Pure grammar test

src/utilities/codemirror/satf/sasf.test.ts

@@ -0,0 +1,106 @@
+import { testTree } from '@lezer/generator/test';
+import { describe, expect, test } from 'vitest';
+import { SatfLanguage } from './satf';
+
+const tests = [
+  [
+    'Empty SASF',
+    `
+      $$EOH
+      $$EOD
+      $$EOF
+  `,
+    `satf_sasf(Sasf(
+        Header,
+        Body
+  ))`,
+  ],
+  [
+    'Sample SASF',
+    `
+    $$EOH
+    $$EOD
+        request(VFT2_REQUEST_01,
+        START_TIME, 2024-266T19:59:57,
+        REQUESTOR, "vft2_anichola",
+        PROCESSOR, "VC2AB",
+        KEY, "No_Key")
+
+      command(1,
+        SCHEDULED_TIME,\\00:00:01\\,FROM_PREVIOUS_START,
+        COMMENT,\\"VFT2_short_name  : sada_pause_test_main_seq",
+                "VFT2_full_name   : psy.abs.vc2ab.sada_pause_test_main_seq.r02",
+                "VFT2_onboard_name: sada_pause_test_main_seq",
+                "VFT2_product_type: load_and_go_abs",
+                "VFT2_pce         : AB",
+                "VFT2_vc          : 2",
+                "cumulative_time is     1 sec (2024-266T19:59:58)"\\,
+        FILE_REMOVE("/eng/seq/sada_pause_test_main_seq.abs")
+      )
+      end
+      $$EOF`,
+    `satf_sasf(Sasf(Header,
+      Body(
+      Requests(
+        Request(RequestName,Time,Requestor,Processor,Key,
+        Steps(Command(StepLabel,ScheduledTime(Time,TimeRelation),
+        Comment,Stem,Args(String))))))))`,
+  ],
+  [
+    'Mulitple Requests',
+    `
+    $$EOH
+    $$EOD
+        request(VFT2_REQUEST_01,
+        START_TIME, 2024-266T19:59:57,
+        REQUESTOR, "vft2_anichola",
+        PROCESSOR, "VC2AB",
+        KEY, "No_Key")
+
+      command(1,
+        SCHEDULED_TIME,\\00:00:01\\,FROM_PREVIOUS_START,
+        COMMENT,\\"VFT2_short_name  : sada_pause_test_main_seq",
+                "VFT2_full_name   : psy.abs.vc2ab.sada_pause_test_main_seq.r02",
+                "VFT2_onboard_name: sada_pause_test_main_seq",
+                "VFT2_product_type: load_and_go_abs",
+                "VFT2_pce         : AB",
+                "VFT2_vc          : 2",
+                "cumulative_time is     1 sec (2024-266T19:59:58)"\\,
+        FILE_REMOVE("/eng/seq/sada_pause_test_main_seq.abs")
+      )
+      end,
+      request(VFT2_REQUEST_02,
+        START_TIME, 2024-266T19:59:57,
+        REQUESTOR, "vft2_anichola",
+        PROCESSOR, "VC2AB",
+        KEY, "No_Key")
+
+      command(1,
+        SCHEDULED_TIME,\\00:00:01\\,FROM_PREVIOUS_START,
+        FILE_REMOVE("/test.abs")
+      )
+      end
+      $$EOF`,
+    `satf_sasf(Sasf(Header,Body(
+      Requests(
+        Request(RequestName,Time,Requestor,Processor,Key,
+          Steps(Command(StepLabel,ScheduledTime(Time,TimeRelation),Comment,Stem,Args(String)))),
+        Request(RequestName,Time,Requestor,Processor,Key,
+          Steps(Command(StepLabel,ScheduledTime(Time,TimeRelation),Stem,Args(String))))
+      )
+    )))`,
+  ],
+];
+
+describe.each([['parse tree structure', tests]])('grammar tests - %s', (_name: string, testArray: string[][]) => {
+  test.each(testArray)('%s', (_: string, input: string, expected: string) => {
+    /* The Lezer parser is "Error-Insensitive"
+    "Being designed for the code editor use case, the parser is equipped with strategies for recovering
+    from syntax errors, and can produce a tree for any input." - (https://lezer.codemirror.net/) as such
+    it always returns a tree, though the tree may have error tokens ("⚠").
+
+    testTree will throw if there's a mismatch between the returned actual and expected trees, it returns
+    undefined when they match. */
+    expect(testTree(SatfLanguage.parser.parse(input), expected, undefined)).toBeUndefined();
+  });
+});