fix tests

Author: pashagolub

internal/scheduler/shell_test.go

@@ -39,7 +39,7 @@ func TestShellCommand(t *testing.T) {
 	ctx := context.Background()
 
 	_, _, err = scheduler.ExecuteProgramCommand(ctx, "", []string{""})
-	assert.EqualError(t, err, "Program command cannot be empty", "Empty command should out, fail")
+	assert.EqualError(t, err, "program command cannot be empty", "Empty command should out, fail")
 
 	_, out, err = scheduler.ExecuteProgramCommand(ctx, "ping0", nil)
 	assert.NoError(t, err, "Command with nil param is out, OK")

internal/scheduler/tasks_test.go

@@ -43,7 +43,7 @@ func TestExecuteTask(t *testing.T) {
 
 	assert.Error(t, et("Download", []string{"foo"}), "Invalid json")
 	assert.EqualError(t, et("Download", []string{`{"workersnum": 0, "fileurls": [] }`}),
-		"Files to download are not specified", "Download with empty files should fail")
+		"files to download are not specified", "Download with empty files should fail")
 	assert.Error(t, et("Download", []string{`{"workersnum": 0, "fileurls": ["http://foo.bar"], "destpath": "" }`}),
 		"Downlod incorrect url should fail")