snapshot of https://github.com/sqlc-dev/sqlc.git (main, 2026-09-16; blobs > 131072B omitted)

internal/migrations/migrations_test.go

@@ -0,0 +1,107 @@
+package migrations
+
+import (
+	"testing"
+
+	"github.com/google/go-cmp/cmp"
+)
+
+const inputGoose = `
+-- +goose Up
+ALTER TABLE archived_jobs ADD COLUMN expires_at TIMESTAMP WITH TIME ZONE;
+
+-- +goose Down
+ALTER TABLE archived_jobs DROP COLUMN expires_at;
+`
+
+const outputGoose = `
+-- +goose Up
+ALTER TABLE archived_jobs ADD COLUMN expires_at TIMESTAMP WITH TIME ZONE;
+`
+
+const inputMigrate = `
+-- +migrate Up
+-- SQL in section 'Up' is executed when this migration is applied
+CREATE TABLE people (id int);
+
+-- +migrate Down
+-- SQL section 'Down' is executed when this migration is rolled back
+DROP TABLE people;
+`
+
+const outputMigrate = `
+-- +migrate Up
+-- SQL in section 'Up' is executed when this migration is applied
+CREATE TABLE people (id int);
+`
+
+const inputTern = `
+-- Write your migrate up statements here
+ALTER TABLE todo RENAME COLUMN done TO is_done;
+---- create above / drop below ----
+ALTER TABLE todo RENAME COLUMN is_done TO done;
+`
+
+const outputTern = `
+-- Write your migrate up statements here
+ALTER TABLE todo RENAME COLUMN done TO is_done;`
+
+const inputDbmate = `
+-- migrate:up
+CREATE TABLE foo (bar int);
+-- migrate:down
+DROP TABLE foo;`
+
+const outputDbmate = `
+-- migrate:up
+CREATE TABLE foo (bar int);`
+
+const inputPsqlMeta = `\restrict auwherpfqaiuwrhgp
+
+CREATE TABLE foo (id int);
+
+\unrestrict auwherpfqaiuwrhgp
+`
+
+const outputPsqlMeta = `
+CREATE TABLE foo (id int);
+`
+
+func TestRemoveRollback(t *testing.T) {
+	if diff := cmp.Diff(outputGoose, RemoveRollbackStatements(inputGoose)); diff != "" {
+		t.Errorf("goose migration mismatch:\n%s", diff)
+	}
+	if diff := cmp.Diff(outputMigrate, RemoveRollbackStatements(inputMigrate)); diff != "" {
+		t.Errorf("sql-migrate migration mismatch:\n%s", diff)
+	}
+	if diff := cmp.Diff(outputTern, RemoveRollbackStatements(inputTern)); diff != "" {
+		t.Errorf("tern migration mismatch:\n%s", diff)
+	}
+	if diff := cmp.Diff(outputDbmate, RemoveRollbackStatements(inputDbmate)); diff != "" {
+		t.Errorf("dbmate migration mismatch:\n%s", diff)
+	}
+}
+
+func TestRemovePsqlMetaCommands(t *testing.T) {
+	if diff := cmp.Diff(outputPsqlMeta, RemovePsqlMetaCommands(inputPsqlMeta)); diff != "" {
+		t.Errorf("psql meta-command mismatch:\n%s", diff)
+	}
+}
+
+func TestRemoveGolangMigrateRollback(t *testing.T) {
+	filenames := map[string]bool{
+		// make sure we let through golang-migrate files that aren't rollbacks
+		"migrations/1.up.sql": false,
+		// make sure we let through other sql files
+		"migrations/2.sql":      false,
+		"migrations/foo.sql":    false,
+		"migrations/1.down.sql": true,
+	}
+
+	for filename, want := range filenames {
+		got := IsDown(filename)
+		if diff := cmp.Diff(want, got); diff != "" {
+			t.Errorf("IsDown mismatch: %s\n %s", filename, diff)
+		}
+	}
+}