Files
oddmu/changes_test.go
2025-12-06 14:10:20 +01:00

264 lines
10 KiB
Go

package main
import (
"os"
"regexp"
"testing"
"time"
"github.com/stretchr/testify/assert"
)
// Note TestEditSaveChanges and TestAddAppendChanges.
func TestAddLinkToPageWithNoList(t *testing.T) {
// no newlines
title := "# Test"
p := &Page{Body: []byte(title)}
re := regexp.MustCompile(`(?m)^\* \[[^\]]+\]\(2025-08-08\)\n`)
link := "* [2025-08-08](2025-08-08)\n"
addLinkToPage(p, link, re)
assert.Equal(t, title+"\n\n"+link, string(p.Body))
}
func TestAddLinkToPageWithOlderLink(t *testing.T) {
// one newline
title := "# Test\n"
old := "* [2025-08-08](2025-08-08)\n"
p := &Page{Body: []byte(title + old)}
re := regexp.MustCompile(`(?m)^\* \[[^\]]+\]\(2025-08-10\)\n`)
link := "* [2025-08-10](2025-08-10)\n"
addLinkToPage(p, link, re)
assert.Equal(t, title+"\n"+link+old, string(p.Body))
}
func TestAddLinkToPageBetweenToExistingLinks(t *testing.T) {
title := "# Test\n\n"
new := "* [2025-08-10](2025-08-10)\n"
old := "* [2025-08-08](2025-08-08)\n"
p := &Page{Body: []byte(title + new + old)}
re := regexp.MustCompile(`(?m)^\* \[[^\]]+\]\(2025-08-09\)\n`)
link := "* [2025-08-09](2025-08-09)\n"
addLinkToPage(p, link, re)
assert.Equal(t, title+new+link+old, string(p.Body))
}
func TestAddLinkToPageBetweenToExistingLinks2(t *testing.T) {
title := "# Test\n\n"
new := "* [2025-08-10](2025-08-10)\n* [2025-08-09](2025-08-09)\n"
old := "* [2025-08-07](2025-08-07)\n"
p := &Page{Body: []byte(title + new + old)}
re := regexp.MustCompile(`(?m)^\* \[[^\]]+\]\(2025-08-08\)\n`)
link := "* [2025-08-08](2025-08-08)\n"
addLinkToPage(p, link, re)
assert.Equal(t, title+new+link+old, string(p.Body))
}
func TestAddLinkToPageAtTheEnd(t *testing.T) {
title := "# Test\n\n"
new := "* [2025-08-10](2025-08-10)\n"
old := "* [2025-08-08](2025-08-08)\n"
p := &Page{Body: []byte(title + new + old)}
re := regexp.MustCompile(`(?m)^\* \[[^\]]+\]\(2025-08-07\)\n`)
link := "* [2025-08-07](2025-08-07)\n"
addLinkToPage(p, link, re)
assert.Equal(t, title+new+old+link, string(p.Body))
}
func TestChanges(t *testing.T) {
cleanup(t, "testdata/washing")
today := time.Now().Format(time.DateOnly)
p := &Page{Name: "testdata/washing/" + today + "-machine",
Body: []byte(`# Washing machine
Churning growling thing
Water spraying in a box
Out of sight and dark`)}
p.notify()
// Link added to changes.md file
s, err := os.ReadFile("testdata/washing/changes.md")
assert.NoError(t, err)
assert.Contains(t, string(s), "[Washing machine]("+today+"-machine)")
// Link added to index.md file
s, err = os.ReadFile("testdata/washing/index.md")
assert.NoError(t, err)
// New index contains just the link
assert.Equal(t, string(s), "* [Washing machine]("+today+"-machine)\n")
}
func TestChangesWithHashtag(t *testing.T) {
cleanup(t, "testdata/changes")
intro := "# Haiku\n"
line := "* [Hotel room](2023-10-27-hotel)\n"
h := &Page{Name: "testdata/changes/Haiku", Body: []byte(intro)}
h.save()
p := &Page{Name: "testdata/changes/2023-10-27-hotel",
Body: []byte(`# Hotel room
White linen and white light
Wooden floor and painted walls
Home away from home
#Haiku #Poetry`)}
p.notify()
s, err := os.ReadFile("testdata/changes/changes.md")
assert.NoError(t, err)
assert.Contains(t, string(s), line)
s, err = os.ReadFile("testdata/changes/Haiku.md")
assert.NoError(t, err)
// ensure an empty line when adding at the end of the page
assert.Equal(t, intro+"\n"+line, string(s))
assert.NoFileExists(t, "testdata/changes/Poetry.md")
}
func TestChangesWithList(t *testing.T) {
cleanup(t, "testdata/changes")
intro := "# Changes\n\nThis is a paragraph.\n\n"
d := "## " + time.Now().Format(time.DateOnly) + "\n"
line := "* [a change](change)\n"
assert.NoError(t, os.MkdirAll("testdata/changes", 0755))
assert.NoError(t, os.WriteFile("testdata/changes/changes.md", []byte(intro+d+line), 0644))
p := &Page{Name: "testdata/changes/alex", Body: []byte(`Hallo!`)}
p.notify()
s, err := os.ReadFile("testdata/changes/changes.md")
assert.NoError(t, err)
newLine := "* [testdata/changes/alex](alex)\n"
// new line was added at the beginning of the list
assert.Equal(t, intro+d+newLine+line, string(s))
}
func TestChangesWithOldList(t *testing.T) {
cleanup(t, "testdata/changes")
intro := "# Changes\n\nThis is a paragraph.\n\n"
line := "* [a change](change)\n"
y := "## " + time.Now().Add(-24*time.Hour).Format(time.DateOnly) + "\n"
d := "## " + time.Now().Format(time.DateOnly) + "\n"
assert.NoError(t, os.MkdirAll("testdata/changes", 0755))
assert.NoError(t, os.WriteFile("testdata/changes/changes.md", []byte(intro+y+line), 0644))
p := &Page{Name: "testdata/changes/alex", Body: []byte(`Hallo!`)}
p.notify()
s, err := os.ReadFile("testdata/changes/changes.md")
assert.NoError(t, err)
newLine := "* [testdata/changes/alex](alex)\n"
// new line was added at the beginning of the list
assert.Equal(t, intro+d+newLine+"\n"+y+line, string(s))
}
func TestChangesWithOldDisappearingListAtTheEnd(t *testing.T) {
cleanup(t, "testdata/changes")
intro := "# Changes\n\nThis is a paragraph.\n\n"
line := "* [a change](alex)\n"
y := "## " + time.Now().Add(-24*time.Hour).Format(time.DateOnly) + "\n"
d := "## " + time.Now().Format(time.DateOnly) + "\n"
assert.NoError(t, os.MkdirAll("testdata/changes", 0755))
assert.NoError(t, os.WriteFile("testdata/changes/changes.md", []byte(intro+y+line), 0644))
p := &Page{Name: "testdata/changes/alex", Body: []byte(`Hallo!`)}
p.notify()
s, err := os.ReadFile("testdata/changes/changes.md")
assert.NoError(t, err)
newLine := "* [testdata/changes/alex](alex)\n"
// new line was added at the beginning of the list, with the new date, and the old date disappeared
assert.Equal(t, intro+d+newLine, string(s))
}
func TestChangesWithOldDisappearingListInTheMiddle(t *testing.T) {
cleanup(t, "testdata/changes")
intro := "# Changes\n\nThis is a paragraph.\n\n"
line := "* [a change](alex)\n"
other := "* [other change](whatever)\n"
yy := "## " + time.Now().Add(-48*time.Hour).Format(time.DateOnly) + "\n"
y := "## " + time.Now().Add(-24*time.Hour).Format(time.DateOnly) + "\n"
d := "## " + time.Now().Format(time.DateOnly) + "\n"
assert.NoError(t, os.MkdirAll("testdata/changes", 0755))
assert.NoError(t, os.WriteFile("testdata/changes/changes.md", []byte(intro+y+line+"\n"+yy+other), 0644))
p := &Page{Name: "testdata/changes/alex", Body: []byte(`Hallo!`)}
p.notify()
s, err := os.ReadFile("testdata/changes/changes.md")
assert.NoError(t, err)
newLine := "* [testdata/changes/alex](alex)\n"
// new line was added at the beginning of the list, with the new date, and the old date disappeared
assert.Equal(t, intro+d+newLine+"\n"+yy+other, string(s))
}
func TestChangesWithListAtTheTop(t *testing.T) {
cleanup(t, "testdata/changes")
line := "* [a change](change)\n"
d := "## " + time.Now().Format(time.DateOnly) + "\n"
assert.NoError(t, os.MkdirAll("testdata/changes", 0755))
assert.NoError(t, os.WriteFile("testdata/changes/changes.md", []byte(line), 0644))
p := &Page{Name: "testdata/changes/alex", Body: []byte(`Hallo!`)}
p.notify()
s, err := os.ReadFile("testdata/changes/changes.md")
assert.NoError(t, err)
newLine := "* [testdata/changes/alex](alex)\n"
// new line was added at the top, no error due to missing introduction
assert.Equal(t, d+newLine+line, string(s))
}
func TestChangesWithNoList(t *testing.T) {
cleanup(t, "testdata/changes")
intro := "# Changes\n\nThis is a paragraph."
d := "## " + time.Now().Format(time.DateOnly) + "\n"
assert.NoError(t, os.MkdirAll("testdata/changes", 0755))
assert.NoError(t, os.WriteFile("testdata/changes/changes.md", []byte(intro), 0644))
p := &Page{Name: "testdata/changes/alex", Body: []byte(`Hallo!`)}
p.notify()
s, err := os.ReadFile("testdata/changes/changes.md")
assert.NoError(t, err)
newLine := "* [testdata/changes/alex](alex)\n"
// into is still there and a new list was started
assert.Equal(t, intro+"\n\n"+d+newLine, string(s))
}
func TestChangesWithUpdate(t *testing.T) {
cleanup(t, "testdata/changes")
intro := "# Changes\n\nThis is a paragraph.\n\n"
other := "* [other change](whatever)\n"
d := "## " + time.Now().Format(time.DateOnly) + "\n"
line := "* [a change](alex)\n"
assert.NoError(t, os.MkdirAll("testdata/changes", 0755))
assert.NoError(t, os.WriteFile("testdata/changes/changes.md", []byte(intro+d+other+line), 0644))
p := &Page{Name: "testdata/changes/alex", Body: []byte(`Hallo!`)}
p.notify()
s, err := os.ReadFile("testdata/changes/changes.md")
assert.NoError(t, err)
newLine := "* [testdata/changes/alex](alex)\n"
// the change was already listed, but now it moved up and has a new title
assert.Equal(t, intro+d+newLine+other, string(s))
}
func TestChangesWithNoChangeToTheOrder(t *testing.T) {
cleanup(t, "testdata/changes")
intro := "# Changes\n\nThis is a paragraph.\n\n"
d := "## " + time.Now().Format(time.DateOnly) + "\n"
line := "* [a change](alex)\n"
other := "* [other change](whatever)\n"
assert.NoError(t, os.MkdirAll("testdata/changes", 0755))
assert.NoError(t, os.WriteFile("testdata/changes/changes.md", []byte(intro+d+line+other), 0644))
p := &Page{Name: "testdata/changes/alex", Body: []byte(`Hallo!`)}
p.notify()
s, err := os.ReadFile("testdata/changes/changes.md")
assert.NoError(t, err)
newLine := "* [testdata/changes/alex](alex)\n"
// the change was already listed at the top, so just use the new title
assert.Equal(t, intro+d+newLine+other, string(s))
// since the file has changed, a backup was necessary
assert.FileExists(t, "testdata/changes/changes.md~")
}
func TestChangesWithNoChanges(t *testing.T) {
cleanup(t, "testdata/changes")
intro := "# Changes\n\nThis is a paragraph.\n\n"
d := "## " + time.Now().Format(time.DateOnly) + "\n"
line := "* [a change](alex)\n"
other := "* [other change](whatever)\n"
assert.NoError(t, os.MkdirAll("testdata/changes", 0755))
assert.NoError(t, os.WriteFile("testdata/changes/changes.md", []byte(intro+d+line+other), 0644))
p := &Page{Name: "testdata/changes/alex", Body: []byte("# a change\nHallo!")}
p.notify()
s, err := os.ReadFile("testdata/changes/changes.md")
assert.NoError(t, err)
// the change was already listed at the top, so no change was necessary
assert.Equal(t, intro+d+line+other, string(s))
// since the file hasn't changed, no backup was necessary
assert.NoFileExists(t, "testdata/changes/changes.md~")
}