3 files changed, 214 insertions, 0 deletions
diff --git a/pkg/integration/tests/commit/add_co_author_range.go b/pkg/integration/tests/commit/add_co_author_range.go
new file mode 100644
index 000000000..9452c1ded
--- /dev/null
+++ b/pkg/integration/tests/commit/add_co_author_range.go
@@ -0,0 +1,105 @@
+package commit
+
+import (
+	"github.com/jesseduffield/lazygit/pkg/config"
+	. "github.com/jesseduffield/lazygit/pkg/integration/components"
+)
+
+var AddCoAuthorRange = NewIntegrationTest(NewIntegrationTestArgs{
+	Description:  "Add co-author on a range of commits",
+	ExtraCmdArgs: []string{},
+	Skip:         false,
+	SetupConfig:  func(config *config.AppConfig) {},
+	SetupRepo: func(shell *Shell) {
+		shell.EmptyCommit("fourth commit")
+		shell.EmptyCommit("third commit")
+		shell.EmptyCommit("second commit")
+		shell.EmptyCommit("first commit")
+	},
+	Run: func(t *TestDriver, keys config.KeybindingConfig) {
+		t.Views().Commits().
+			Focus().
+			Lines(
+				Contains("first commit").IsSelected(),
+				Contains("second commit"),
+				Contains("third commit"),
+				Contains("fourth commit"),
+			).
+			SelectNextItem().
+			Press(keys.Universal.ToggleRangeSelect).
+			SelectNextItem().
+			Lines(
+				Contains("first commit"),
+				Contains("second commit").IsSelected(),
+				Contains("third commit").IsSelected(),
+				Contains("fourth commit"),
+			).
+			Press(keys.Commits.ResetCommitAuthor).
+			Tap(func() {
+				t.ExpectPopup().Menu().
+					Title(Equals("Amend commit attribute")).
+					Select(Contains("Add co-author")).
+					Confirm()
+
+				t.ExpectPopup().Prompt().
+					Title(Contains("Add co-author")).
+					Type("John Smith <jsmith@gmail.com>").
+					Confirm()
+			}).
+			// exit range selection mode
+			PressEscape().
+			SelectNextItem()
+
+		t.Views().Main().Content(
+			Contains("fourth commit").
+				DoesNotContain("Co-authored-by: John Smith <jsmith@gmail.com>"),
+		)
+
+		t.Views().Commits().
+			IsFocused().
+			SelectPreviousItem().
+			Lines(
+				Contains("first commit"),
+				Contains("second commit"),
+				Contains("third commit").IsSelected(),
+				Contains("fourth commit"),
+			)
+
+		t.Views().Main().ContainsLines(
+			Equals("    third commit"),
+			Equals("    "),
+			Equals("    Co-authored-by: John Smith <jsmith@gmail.com>"),
+		)
+
+		t.Views().Commits().
+			IsFocused().
+			SelectPreviousItem().
+			Lines(
+				Contains("first commit"),
+				Contains("second commit").IsSelected(),
+				Contains("third commit"),
+				Contains("fourth commit"),
+			)
+
+		t.Views().Main().ContainsLines(
+			Equals("    second commit"),
+			Equals("    "),
+			Equals("    Co-authored-by: John Smith <jsmith@gmail.com>"),
+		)
+
+		t.Views().Commits().
+			IsFocused().
+			SelectPreviousItem().
+			Lines(
+				Contains("first commit").IsSelected(),
+				Contains("second commit"),
+				Contains("third commit"),
+				Contains("fourth commit"),
+			)
+
+		t.Views().Main().Content(
+			Contains("first commit").
+				DoesNotContain("Co-authored-by: John Smith <jsmith@gmail.com>"),
+		)
+	},
+})
diff --git a/pkg/integration/tests/commit/reset_author_range.go b/pkg/integration/tests/commit/reset_author_range.go
new file mode 100644
index 000000000..9d7c764cf
--- /dev/null
+++ b/pkg/integration/tests/commit/reset_author_range.go
@@ -0,0 +1,52 @@
+package commit
+
+import (
+	"github.com/jesseduffield/lazygit/pkg/config"
+	. "github.com/jesseduffield/lazygit/pkg/integration/components"
+)
+
+var ResetAuthorRange = NewIntegrationTest(NewIntegrationTestArgs{
+	Description:  "Reset author on a range of commits",
+	ExtraCmdArgs: []string{},
+	Skip:         false,
+	SetupConfig:  func(config *config.AppConfig) {},
+	SetupRepo: func(shell *Shell) {
+		shell.SetConfig("user.email", "Bill@example.com")
+		shell.SetConfig("user.name", "Bill Smith")
+
+		shell.EmptyCommit("fourth")
+		shell.EmptyCommit("third")
+		shell.EmptyCommit("second")
+		shell.EmptyCommit("first")
+
+		shell.SetConfig("user.email", "John@example.com")
+		shell.SetConfig("user.name", "John Smith")
+	},
+	Run: func(t *TestDriver, keys config.KeybindingConfig) {
+		t.Views().Commits().
+			Focus().
+			Lines(
+				Contains("BS").Contains("first").IsSelected(),
+				Contains("BS").Contains("second"),
+				Contains("BS").Contains("third"),
+				Contains("BS").Contains("fourth"),
+			).
+			SelectNextItem().
+			Press(keys.Universal.ToggleRangeSelect).
+			SelectNextItem().
+			Press(keys.Commits.ResetCommitAuthor).
+			Tap(func() {
+				t.ExpectPopup().Menu().
+					Title(Equals("Amend commit attribute")).
+					Select(Contains("Reset author")).
+					Confirm()
+			}).
+			PressEscape().
+			Lines(
+				Contains("BS").Contains("first"),
+				Contains("JS").Contains("second"),
+				Contains("JS").Contains("third").IsSelected(),
+				Contains("BS").Contains("fourth"),
+			)
+	},
+})
diff --git a/pkg/integration/tests/commit/set_author_range.go b/pkg/integration/tests/commit/set_author_range.go
new file mode 100644
index 000000000..e366ba05e
--- /dev/null
+++ b/pkg/integration/tests/commit/set_author_range.go
@@ -0,0 +1,57 @@
+package commit
+
+import (
+	"github.com/jesseduffield/lazygit/pkg/config"
+	. "github.com/jesseduffield/lazygit/pkg/integration/components"
+)
+
+var SetAuthorRange = NewIntegrationTest(NewIntegrationTestArgs{
+	Description:  "Set author on a range of commits",
+	ExtraCmdArgs: []string{},
+	Skip:         false,
+	SetupConfig:  func(config *config.AppConfig) {},
+	SetupRepo: func(shell *Shell) {
+		shell.SetConfig("user.email", "Bill@example.com")
+		shell.SetConfig("user.name", "Bill Smith")
+
+		shell.EmptyCommit("fourth")
+		shell.EmptyCommit("third")
+		shell.EmptyCommit("second")
+		shell.EmptyCommit("first")
+	},
+	Run: func(t *TestDriver, keys config.KeybindingConfig) {
+		t.Views().Commits().
+			Focus().
+			Lines(
+				Contains("BS").Contains("first").IsSelected(),
+				Contains("BS").Contains("second"),
+				Contains("BS").Contains("third"),
+				Contains("BS").Contains("fourth"),
+			)
+
+		t.Views().Commits().
+			Focus().
+			SelectNextItem().
+			Press(keys.Universal.ToggleRangeSelect).
+			SelectNextItem().
+			Press(keys.Commits.ResetCommitAuthor).
+			Tap(func() {
+				t.ExpectPopup().Menu().
+					Title(Equals("Amend commit attribute")).
+					Select(Contains(" Set author")). // adding space at start to distinguish from 'reset author'
+					Confirm()
+
+				t.ExpectPopup().Prompt().
+					Title(Contains("Set author")).
+					Type("John Smith <John@example.com>").
+					Confirm()
+			}).
+			PressEscape().
+			Lines(
+				Contains("BS").Contains("first"),
+				Contains("JS").Contains("second"),
+				Contains("JS").Contains("third").IsSelected(),
+				Contains("BS").Contains("fourth"),
+			)
+	},
+})