *testing.T) {
+	t.Parallel()
+	tests := []struct {
+		tag string
+		len int
+	}{
+		{tag: "packfile", len: 20},
+		{tag: "ofs-delta", len: 3},
+		{tag: ".git", len: 12},
+		{tag: "merge-conflict", len: 1},
+		{tag: "worktree", len: 6},
+		{tag: "submodule", len: 1},
+		{tag: "tags", len: 1},
+		{tag: "notes", len: 1},
+		{tag: "multi-packfile", len: 1},
+		{tag: "diff-tree", len: 7},
+		{tag: "packfile-sha256", len: 1},
+	}
+
+	for _, tc := range tests {
+		tc := tc
+
+		t.Run(tc.tag, func(t *testing.T) {
+			t.Parallel()
+
+			f := fixtures.ByTag(tc.tag)
+			assert.Len(t, f, tc.len)
+		})
+	}
+}
+
+func TestByURL(t *testing.T) {
+	t.Parallel()
+
+	tests := []struct {
+		URL string
+		len int
+	}{
+		{URL: "https://github.com/git-fixtures/root-references.git", len: 1},
+		{URL: "https://github.com/git-fixtures/basic.git", len: 9},
+		{URL: "https://github.com/git-fixtures/submodule.git", len: 1},
+		{URL: "https://github.com/src-d/go-git.git", len: 1},
+		{URL: "https://github.com/git-fixtures/tags.git", len: 1},
+		{URL: "https://github.com/spinnaker/spinnaker.git", len: 1},
+		{URL: "https://github.com/jamesob/desk.git", len: 1},
+		{URL: "https://github.com/cpcs499/Final_Pres_P.git", len: 1},
+		{URL: "https://github.com/github/gem-builder.git", len: 1},
+		{URL: "https://github.com/githubtraining/example-branches.git", len: 1},
+		{URL: "https://github.com/rumpkernel/rumprun-xen.git", len: 1},
+		{URL: "https://github.com/mcuadros/skeetr.git", len: 1},
+		{URL: "https://github.com/dezfowler/LiteMock.git", len: 1},
+		{URL: "https://github.com/tyba/storable.git", len: 1},
+		{URL: "https://github.com/toqueteos/ts3.git", len: 1},
+		{URL: "https://github.com/git-fixtures/empty.git", len: 1},
+	}
+
+	for _, tc := range tests {
+		tc := tc
+
+		t.Run(tc.URL, func(t *testing.T) {
+			t.Parallel()
+
+			f := fixtures.ByURL(tc.URL)
+			assert.Len(t, f, tc.len)
+		})
+	}
+}
+
+func TestIdx(t *testing.T) {
+	t.Parallel()
+
+	for i, f := range fixtures.ByTag("packfile") {
+		f := f
+		t.Run("#"+strconv.Itoa(i), func(t *testing.T) {
+			t.Parallel()
+
+			index := f.Idx()
+			assert.NotNil(t, index)
+
+			err := index.Close()
+			assert.NoError(t, err)
+		})
+	}
+}