diff --git a/test/fixtures/syntax/source-maps/full/actual.js b/test/fixtures/syntax/source-maps/full/actual.js
new file mode 100644
index 0000000000..adc9848407
--- /dev/null
+++ b/test/fixtures/syntax/source-maps/full/actual.js
@@ -0,0 +1 @@
+arr.map(x => x * x);
diff --git a/test/fixtures/syntax/source-maps/full/expected.js b/test/fixtures/syntax/source-maps/full/expected.js
new file mode 100644
index 0000000000..e2bcfeb4cd
--- /dev/null
+++ b/test/fixtures/syntax/source-maps/full/expected.js
@@ -0,0 +1,3 @@
+arr.map(function (x) {
+  return x * x;
+});
diff --git a/test/fixtures/syntax/source-maps/full/source-map.json b/test/fixtures/syntax/source-maps/full/source-map.json
new file mode 100644
index 0000000000..1f78bd85cf
--- /dev/null
+++ b/test/fixtures/syntax/source-maps/full/source-map.json
@@ -0,0 +1,8 @@
+{
+  "version": 3,
+  "file": "source-maps/full/expected.js",
+  "sources": ["source-maps/full/actual.js"],
+  "names": [],
+  "mappings": "AAAA,CAAC,CAAC,CAAC,CAAC,CAAC,CAAC,CAAC,UAAC;SAAK,EAAE,EAAE;CAAC,CAAC",
+  "sourcesContent": ["arr.map(x => x * x);"]
+}
diff --git a/test/fixtures/syntax/source-maps/inline/actual.js b/test/fixtures/syntax/source-maps/inline/actual.js
new file mode 100644
index 0000000000..adc9848407
--- /dev/null
+++ b/test/fixtures/syntax/source-maps/inline/actual.js
@@ -0,0 +1 @@
+arr.map(x => x * x);
diff --git a/test/fixtures/syntax/source-maps/inline/expected.js b/test/fixtures/syntax/source-maps/inline/expected.js
new file mode 100644
index 0000000000..e2bcfeb4cd
--- /dev/null
+++ b/test/fixtures/syntax/source-maps/inline/expected.js
@@ -0,0 +1,3 @@
+arr.map(function (x) {
+  return x * x;
+});
diff --git a/test/fixtures/syntax/source-maps/inline/options.json b/test/fixtures/syntax/source-maps/inline/options.json
new file mode 100644
index 0000000000..5907a8b5cc
--- /dev/null
+++ b/test/fixtures/syntax/source-maps/inline/options.json
@@ -0,0 +1,3 @@
+{
+  "sourceMap": "inline"
+}