From fa806f39c831c75d7dbfa3ac406eb2d14fe04cd3 Mon Sep 17 00:00:00 2001
From: Luke Shumaker <lukeshu@lukeshu.com>
Date: Tue, 31 Aug 2021 18:14:12 -0600
Subject: Add a failing testcase [ci-skip]

---
 parse_fastimport_test.go | 107 +++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 107 insertions(+)
 create mode 100644 parse_fastimport_test.go

(limited to 'parse_fastimport_test.go')

diff --git a/parse_fastimport_test.go b/parse_fastimport_test.go
new file mode 100644
index 0000000..d327d4c
--- /dev/null
+++ b/parse_fastimport_test.go
@@ -0,0 +1,107 @@
+package libfastimport_test
+
+import (
+	"io"
+	"strings"
+	"testing"
+
+	"github.com/stretchr/testify/assert"
+
+	"git.lukeshu.com/go/libfastimport"
+)
+
+func IdentPtr(ident libfastimport.Ident) *libfastimport.Ident {
+	return &ident
+}
+
+func TestParser(t *testing.T) {
+	MustParseIdent := func(str string) libfastimport.Ident {
+		t.Helper()
+		ident, err := libfastimport.ParseIdent(str)
+		if err != nil {
+			t.Fatal(err)
+		}
+		return ident
+	}
+	type resp struct {
+		libfastimport.Cmd
+		error
+	}
+	type testcase struct {
+		input    string
+		expected []resp
+	}
+	testcases := map[string]testcase{
+		"TerminatingGetMark": {
+			input: "\n" +
+				"commit refs/heads/master\n" +
+				"mark :1\n" +
+				"author Luke Shumaker <lukeshu@lukeshu.com> 1561083373 -0400\n" +
+				"committer Luke Shumaker <lukeshu@lukeshu.com> 1561083373 -0400\n" +
+				"data 4\n" +
+				"foo\n" +
+				"from 0000000000000000000000000000000000000000\n" +
+				"deleteall\n" +
+				"M 100755 3bd4eeca3db66d8349fb0963f2caf2808a66e556 README.md\n" +
+				"commit refs/heads/master\n" +
+				"mark :2\n" +
+				"author Luke Shumaker <lukeshu@lukeshu.com> 1561083374 -0400\n" +
+				"committer Luke Shumaker <lukeshu@lukeshu.com> 1561083374 -0400\n" +
+				"data 4\n" +
+				"bar\n" +
+				"deleteall\n" +
+				"M 100755 505928d6061b54e26b48a9b1e391a7530e27b7ca README.md\n" +
+				"get-mark :1\n" +
+				"get-mark :2\n",
+			expected: []resp{
+				{libfastimport.CmdCommit{
+					Ref:       "refs/heads/master",
+					Mark:      1,
+					Author:    IdentPtr(MustParseIdent("Luke Shumaker <lukeshu@lukeshu.com> 1561083373 -0400")),
+					Committer: MustParseIdent("Luke Shumaker <lukeshu@lukeshu.com> 1561083373 -0400"),
+					Msg:       "foo\n",
+					From:      "0000000000000000000000000000000000000000",
+				}, nil},
+				{libfastimport.FileDeleteAll{}, nil},
+				{libfastimport.FileModify{Mode: 0100755, Path: "README.md", DataRef: "3bd4eeca3db66d8349fb0963f2caf2808a66e556"}, nil},
+				{libfastimport.CmdCommitEnd{}, nil},
+				{libfastimport.CmdCommit{
+					Ref:       "refs/heads/master",
+					Mark:      2,
+					Author:    IdentPtr(MustParseIdent("Luke Shumaker <lukeshu@lukeshu.com> 1561083374 -0400")),
+					Committer: MustParseIdent("Luke Shumaker <lukeshu@lukeshu.com> 1561083374 -0400"),
+					Msg:       "bar\n",
+				}, nil},
+				{libfastimport.FileDeleteAll{}, nil},
+				{libfastimport.FileModify{Mode: 0100755, Path: "README.md", DataRef: "505928d6061b54e26b48a9b1e391a7530e27b7ca"}, nil},
+				// OK, here's the interesting part of the testcase: `get-mark :1`
+				// doesn't trigger CommitEnd, as get-mark is allowed inside of a
+				// commit; BUT `get-mark :2` does, because the in-progress commit is
+				// :2 and so asking for it implies that it's done.
+				{libfastimport.CmdGetMark{Mark: 1}, nil},
+				{libfastimport.CmdCommitEnd{}, nil},
+				{libfastimport.CmdGetMark{Mark: 2}, nil},
+				{nil, io.EOF},
+			},
+		},
+	}
+
+	t.Parallel()
+	for tcName, tcData := range testcases {
+		tcData := tcData
+		t.Run(tcName, func(t *testing.T) {
+			t.Parallel()
+			parser := libfastimport.NewFrontend(strings.NewReader(tcData.input), nil, nil)
+			var actual []resp
+			for {
+				cmd, err := parser.ReadCmd()
+				actual = append(actual, resp{cmd, err})
+				if err != nil {
+					break
+				}
+			}
+			assert.Equal(t, tcData.expected, actual)
+		})
+	}
+
+}
-- 
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