Some changes to incremental tests

Author: sheetalkamat

src/testRunner/unittests/tsc/helpers.ts

@@ -169,9 +169,15 @@ namespace ts {
         Initial = "initial-build",
         IncrementalDtsChange = "incremental-declaration-changes",
         IncrementalDtsUnchanged = "incremental-declaration-doesnt-change",
-        IncrementalHeadersChange = "incremental-headers-change-without-dts-changes"
+        IncrementalHeadersChange = "incremental-headers-change-without-dts-changes",
+        NoChangeRun ="no-change-run"
     }
 
+    export const noChangeRun: TscIncremental = {
+        buildKind: BuildKind.NoChangeRun,
+        modifyFs: noop
+    };
+
     export interface TscCompile {
         scenario: string;
         subScenario: string;

src/testRunner/unittests/tsc/incremental.ts

@@ -17,13 +17,10 @@ namespace ts {
                     }`,
             }),
             commandLineArgs: ["--incremental", "--p", "src/project", "--tsBuildInfoFile", "src/project/.tsbuildinfo"],
-            incrementalScenarios: [{
-                buildKind: BuildKind.IncrementalDtsUnchanged,
-                modifyFs: noop,
-            }]
+            incrementalScenarios: [noChangeRun]
         });
 
-        verifyTsc({
+        verifyTscIncrementalEdits({
             scenario: "incremental",
             subScenario: "when passing rootDir from commandline",
             fs: () => loadProjectFromFiles({
@@ -37,6 +34,7 @@ namespace ts {
                     }`,
             }),
             commandLineArgs: ["--p", "src/project", "--rootDir", "src/project/src"],
+            incrementalScenarios: [noChangeRun]
         });
     });
 }

tests/baselines/reference/tsc/incremental/incremental-declaration-doesnt-change/when-passing-filename-for-buildinfo-on-commandline.js renamed to tests/baselines/reference/tsc/incremental/no-change-run/when-passing-filename-for-buildinfo-on-commandline.js

@@ -1,4 +1,4 @@
-//// [/lib/incremental-declaration-doesnt-changeOutput.txt]
+//// [/lib/no-change-runOutput.txt]
 /lib/tsc --incremental --p src/project --tsBuildInfoFile src/project/.tsbuildinfo
 exitCode:: 0
 

tests/baselines/reference/tsc/incremental/no-change-run/when-passing-rootDir-from-commandline.js

@@ -0,0 +1,5 @@
+//// [/lib/no-change-runOutput.txt]
+/lib/tsc --p src/project --rootDir src/project/src
+exitCode:: 0
+
+